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Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 

* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (49 commits)
  [SCTP]: Set assoc_id correctly during INIT collision.
  [SCTP]: Re-order SCTP initializations to avoid race with sctp_rcv()
  [SCTP]: Fix the SO_REUSEADDR handling to be similar to TCP.
  [SCTP]: Verify all destination ports in sctp_connectx.
  [XFRM] SPD info TLV aggregation
  [XFRM] SAD info TLV aggregationx
  [AF_RXRPC]: Sort out MTU handling.
  [AF_IUCV/IUCV] : Add missing section annotations
  [AF_IUCV]: Implementation of a skb backlog queue
  [NETLINK]: Remove bogus BUG_ON
  [IPV6]: Some cleanups in include/net/ipv6.h
  [TCP]: zero out rx_opt in tcp_disconnect()
  [BNX2]: Fix TSO problem with small MSS.
  [NET]: Rework dev_base via list_head (v3)
  [TCP] Highspeed: Limited slow-start is nowadays in tcp_slow_start
  [BNX2]: Update version and reldate.
  [BNX2]: Print bus information for PCIE devices.
  [BNX2]: Add 1-shot MSI handler for 5709.
  [BNX2]: Restructure PHY event handling.
  [BNX2]: Add indirect spinlock.
  ...
This commit is contained in:
Linus Torvalds 2007-05-04 19:36:58 -07:00
parent a3d52136ee 07d9396771
commit 7e20ef030d
84 changed files with 6839 additions and 6152 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/s390/appldata/appldata_net_sum.c
View File

@ -107,7 +107,7 @@ static void appldata_get_net_sum_data(void *data)
tx_dropped = 0;
collisions = 0;
read_lock(&dev_base_lock);
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
stats = dev->get_stats(dev);
rx_packets += stats->rx_packets;
tx_packets += stats->tx_packets;

3
arch/sparc64/solaris/ioctl.c
View File

@ -686,7 +686,8 @@ static inline int solaris_i(unsigned int fd, unsigned int cmd, u32 arg)
int i = 0;
read_lock_bh(&dev_base_lock);
for (d = dev_base; d; d = d->next) i++;
for_each_netdev(d)
i++;
read_unlock_bh(&dev_base_lock);
if (put_user (i, (int __user *)A(arg)))

8
drivers/block/aoe/aoecmd.c
View File

@ -194,15 +194,15 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff **tail)
sl = sl_tail = NULL;
read_lock(&dev_base_lock);
for (ifp = dev_base; ifp; dev_put(ifp), ifp = ifp->next) {
for_each_netdev(ifp) {
dev_hold(ifp);
if (!is_aoe_netif(ifp))
continue;
goto cont;
skb = new_skb(sizeof *h + sizeof *ch);
if (skb == NULL) {
printk(KERN_INFO "aoe: skb alloc failure\n");
continue;
goto cont;
}
skb_put(skb, sizeof *h + sizeof *ch);
skb->dev = ifp;
@ -221,6 +221,8 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff **tail)
skb->next = sl;
sl = skb;
cont:
dev_put(ifp);
}
read_unlock(&dev_base_lock);

1058
drivers/net/bnx2.c
View File

File diff suppressed because it is too large Load Diff

65
drivers/net/bnx2.h
View File

@ -1,6 +1,6 @@
/* bnx2.h: Broadcom NX2 network driver.
*
* Copyright (c) 2004, 2005, 2006 Broadcom Corporation
* Copyright (c) 2004-2007 Broadcom Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -24,8 +24,11 @@ struct tx_bd {
u32 tx_bd_haddr_hi;
u32 tx_bd_haddr_lo;
u32 tx_bd_mss_nbytes;
#define TX_BD_TCP6_OFF2_SHL (14)
u32 tx_bd_vlan_tag_flags;
#define TX_BD_FLAGS_CONN_FAULT (1<<0)
#define TX_BD_FLAGS_TCP6_OFF0_MSK (3<<1)
#define TX_BD_FLAGS_TCP6_OFF0_SHL (1)
#define TX_BD_FLAGS_TCP_UDP_CKSUM (1<<1)
#define TX_BD_FLAGS_IP_CKSUM (1<<2)
#define TX_BD_FLAGS_VLAN_TAG (1<<3)
@ -34,6 +37,7 @@ struct tx_bd {
#define TX_BD_FLAGS_END (1<<6)
#define TX_BD_FLAGS_START (1<<7)
#define TX_BD_FLAGS_SW_OPTION_WORD (0x1f<<8)
#define TX_BD_FLAGS_TCP6_OFF4_SHL (12)
#define TX_BD_FLAGS_SW_FLAGS (1<<13)
#define TX_BD_FLAGS_SW_SNAP (1<<14)
#define TX_BD_FLAGS_SW_LSO (1<<15)
@ -6292,6 +6296,41 @@ struct l2_fhdr {
#define MII_BNX2_DSP_ADDRESS 0x17
#define MII_BNX2_DSP_EXPAND_REG 0x0f00
#define MII_BNX2_BLK_ADDR 0x1f
#define MII_BNX2_BLK_ADDR_IEEE0 0x0000
#define MII_BNX2_BLK_ADDR_GP_STATUS 0x8120
#define MII_BNX2_GP_TOP_AN_STATUS1 0x1b
#define MII_BNX2_GP_TOP_AN_SPEED_MSK 0x3f00
#define MII_BNX2_GP_TOP_AN_SPEED_10 0x0000
#define MII_BNX2_GP_TOP_AN_SPEED_100 0x0100
#define MII_BNX2_GP_TOP_AN_SPEED_1G 0x0200
#define MII_BNX2_GP_TOP_AN_SPEED_2_5G 0x0300
#define MII_BNX2_GP_TOP_AN_SPEED_1GKV 0x0d00
#define MII_BNX2_GP_TOP_AN_FD 0x8
#define MII_BNX2_BLK_ADDR_SERDES_DIG 0x8300
#define MII_BNX2_SERDES_DIG_1000XCTL1 0x10
#define MII_BNX2_SD_1000XCTL1_FIBER 0x01
#define MII_BNX2_SD_1000XCTL1_AUTODET 0x10
#define MII_BNX2_SERDES_DIG_MISC1 0x18
#define MII_BNX2_SD_MISC1_FORCE_MSK 0xf
#define MII_BNX2_SD_MISC1_FORCE_2_5G 0x0
#define MII_BNX2_SD_MISC1_FORCE 0x10
#define MII_BNX2_BLK_ADDR_OVER1G 0x8320
#define MII_BNX2_OVER1G_UP1 0x19
#define MII_BNX2_BLK_ADDR_BAM_NXTPG 0x8350
#define MII_BNX2_BAM_NXTPG_CTL 0x10
#define MII_BNX2_NXTPG_CTL_BAM 0x1
#define MII_BNX2_NXTPG_CTL_T2 0x2
#define MII_BNX2_BLK_ADDR_CL73_USERB0 0x8370
#define MII_BNX2_CL73_BAM_CTL1 0x12
#define MII_BNX2_CL73_BAM_EN 0x8000
#define MII_BNX2_CL73_BAM_STA_MGR_EN 0x4000
#define MII_BNX2_CL73_BAM_NP_AFT_BP_EN 0x2000
#define MII_BNX2_BLK_ADDR_AER 0xffd0
#define MII_BNX2_AER_AER 0x1e
#define MII_BNX2_AER_AER_AN_MMD 0x3800
#define MII_BNX2_BLK_ADDR_COMBO_IEEEB0 0xffe0
#define MIN_ETHERNET_PACKET_SIZE 60
#define MAX_ETHERNET_PACKET_SIZE 1514
#define MAX_ETHERNET_JUMBO_PACKET_SIZE 9014
@ -6429,13 +6468,15 @@ struct bnx2 {
u32 last_status_idx;
u32 flags;
#define PCIX_FLAG 1
#define PCI_32BIT_FLAG 2
#define ONE_TDMA_FLAG 4 /* no longer used */
#define NO_WOL_FLAG 8
#define USING_DAC_FLAG 0x10
#define USING_MSI_FLAG 0x20
#define ASF_ENABLE_FLAG 0x40
#define PCIX_FLAG 0x00000001
#define PCI_32BIT_FLAG 0x00000002
#define ONE_TDMA_FLAG 0x00000004 /* no longer used */
#define NO_WOL_FLAG 0x00000008
#define USING_MSI_FLAG 0x00000020
#define ASF_ENABLE_FLAG 0x00000040
#define MSI_CAP_FLAG 0x00000080
#define ONE_SHOT_MSI_FLAG 0x00000100
#define PCIE_FLAG 0x00000200
/* Put tx producer and consumer fields in separate cache lines. */
@ -6484,6 +6525,7 @@ struct bnx2 {
/* Used to synchronize phy accesses. */
spinlock_t phy_lock;
spinlock_t indirect_lock;
u32 phy_flags;
#define PHY_SERDES_FLAG 1
@ -6495,6 +6537,13 @@ struct bnx2 {
#define PHY_INT_MODE_LINK_READY_FLAG 0x200
#define PHY_DIS_EARLY_DAC_FLAG 0x400
u32 mii_bmcr;
u32 mii_bmsr;
u32 mii_bmsr1;
u32 mii_adv;
u32 mii_lpa;
u32 mii_up1;
u32 chip_id;
/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
#define CHIP_NUM(bp) (((bp)->chip_id) & 0xffff0000)

1697
drivers/net/bnx2_fw.h
View File

File diff suppressed because it is too large Load Diff

7868
drivers/net/bnx2_fw2.h
View File

File diff suppressed because it is too large Load Diff

4
drivers/net/wireless/strip.c
View File

@ -1971,8 +1971,7 @@ static struct net_device *get_strip_dev(struct strip *strip_info)
sizeof(zero_address))) {
struct net_device *dev;
read_lock_bh(&dev_base_lock);
dev = dev_base;
while (dev) {
for_each_netdev(dev) {
if (dev->type == strip_info->dev->type &&
!memcmp(dev->dev_addr,
&strip_info->true_dev_addr,
@ -1983,7 +1982,6 @@ static struct net_device *get_strip_dev(struct strip *strip_info)
read_unlock_bh(&dev_base_lock);
return (dev);
}
dev = dev->next;
}
read_unlock_bh(&dev_base_lock);
}

2
drivers/parisc/led.c
View File

@ -365,7 +365,7 @@ static __inline__ int led_get_net_activity(void)
* for reading should be OK */
read_lock(&dev_base_lock);
rcu_read_lock();
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
struct net_device_stats *stats;
struct in_device *in_dev = __in_dev_get_rcu(dev);
if (!in_dev || !in_dev->ifa_list)

1
fs/Kconfig
View File

@ -2020,7 +2020,6 @@ config AFS_FS
tristate "Andrew File System support (AFS) (EXPERIMENTAL)"
depends on INET && EXPERIMENTAL
select AF_RXRPC
select KEYS
help
If you say Y here, you will get an experimental Andrew File System
driver. It currently only supports unsecured read-only AFS access.

2
fs/afs/Makefile
View File

@ -18,7 +18,7 @@ kafs-objs := \
security.o \
server.o \
super.o \
use-rtnetlink.o \
netdevices.o \
vlclient.o \
vlocation.o \
vnode.o \

2
fs/afs/callback.c
View File

@ -468,7 +468,7 @@ int __init afs_callback_update_init(void)
/*
* shut down the callback update process
*/
void __exit afs_callback_update_kill(void)
void afs_callback_update_kill(void)
{
destroy_workqueue(afs_callback_update_worker);
}

1
fs/afs/cmservice.c
View File

@ -443,6 +443,7 @@ static void SRXAFSCB_GetCapabilities(struct work_struct *work)
reply.ia.netmask[loop] = ifs[loop].netmask.s_addr;
reply.ia.mtu[loop] = htonl(ifs[loop].mtu);
}
kfree(ifs);
}
reply.cap.capcount = htonl(1);

3
fs/afs/fsclient.c
View File

@ -266,7 +266,8 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call,
call->unmarshall++;
if (call->count < PAGE_SIZE) {
buffer = kmap_atomic(call->reply3, KM_USER0);
page = call->reply3;
buffer = kmap_atomic(page, KM_USER0);
memset(buffer + PAGE_SIZE - call->count, 0,
call->count);
kunmap_atomic(buffer, KM_USER0);

7
fs/afs/internal.h
View File

@ -349,7 +349,6 @@ struct afs_permits {
* record of one of a system's set of network interfaces
*/
struct afs_interface {
unsigned index; /* interface index */
struct in_addr address; /* IPv4 address bound to interface */
struct in_addr netmask; /* netmask applied to address */
unsigned mtu; /* MTU of interface */
@ -392,7 +391,7 @@ extern void afs_give_up_callback(struct afs_vnode *);
extern void afs_dispatch_give_up_callbacks(struct work_struct *);
extern void afs_flush_callback_breaks(struct afs_server *);
extern int __init afs_callback_update_init(void);
extern void __exit afs_callback_update_kill(void);
extern void afs_callback_update_kill(void);
/*
* cell.c
@ -564,7 +563,7 @@ extern void afs_fs_exit(void);
* use-rtnetlink.c
*/
extern int afs_get_ipv4_interfaces(struct afs_interface *, size_t, bool);
extern int afs_get_MAC_address(u8 [6]);
extern int afs_get_MAC_address(u8 *, size_t);
/*
* vlclient.c
@ -591,7 +590,7 @@ extern struct afs_vlocation *afs_vlocation_lookup(struct afs_cell *,
struct key *,
const char *, size_t);
extern void afs_put_vlocation(struct afs_vlocation *);
extern void __exit afs_vlocation_purge(void);
extern void afs_vlocation_purge(void);
/*
* vnode.c

2
fs/afs/main.c
View File

@ -54,7 +54,7 @@ static int __init afs_get_client_UUID(void)
/* read the MAC address of one of the external interfaces and construct
* a UUID from it */
ret = afs_get_MAC_address(afs_uuid.node);
ret = afs_get_MAC_address(afs_uuid.node, sizeof(afs_uuid.node));
if (ret < 0)
return ret;

68
fs/afs/netdevices.c Normal file
View File

@ -0,0 +1,68 @@
/* AFS network device helpers
*
* Copyright (c) 2007 Patrick McHardy <kaber@trash.net>
*/
#include <linux/string.h>
#include <linux/rtnetlink.h>
#include <linux/inetdevice.h>
#include <linux/netdevice.h>
#include <linux/if_arp.h>
#include "internal.h"
/*
* get a MAC address from a random ethernet interface that has a real one
* - the buffer will normally be 6 bytes in size
*/
int afs_get_MAC_address(u8 *mac, size_t maclen)
{
struct net_device *dev;
int ret = -ENODEV;
if (maclen != ETH_ALEN)
BUG();
rtnl_lock();
dev = __dev_getfirstbyhwtype(ARPHRD_ETHER);
if (dev) {
memcpy(mac, dev->dev_addr, maclen);
ret = 0;
}
rtnl_unlock();
return ret;
}
/*
* get a list of this system's interface IPv4 addresses, netmasks and MTUs
* - maxbufs must be at least 1
* - returns the number of interface records in the buffer
*/
int afs_get_ipv4_interfaces(struct afs_interface *bufs, size_t maxbufs,
bool wantloopback)
{
struct net_device *dev;
struct in_device *idev;
int n = 0;
ASSERT(maxbufs > 0);
rtnl_lock();
for_each_netdev(dev) {
if (dev->type == ARPHRD_LOOPBACK && !wantloopback)
continue;
idev = __in_dev_get_rtnl(dev);
if (!idev)
continue;
for_primary_ifa(idev) {
bufs[n].address.s_addr = ifa->ifa_address;
bufs[n].netmask.s_addr = ifa->ifa_mask;
bufs[n].mtu = dev->mtu;
n++;
if (n >= maxbufs)
goto out;
} endfor_ifa(idev);
}
out:
rtnl_unlock();
return n;
}

100
fs/afs/super.c
View File

@ -20,6 +20,7 @@
#include <linux/slab.h>
#include <linux/fs.h>
#include <linux/pagemap.h>
#include <linux/parser.h>
#include "internal.h"
#define AFS_FS_MAGIC 0x6B414653 /* 'kAFS' */
@ -42,7 +43,7 @@ struct file_system_type afs_fs_type = {
.name = "afs",
.get_sb = afs_get_sb,
.kill_sb = kill_anon_super,
.fs_flags = FS_BINARY_MOUNTDATA,
.fs_flags = 0,
};
static const struct super_operations afs_super_ops = {
@ -58,6 +59,20 @@ static const struct super_operations afs_super_ops = {
static struct kmem_cache *afs_inode_cachep;
static atomic_t afs_count_active_inodes;
enum {
afs_no_opt,
afs_opt_cell,
afs_opt_rwpath,
afs_opt_vol,
};
static const match_table_t afs_options_list = {
{ afs_opt_cell, "cell=%s" },
{ afs_opt_rwpath, "rwpath" },
{ afs_opt_vol, "vol=%s" },
{ afs_no_opt, NULL },
};
/*
* initialise the filesystem
*/
@ -114,31 +129,6 @@ void __exit afs_fs_exit(void)
_leave("");
}
/*
* check that an argument has a value
*/
static int want_arg(char **_value, const char *option)
{
if (!_value || !*_value || !**_value) {
printk(KERN_NOTICE "kAFS: %s: argument missing\n", option);
return 0;
}
return 1;
}
/*
* check that there's no subsequent value
*/
static int want_no_value(char *const *_value, const char *option)
{
if (*_value && **_value) {
printk(KERN_NOTICE "kAFS: %s: Invalid argument: %s\n",
option, *_value);
return 0;
}
return 1;
}
/*
* parse the mount options
* - this function has been shamelessly adapted from the ext3 fs which
@ -148,48 +138,46 @@ static int afs_parse_options(struct afs_mount_params *params,
char *options, const char **devname)
{
struct afs_cell *cell;
char *key, *value;
int ret;
substring_t args[MAX_OPT_ARGS];
char *p;
int token;
_enter("%s", options);
options[PAGE_SIZE - 1] = 0;
ret = 0;
while ((key = strsep(&options, ","))) {
value = strchr(key, '=');
if (value)
*value++ = 0;
while ((p = strsep(&options, ","))) {
if (!*p)
continue;
_debug("kAFS: KEY: %s, VAL:%s", key, value ?: "-");
if (strcmp(key, "rwpath") == 0) {
if (!want_no_value(&value, "rwpath"))
return -EINVAL;
params->rwpath = 1;
} else if (strcmp(key, "vol") == 0) {
if (!want_arg(&value, "vol"))
return -EINVAL;
*devname = value;
} else if (strcmp(key, "cell") == 0) {
if (!want_arg(&value, "cell"))
return -EINVAL;
cell = afs_cell_lookup(value, strlen(value));
token = match_token(p, afs_options_list, args);
switch (token) {
case afs_opt_cell:
cell = afs_cell_lookup(args[0].from,
args[0].to - args[0].from);
if (IS_ERR(cell))
return PTR_ERR(cell);
afs_put_cell(params->cell);
params->cell = cell;
} else {
printk("kAFS: Unknown mount option: '%s'\n", key);
ret = -EINVAL;
goto error;
break;
case afs_opt_rwpath:
params->rwpath = 1;
break;
case afs_opt_vol:
*devname = args[0].from;
break;
default:
printk(KERN_ERR "kAFS:"
" Unknown or invalid mount option: '%s'\n", p);
return -EINVAL;
}
}
ret = 0;
error:
_leave(" = %d", ret);
return ret;
_leave(" = 0");
return 0;
}
/*
@ -361,7 +349,6 @@ error:
/*
* get an AFS superblock
* - TODO: don't use get_sb_nodev(), but rather call sget() directly
*/
static int afs_get_sb(struct file_system_type *fs_type,
int flags,
@ -386,7 +373,6 @@ static int afs_get_sb(struct file_system_type *fs_type,
goto error;
}
ret = afs_parse_device_name(&params, dev_name);
if (ret < 0)
goto error;

473
fs/afs/use-rtnetlink.c
View File

@ -1,473 +0,0 @@
/* RTNETLINK client
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/if_addr.h>
#include <linux/if_arp.h>
#include <linux/inetdevice.h>
#include <net/netlink.h>
#include "internal.h"
struct afs_rtm_desc {
struct socket *nlsock;
struct afs_interface *bufs;
u8 *mac;
size_t nbufs;
size_t maxbufs;
void *data;
ssize_t datalen;
size_t datamax;
int msg_seq;
unsigned mac_index;
bool wantloopback;
int (*parse)(struct afs_rtm_desc *, struct nlmsghdr *);
};
/*
* parse an RTM_GETADDR response
*/
static int afs_rtm_getaddr_parse(struct afs_rtm_desc *desc,
struct nlmsghdr *nlhdr)
{
struct afs_interface *this;
struct ifaddrmsg *ifa;
struct rtattr *rtattr;
const char *name;
size_t len;
ifa = (struct ifaddrmsg *) NLMSG_DATA(nlhdr);
_enter("{ix=%d,af=%d}", ifa->ifa_index, ifa->ifa_family);
if (ifa->ifa_family != AF_INET) {
_leave(" = 0 [family %d]", ifa->ifa_family);
return 0;
}
if (desc->nbufs >= desc->maxbufs) {
_leave(" = 0 [max %zu/%zu]", desc->nbufs, desc->maxbufs);
return 0;
}
this = &desc->bufs[desc->nbufs];
this->index = ifa->ifa_index;
this->netmask.s_addr = inet_make_mask(ifa->ifa_prefixlen);
this->mtu = 0;
rtattr = NLMSG_DATA(nlhdr) + NLMSG_ALIGN(sizeof(struct ifaddrmsg));
len = NLMSG_PAYLOAD(nlhdr, sizeof(struct ifaddrmsg));
name = "unknown";
for (; RTA_OK(rtattr, len); rtattr = RTA_NEXT(rtattr, len)) {
switch (rtattr->rta_type) {
case IFA_ADDRESS:
memcpy(&this->address, RTA_DATA(rtattr), 4);
break;
case IFA_LABEL:
name = RTA_DATA(rtattr);
break;
}
}
_debug("%s: "NIPQUAD_FMT"/"NIPQUAD_FMT,
name, NIPQUAD(this->address), NIPQUAD(this->netmask));
desc->nbufs++;
_leave(" = 0");
return 0;
}
/*
* parse an RTM_GETLINK response for MTUs
*/
static int afs_rtm_getlink_if_parse(struct afs_rtm_desc *desc,
struct nlmsghdr *nlhdr)
{
struct afs_interface *this;
struct ifinfomsg *ifi;
struct rtattr *rtattr;
const char *name;
size_t len, loop;
ifi = (struct ifinfomsg *) NLMSG_DATA(nlhdr);
_enter("{ix=%d}", ifi->ifi_index);
for (loop = 0; loop < desc->nbufs; loop++) {
this = &desc->bufs[loop];
if (this->index == ifi->ifi_index)
goto found;
}
_leave(" = 0 [no match]");
return 0;
found:
if (ifi->ifi_type == ARPHRD_LOOPBACK && !desc->wantloopback) {
_leave(" = 0 [loopback]");
return 0;
}
rtattr = NLMSG_DATA(nlhdr) + NLMSG_ALIGN(sizeof(struct ifinfomsg));
len = NLMSG_PAYLOAD(nlhdr, sizeof(struct ifinfomsg));
name = "unknown";
for (; RTA_OK(rtattr, len); rtattr = RTA_NEXT(rtattr, len)) {
switch (rtattr->rta_type) {
case IFLA_MTU:
memcpy(&this->mtu, RTA_DATA(rtattr), 4);
break;
case IFLA_IFNAME:
name = RTA_DATA(rtattr);
break;
}
}
_debug("%s: "NIPQUAD_FMT"/"NIPQUAD_FMT" mtu %u",
name, NIPQUAD(this->address), NIPQUAD(this->netmask),
this->mtu);
_leave(" = 0");
return 0;
}
/*
* parse an RTM_GETLINK response for the MAC address belonging to the lowest
* non-internal interface
*/
static int afs_rtm_getlink_mac_parse(struct afs_rtm_desc *desc,
struct nlmsghdr *nlhdr)
{
struct ifinfomsg *ifi;
struct rtattr *rtattr;
const char *name;
size_t remain, len;
bool set;
ifi = (struct ifinfomsg *) NLMSG_DATA(nlhdr);
_enter("{ix=%d}", ifi->ifi_index);
if (ifi->ifi_index >= desc->mac_index) {
_leave(" = 0 [high]");
return 0;
}
if (ifi->ifi_type == ARPHRD_LOOPBACK) {
_leave(" = 0 [loopback]");
return 0;
}
rtattr = NLMSG_DATA(nlhdr) + NLMSG_ALIGN(sizeof(struct ifinfomsg));
remain = NLMSG_PAYLOAD(nlhdr, sizeof(struct ifinfomsg));
name = "unknown";
set = false;
for (; RTA_OK(rtattr, remain); rtattr = RTA_NEXT(rtattr, remain)) {
switch (rtattr->rta_type) {
case IFLA_ADDRESS:
len = RTA_PAYLOAD(rtattr);
memcpy(desc->mac, RTA_DATA(rtattr),
min_t(size_t, len, 6));
desc->mac_index = ifi->ifi_index;
set = true;
break;
case IFLA_IFNAME:
name = RTA_DATA(rtattr);
break;
}
}
if (set)
_debug("%s: %02x:%02x:%02x:%02x:%02x:%02x",
name,
desc->mac[0], desc->mac[1], desc->mac[2],
desc->mac[3], desc->mac[4], desc->mac[5]);
_leave(" = 0");
return 0;
}
/*
* read the rtnetlink response and pass to parsing routine
*/
static int afs_read_rtm(struct afs_rtm_desc *desc)
{
struct nlmsghdr *nlhdr, tmphdr;
struct msghdr msg;
struct kvec iov[1];
void *data;
bool last = false;
int len, ret, remain;
_enter("");
do {
/* first of all peek to see how big the packet is */
memset(&msg, 0, sizeof(msg));
iov[0].iov_base = &tmphdr;
iov[0].iov_len = sizeof(tmphdr);
len = kernel_recvmsg(desc->nlsock, &msg, iov, 1,
sizeof(tmphdr), MSG_PEEK | MSG_TRUNC);
if (len < 0) {
_leave(" = %d [peek]", len);
return len;
}
if (len == 0)
continue;
if (len < sizeof(tmphdr) || len < NLMSG_PAYLOAD(&tmphdr, 0)) {
_leave(" = -EMSGSIZE");
return -EMSGSIZE;
}
if (desc->datamax < len) {
kfree(desc->data);
desc->data = NULL;
data = kmalloc(len, GFP_KERNEL);
if (!data)
return -ENOMEM;
desc->data = data;
}
desc->datamax = len;
/* read all the data from this packet */
iov[0].iov_base = desc->data;
iov[0].iov_len = desc->datamax;
desc->datalen = kernel_recvmsg(desc->nlsock, &msg, iov, 1,
desc->datamax, 0);
if (desc->datalen < 0) {
_leave(" = %zd [recv]", desc->datalen);
return desc->datalen;
}
nlhdr = desc->data;
/* check if the header is valid */
if (!NLMSG_OK(nlhdr, desc->datalen) ||
nlhdr->nlmsg_type == NLMSG_ERROR) {
_leave(" = -EIO");
return -EIO;
}
/* see if this is the last message */
if (nlhdr->nlmsg_type == NLMSG_DONE ||
!(nlhdr->nlmsg_flags & NLM_F_MULTI))
last = true;
/* parse the bits we got this time */
nlmsg_for_each_msg(nlhdr, desc->data, desc->datalen, remain) {
ret = desc->parse(desc, nlhdr);
if (ret < 0) {
_leave(" = %d [parse]", ret);
return ret;
}
}
} while (!last);
_leave(" = 0");
return 0;
}
/*
* list the interface bound addresses to get the address and netmask
*/
static int afs_rtm_getaddr(struct afs_rtm_desc *desc)
{
struct msghdr msg;
struct kvec iov[1];
int ret;
struct {
struct nlmsghdr nl_msg __attribute__((aligned(NLMSG_ALIGNTO)));
struct ifaddrmsg addr_msg __attribute__((aligned(NLMSG_ALIGNTO)));
} request;
_enter("");
memset(&request, 0, sizeof(request));
request.nl_msg.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifaddrmsg));
request.nl_msg.nlmsg_type = RTM_GETADDR;
request.nl_msg.nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
request.nl_msg.nlmsg_seq = desc->msg_seq++;
request.nl_msg.nlmsg_pid = 0;
memset(&msg, 0, sizeof(msg));
iov[0].iov_base = &request;
iov[0].iov_len = sizeof(request);
ret = kernel_sendmsg(desc->nlsock, &msg, iov, 1, iov[0].iov_len);
_leave(" = %d", ret);
return ret;
}
/*
* list the interface link statuses to get the MTUs
*/
static int afs_rtm_getlink(struct afs_rtm_desc *desc)
{
struct msghdr msg;
struct kvec iov[1];
int ret;
struct {
struct nlmsghdr nl_msg __attribute__((aligned(NLMSG_ALIGNTO)));
struct ifinfomsg link_msg __attribute__((aligned(NLMSG_ALIGNTO)));
} request;
_enter("");
memset(&request, 0, sizeof(request));
request.nl_msg.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg));
request.nl_msg.nlmsg_type = RTM_GETLINK;
request.nl_msg.nlmsg_flags = NLM_F_REQUEST | NLM_F_ROOT;
request.nl_msg.nlmsg_seq = desc->msg_seq++;
request.nl_msg.nlmsg_pid = 0;
memset(&msg, 0, sizeof(msg));
iov[0].iov_base = &request;
iov[0].iov_len = sizeof(request);
ret = kernel_sendmsg(desc->nlsock, &msg, iov, 1, iov[0].iov_len);
_leave(" = %d", ret);
return ret;
}
/*
* cull any interface records for which there isn't an MTU value
*/
static void afs_cull_interfaces(struct afs_rtm_desc *desc)
{
struct afs_interface *bufs = desc->bufs;
size_t nbufs = desc->nbufs;
int loop, point = 0;
_enter("{%zu}", nbufs);
for (loop = 0; loop < nbufs; loop++) {
if (desc->bufs[loop].mtu != 0) {
if (loop != point) {
ASSERTCMP(loop, >, point);
bufs[point] = bufs[loop];
}
point++;
}
}
desc->nbufs = point;
_leave(" [%zu/%zu]", desc->nbufs, nbufs);
}
/*
* get a list of this system's interface IPv4 addresses, netmasks and MTUs
* - returns the number of interface records in the buffer
*/
int afs_get_ipv4_interfaces(struct afs_interface *bufs, size_t maxbufs,
bool wantloopback)
{
struct afs_rtm_desc desc;
int ret, loop;
_enter("");
memset(&desc, 0, sizeof(desc));
desc.bufs = bufs;
desc.maxbufs = maxbufs;
desc.wantloopback = wantloopback;
ret = sock_create_kern(AF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE,
&desc.nlsock);
if (ret < 0) {
_leave(" = %d [sock]", ret);
return ret;
}
/* issue RTM_GETADDR */
desc.parse = afs_rtm_getaddr_parse;
ret = afs_rtm_getaddr(&desc);
if (ret < 0)
goto error;
ret = afs_read_rtm(&desc);
if (ret < 0)
goto error;
/* issue RTM_GETLINK */
desc.parse = afs_rtm_getlink_if_parse;
ret = afs_rtm_getlink(&desc);
if (ret < 0)
goto error;
ret = afs_read_rtm(&desc);
if (ret < 0)
goto error;
afs_cull_interfaces(&desc);
ret = desc.nbufs;
for (loop = 0; loop < ret; loop++)
_debug("[%d] "NIPQUAD_FMT"/"NIPQUAD_FMT" mtu %u",
bufs[loop].index,
NIPQUAD(bufs[loop].address),
NIPQUAD(bufs[loop].netmask),
bufs[loop].mtu);
error:
kfree(desc.data);
sock_release(desc.nlsock);
_leave(" = %d", ret);
return ret;
}
/*
* get a MAC address from a random ethernet interface that has a real one
* - the buffer should be 6 bytes in size
*/
int afs_get_MAC_address(u8 mac[6])
{
struct afs_rtm_desc desc;
int ret;
_enter("");
memset(&desc, 0, sizeof(desc));
desc.mac = mac;
desc.mac_index = UINT_MAX;
ret = sock_create_kern(AF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE,
&desc.nlsock);
if (ret < 0) {
_leave(" = %d [sock]", ret);
return ret;
}
/* issue RTM_GETLINK */
desc.parse = afs_rtm_getlink_mac_parse;
ret = afs_rtm_getlink(&desc);
if (ret < 0)
goto error;
ret = afs_read_rtm(&desc);
if (ret < 0)
goto error;
if (desc.mac_index < UINT_MAX) {
/* got a MAC address */
_debug("[%d] %02x:%02x:%02x:%02x:%02x:%02x",
desc.mac_index,
mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
} else {
ret = -ENONET;
}
error:
sock_release(desc.nlsock);
_leave(" = %d", ret);
return ret;
}

2
fs/afs/vlocation.c
View File

@ -602,7 +602,7 @@ int __init afs_vlocation_update_init(void)
/*
* discard all the volume location records for rmmod
*/
void __exit afs_vlocation_purge(void)
void afs_vlocation_purge(void)
{
afs_vlocation_timeout = 0;

2
include/linux/ethtool.h
View File

@ -434,6 +434,7 @@ struct ethtool_ops {
#define SUPPORTED_10000baseT_Full (1 << 12)
#define SUPPORTED_Pause (1 << 13)
#define SUPPORTED_Asym_Pause (1 << 14)
#define SUPPORTED_2500baseX_Full (1 << 15)
/* Indicates what features are advertised by the interface. */
#define ADVERTISED_10baseT_Half (1 << 0)
@ -451,6 +452,7 @@ struct ethtool_ops {
#define ADVERTISED_10000baseT_Full (1 << 12)
#define ADVERTISED_Pause (1 << 13)
#define ADVERTISED_Asym_Pause (1 << 14)
#define ADVERTISED_2500baseX_Full (1 << 15)
/* The following are all involved in forcing a particular link
* mode for the device for setting things. When getting the

27
include/linux/netdevice.h
View File

@ -304,7 +304,7 @@ struct net_device
unsigned long state;
struct net_device *next;
struct list_head dev_list;
/* The device initialization function. Called only once. */
int (*init)(struct net_device *dev);
@ -575,13 +575,36 @@ struct packet_type {
#include <linux/notifier.h>
extern struct net_device loopback_dev; /* The loopback */
extern struct net_device *dev_base; /* All devices */
extern struct list_head dev_base_head; /* All devices */
extern rwlock_t dev_base_lock; /* Device list lock */
#define for_each_netdev(d) \
list_for_each_entry(d, &dev_base_head, dev_list)
#define for_each_netdev_safe(d, n) \
list_for_each_entry_safe(d, n, &dev_base_head, dev_list)
#define for_each_netdev_continue(d) \
list_for_each_entry_continue(d, &dev_base_head, dev_list)
#define net_device_entry(lh) list_entry(lh, struct net_device, dev_list)
static inline struct net_device *next_net_device(struct net_device *dev)
{
struct list_head *lh;
lh = dev->dev_list.next;
return lh == &dev_base_head ? NULL : net_device_entry(lh);
}
static inline struct net_device *first_net_device(void)
{
return list_empty(&dev_base_head) ? NULL :
net_device_entry(dev_base_head.next);
}
extern int netdev_boot_setup_check(struct net_device *dev);
extern unsigned long netdev_boot_base(const char *prefix, int unit);
extern struct net_device *dev_getbyhwaddr(unsigned short type, char *hwaddr);
extern struct net_device *dev_getfirstbyhwtype(unsigned short type);
extern struct net_device *__dev_getfirstbyhwtype(unsigned short type);
extern void dev_add_pack(struct packet_type *pt);
extern void dev_remove_pack(struct packet_type *pt);
extern void __dev_remove_pack(struct packet_type *pt);

18
include/linux/netfilter/nf_conntrack_proto_gre.h
View File

@ -87,24 +87,6 @@ int nf_ct_gre_keymap_add(struct nf_conn *ct, enum ip_conntrack_dir dir,
/* delete keymap entries */
void nf_ct_gre_keymap_destroy(struct nf_conn *ct);
/* get pointer to gre key, if present */
static inline __be32 *gre_key(struct gre_hdr *greh)
{
if (!greh->key)
return NULL;
if (greh->csum || greh->routing)
return (__be32 *)(greh+sizeof(*greh)+4);
return (__be32 *)(greh+sizeof(*greh));
}
/* get pointer ot gre csum, if present */
static inline __sum16 *gre_csum(struct gre_hdr *greh)
{
if (!greh->csum)
return NULL;
return (__sum16 *)(greh+sizeof(*greh));
}
extern void nf_ct_gre_keymap_flush(void);
extern void nf_nat_need_gre(void);

25
include/linux/netfilter_bridge.h
View File

@ -55,18 +55,25 @@ static inline int nf_bridge_maybe_copy_header(struct sk_buff *skb)
return 0;
}
static inline unsigned int nf_bridge_encap_header_len(const struct sk_buff *skb)
{
switch (skb->protocol) {
case __constant_htons(ETH_P_8021Q):
return VLAN_HLEN;
case __constant_htons(ETH_P_PPP_SES):
return PPPOE_SES_HLEN;
default:
return 0;
}
}
/* This is called by the IP fragmenting code and it ensures there is
* enough room for the encapsulating header (if there is one). */
static inline int nf_bridge_pad(const struct sk_buff *skb)
static inline unsigned int nf_bridge_pad(const struct sk_buff *skb)
{
int padding = 0;
if (skb->nf_bridge && skb->protocol == htons(ETH_P_8021Q))
padding = VLAN_HLEN;
else if (skb->nf_bridge && skb->protocol == htons(ETH_P_PPP_SES))
padding = PPPOE_SES_HLEN;
return padding;
if (skb->nf_bridge)
return nf_bridge_encap_header_len(skb);
return 0;
}
struct bridge_skb_cb {

8
include/linux/parser.h
View File

@ -11,10 +11,10 @@
/* associates an integer enumerator with a pattern string. */
struct match_token {
int token;
char *pattern;
const char *pattern;
};
typedef struct match_token match_table_t[];
typedef const struct match_token match_table_t[];
/* Maximum number of arguments that match_token will find in a pattern */
enum {MAX_OPT_ARGS = 3};
@ -29,5 +29,5 @@ int match_token(char *, match_table_t table, substring_t args[]);
int match_int(substring_t *, int *result);
int match_octal(substring_t *, int *result);
int match_hex(substring_t *, int *result);
void match_strcpy(char *, substring_t *);
char *match_strdup(substring_t *);
void match_strcpy(char *, const substring_t *);
char *match_strdup(const substring_t *);

1
include/linux/pci_ids.h
View File

@ -1926,6 +1926,7 @@
#define PCI_DEVICE_ID_TIGON3_5752 0x1600
#define PCI_DEVICE_ID_TIGON3_5752M 0x1601
#define PCI_DEVICE_ID_NX2_5709 0x1639
#define PCI_DEVICE_ID_NX2_5709S 0x163a
#define PCI_DEVICE_ID_TIGON3_5700 0x1644
#define PCI_DEVICE_ID_TIGON3_5701 0x1645
#define PCI_DEVICE_ID_TIGON3_5702 0x1646

2
include/linux/skbuff.h
View File

@ -197,7 +197,7 @@ typedef unsigned char *sk_buff_data_t;
* @tstamp: Time we arrived
* @dev: Device we arrived on/are leaving by
* @iif: ifindex of device we arrived on
* @h: Transport layer header
* @transport_header: Transport layer header
* @network_header: Network layer header
* @mac_header: Link layer header
* @dst: destination entry

58
include/linux/xfrm.h
View File

@ -243,17 +243,6 @@ enum xfrm_ae_ftype_t {
#define XFRM_AE_MAX (__XFRM_AE_MAX - 1)
};
/* SAD Table filter flags */
enum xfrm_sad_ftype_t {
XFRM_SAD_UNSPEC,
XFRM_SAD_HMASK=1,
XFRM_SAD_HMAX=2,
XFRM_SAD_CNT=4,
__XFRM_SAD_MAX
#define XFRM_SAD_MAX (__XFRM_SAD_MAX - 1)
};
struct xfrm_userpolicy_type {
__u8 type;
__u16 reserved1;
@ -287,44 +276,41 @@ enum xfrm_attr_type_t {
enum xfrm_sadattr_type_t {
XFRMA_SAD_UNSPEC,
XFRMA_SADHMASK,
XFRMA_SADHMAX,
XFRMA_SADCNT,
XFRMA_SAD_CNT,
XFRMA_SAD_HINFO,
__XFRMA_SAD_MAX
#define XFRMA_SAD_MAX (__XFRMA_SAD_MAX - 1)
};
/* SPD Table filter flags */
enum xfrm_spd_ftype_t {
XFRM_SPD_UNSPEC,
XFRM_SPD_HMASK=1,
XFRM_SPD_HMAX=2,
XFRM_SPD_ICNT=4,
XFRM_SPD_OCNT=8,
XFRM_SPD_FCNT=16,
XFRM_SPD_ISCNT=32,
XFRM_SPD_OSCNT=64,
XFRM_SPD_FSCNT=128,
__XFRM_SPD_MAX
#define XFRM_SPD_MAX (__XFRM_SPD_MAX - 1)
struct xfrmu_sadhinfo {
__u32 sadhcnt; /* current hash bkts */
__u32 sadhmcnt; /* max allowed hash bkts */
};
enum xfrm_spdattr_type_t {
XFRMA_SPD_UNSPEC,
XFRMA_SPDHMASK,
XFRMA_SPDHMAX,
XFRMA_SPDICNT,
XFRMA_SPDOCNT,
XFRMA_SPDFCNT,
XFRMA_SPDISCNT,
XFRMA_SPDOSCNT,
XFRMA_SPDFSCNT,
XFRMA_SPD_INFO,
XFRMA_SPD_HINFO,
__XFRMA_SPD_MAX
#define XFRMA_SPD_MAX (__XFRMA_SPD_MAX - 1)
};
struct xfrmu_spdinfo {
__u32 incnt;
__u32 outcnt;
__u32 fwdcnt;
__u32 inscnt;
__u32 outscnt;
__u32 fwdscnt;
};
struct xfrmu_spdhinfo {
__u32 spdhcnt;
__u32 spdhmcnt;
};
struct xfrm_usersa_info {
struct xfrm_selector sel;
struct xfrm_id id;

15
include/net/ipv6.h
View File

@ -204,9 +204,9 @@ struct ip6_flowlabel
{
struct ip6_flowlabel *next;
__be32 label;
atomic_t users;
struct in6_addr dst;
struct ipv6_txoptions *opt;
atomic_t users;
unsigned long linger;
u8 share;
u32 owner;
@ -291,7 +291,7 @@ static inline int ipv6_addr_src_scope(const struct in6_addr *addr)
static inline int ipv6_addr_cmp(const struct in6_addr *a1, const struct in6_addr *a2)
{
return memcmp((const void *) a1, (const void *) a2, sizeof(struct in6_addr));
return memcmp(a1, a2, sizeof(struct in6_addr));
}
static inline int
@ -308,7 +308,7 @@ ipv6_masked_addr_cmp(const struct in6_addr *a1, const struct in6_addr *m,
static inline void ipv6_addr_copy(struct in6_addr *a1, const struct in6_addr *a2)
{
memcpy((void *) a1, (const void *) a2, sizeof(struct in6_addr));
memcpy(a1, a2, sizeof(struct in6_addr));
}
static inline void ipv6_addr_prefix(struct in6_addr *pfx,
@ -319,16 +319,12 @@ static inline void ipv6_addr_prefix(struct in6_addr *pfx,
int o = plen >> 3,
b = plen & 0x7;
memset(pfx->s6_addr, 0, sizeof(pfx->s6_addr));
memcpy(pfx->s6_addr, addr, o);
if (b != 0) {
if (b != 0)
pfx->s6_addr[o] = addr->s6_addr[o] & (0xff00 >> b);
o++;
}
if (o < 16)
memset(pfx->s6_addr + o, 0, 16 - o);
}
#ifndef __HAVE_ARCH_ADDR_SET
static inline void ipv6_addr_set(struct in6_addr *addr,
__be32 w1, __be32 w2,
__be32 w3, __be32 w4)
@ -338,7 +334,6 @@ static inline void ipv6_addr_set(struct in6_addr *addr,
addr->s6_addr32[2] = w3;
addr->s6_addr32[3] = w4;
}
#endif
static inline int ipv6_addr_equal(const struct in6_addr *a1,
const struct in6_addr *a2)

2
include/net/iucv/af_iucv.h
View File

@ -28,6 +28,7 @@ enum {
IUCV_LISTEN,
IUCV_SEVERED,
IUCV_DISCONN,
IUCV_CLOSING,
IUCV_CLOSED
};
@ -62,6 +63,7 @@ struct iucv_sock {
struct sock *parent;
struct iucv_path *path;
struct sk_buff_head send_skb_q;
struct sk_buff_head backlog_skb_q;
unsigned int send_tag;
};

2
include/net/sctp/command.h
View File

@ -100,6 +100,8 @@ typedef enum {
SCTP_CMD_T3_RTX_TIMERS_STOP, /* Stops T3-rtx pending timers */
SCTP_CMD_FORCE_PRIM_RETRAN, /* Forces retrans. over primary path. */
SCTP_CMD_SET_SK_ERR, /* Set sk_err */
SCTP_CMD_ASSOC_CHANGE, /* generate and send assoc_change event */
SCTP_CMD_ADAPTATION_IND, /* generate and send adaptation event */
SCTP_CMD_LAST
} sctp_verb_t;

4
include/net/sctp/sctp.h
View File

@ -378,11 +378,15 @@ static inline int sctp_sysctl_jiffies_ms(ctl_table *table, int __user *name, int
int sctp_v6_init(void);
void sctp_v6_exit(void);
int sctp_v6_add_protocol(void);
void sctp_v6_del_protocol(void);
#else /* #ifdef defined(CONFIG_IPV6) */
static inline int sctp_v6_init(void) { return 0; }
static inline void sctp_v6_exit(void) { return; }
static inline int sctp_v6_add_protocol(void) { return 0; }
static inline void sctp_v6_del_protocol(void) { return; }
#endif /* #if defined(CONFIG_IPV6) */

1
include/net/sctp/structs.h
View File

@ -1857,6 +1857,7 @@ int sctp_assoc_set_bind_addr_from_ep(struct sctp_association *,
int sctp_assoc_set_bind_addr_from_cookie(struct sctp_association *,
struct sctp_cookie*,
gfp_t gfp);
int sctp_assoc_set_id(struct sctp_association *, gfp_t);
int sctp_cmp_addr_exact(const union sctp_addr *ss1,
const union sctp_addr *ss2);

3
include/net/tcp.h
View File

@ -736,7 +736,8 @@ static inline __u32 tcp_current_ssthresh(const struct sock *sk)
static inline void tcp_sync_left_out(struct tcp_sock *tp)
{
BUG_ON(tp->sacked_out + tp->lost_out > tp->packets_out);
BUG_ON(tp->rx_opt.sack_ok &&
(tp->sacked_out + tp->lost_out > tp->packets_out));
tp->left_out = tp->sacked_out + tp->lost_out;
}

41
include/net/xfrm.h
View File

@ -416,25 +416,6 @@ struct xfrm_audit
u32 secid;
};
/* SAD metadata, add more later */
struct xfrm_sadinfo
{
u32 sadhcnt; /* current hash bkts */
u32 sadhmcnt; /* max allowed hash bkts */
u32 sadcnt; /* current running count */
};
struct xfrm_spdinfo
{
u32 incnt;
u32 outcnt;
u32 fwdcnt;
u32 inscnt;
u32 outscnt;
u32 fwdscnt;
u32 spdhcnt;
u32 spdhmcnt;
};
#ifdef CONFIG_AUDITSYSCALL
extern void xfrm_audit_log(uid_t auid, u32 secid, int type, int result,
struct xfrm_policy *xp, struct xfrm_state *x);
@ -964,11 +945,29 @@ static inline int xfrm_state_sort(struct xfrm_state **dst, struct xfrm_state **s
return -ENOSYS;
}
#endif
struct xfrmk_sadinfo {
u32 sadhcnt; /* current hash bkts */
u32 sadhmcnt; /* max allowed hash bkts */
u32 sadcnt; /* current running count */
};
struct xfrmk_spdinfo {
u32 incnt;
u32 outcnt;
u32 fwdcnt;
u32 inscnt;
u32 outscnt;
u32 fwdscnt;
u32 spdhcnt;
u32 spdhmcnt;
};
extern struct xfrm_state *xfrm_find_acq_byseq(u32 seq);
extern int xfrm_state_delete(struct xfrm_state *x);
extern void xfrm_state_flush(u8 proto, struct xfrm_audit *audit_info);
extern void xfrm_sad_getinfo(struct xfrm_sadinfo *si);
extern void xfrm_spd_getinfo(struct xfrm_spdinfo *si);
extern void xfrm_sad_getinfo(struct xfrmk_sadinfo *si);
extern void xfrm_spd_getinfo(struct xfrmk_spdinfo *si);
extern int xfrm_replay_check(struct xfrm_state *x, __be32 seq);
extern void xfrm_replay_advance(struct xfrm_state *x, __be32 seq);
extern void xfrm_replay_notify(struct xfrm_state *x, int event);

10
lib/parser.c
View File

@ -22,7 +22,7 @@
* match extremely simple token=arg style patterns. If the pattern is found,
* the location(s) of the arguments will be returned in the @args array.
*/
static int match_one(char *s, char *p, substring_t args[])
static int match_one(char *s, const char *p, substring_t args[])
{
char *meta;
int argc = 0;
@ -43,7 +43,7 @@ static int match_one(char *s, char *p, substring_t args[])
p = meta + 1;
if (isdigit(*p))
len = simple_strtoul(p, &p, 10);
len = simple_strtoul(p, (char **) &p, 10);
else if (*p == '%') {
if (*s++ != '%')
return 0;
@ -102,7 +102,7 @@ static int match_one(char *s, char *p, substring_t args[])
*/
int match_token(char *s, match_table_t table, substring_t args[])
{
struct match_token *p;
const struct match_token *p;
for (p = table; !match_one(s, p->pattern, args) ; p++)
;
@ -190,7 +190,7 @@ int match_hex(substring_t *s, int *result)
* &substring_t @s to the c-style string @to. Caller guarantees that @to is
* large enough to hold the characters of @s.
*/
void match_strcpy(char *to, substring_t *s)
void match_strcpy(char *to, const substring_t *s)
{
memcpy(to, s->from, s->to - s->from);
to[s->to - s->from] = '\0';
@ -204,7 +204,7 @@ void match_strcpy(char *to, substring_t *s)
* the &substring_t @s. The caller is responsible for freeing the returned
* string with kfree().
*/
char *match_strdup(substring_t *s)
char *match_strdup(const substring_t *s)
{
char *p = kmalloc(s->to - s->from + 1, GFP_KERNEL);
if (p)

3
net/8021q/vlan.c
View File

@ -117,8 +117,7 @@ static void __exit vlan_cleanup_devices(void)
struct net_device *dev, *nxt;
rtnl_lock();
for (dev = dev_base; dev; dev = nxt) {
nxt = dev->next;
for_each_netdev_safe(dev, nxt) {
if (dev->priv_flags & IFF_802_1Q_VLAN) {
unregister_vlan_dev(VLAN_DEV_INFO(dev)->real_dev,
VLAN_DEV_INFO(dev)->vlan_id);

36
net/8021q/vlanproc.c
View File

@ -237,13 +237,9 @@ int vlan_proc_rem_dev(struct net_device *vlandev)
* The following few functions build the content of /proc/net/vlan/config
*/
/* starting at dev, find a VLAN device */
static struct net_device *vlan_skip(struct net_device *dev)
static inline int is_vlan_dev(struct net_device *dev)
{
while (dev && !(dev->priv_flags & IFF_802_1Q_VLAN))
dev = dev->next;
return dev;
return dev->priv_flags & IFF_802_1Q_VLAN;
}
/* start read of /proc/net/vlan/config */
@ -257,19 +253,35 @@ static void *vlan_seq_start(struct seq_file *seq, loff_t *pos)
if (*pos == 0)
return SEQ_START_TOKEN;
for (dev = vlan_skip(dev_base); dev && i < *pos;
dev = vlan_skip(dev->next), ++i);
for_each_netdev(dev) {
if (!is_vlan_dev(dev))
continue;
return (i == *pos) ? dev : NULL;
if (i++ == *pos)
return dev;
}
return NULL;
}
static void *vlan_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
struct net_device *dev;
++*pos;
return vlan_skip((v == SEQ_START_TOKEN)
? dev_base
: ((struct net_device *)v)->next);
dev = (struct net_device *)v;
if (v == SEQ_START_TOKEN)
dev = net_device_entry(&dev_base_head);
for_each_netdev_continue(dev) {
if (!is_vlan_dev(dev))
continue;
return dev;
}
return NULL;
}
static void vlan_seq_stop(struct seq_file *seq, void *v)

4
net/bridge/br_if.c
View File

@ -475,11 +475,9 @@ void __exit br_cleanup_bridges(void)
struct net_device *dev, *nxt;
rtnl_lock();
for (dev = dev_base; dev; dev = nxt) {
nxt = dev->next;
for_each_netdev_safe(dev, nxt)
if (dev->priv_flags & IFF_EBRIDGE)
del_br(dev->priv);
}
rtnl_unlock();
}

4
net/bridge/br_ioctl.c
View File

@ -27,7 +27,9 @@ static int get_bridge_ifindices(int *indices, int num)
struct net_device *dev;
int i = 0;
for (dev = dev_base; dev && i < num; dev = dev->next) {
for_each_netdev(dev) {
if (i >= num)
break;
if (dev->priv_flags & IFF_EBRIDGE)
indices[i++] = dev->ifindex;
}

138
net/bridge/br_netfilter.c
View File

@ -142,14 +142,33 @@ static inline struct nf_bridge_info *nf_bridge_alloc(struct sk_buff *skb)
return skb->nf_bridge;
}
static inline void nf_bridge_push_encap_header(struct sk_buff *skb)
{
unsigned int len = nf_bridge_encap_header_len(skb);
skb_push(skb, len);
skb->network_header -= len;
}
static inline void nf_bridge_pull_encap_header(struct sk_buff *skb)
{
unsigned int len = nf_bridge_encap_header_len(skb);
skb_pull(skb, len);
skb->network_header += len;
}
static inline void nf_bridge_pull_encap_header_rcsum(struct sk_buff *skb)
{
unsigned int len = nf_bridge_encap_header_len(skb);
skb_pull_rcsum(skb, len);
skb->network_header += len;
}
static inline void nf_bridge_save_header(struct sk_buff *skb)
{
int header_size = ETH_HLEN;
if (skb->protocol == htons(ETH_P_8021Q))
header_size += VLAN_HLEN;
else if (skb->protocol == htons(ETH_P_PPP_SES))
header_size += PPPOE_SES_HLEN;
int header_size = ETH_HLEN + nf_bridge_encap_header_len(skb);
skb_copy_from_linear_data_offset(skb, -header_size,
skb->nf_bridge->data, header_size);
@ -162,12 +181,7 @@ static inline void nf_bridge_save_header(struct sk_buff *skb)
int nf_bridge_copy_header(struct sk_buff *skb)
{
int err;
int header_size = ETH_HLEN;
if (skb->protocol == htons(ETH_P_8021Q))
header_size += VLAN_HLEN;
else if (skb->protocol == htons(ETH_P_PPP_SES))
header_size += PPPOE_SES_HLEN;
int header_size = ETH_HLEN + nf_bridge_encap_header_len(skb);
err = skb_cow(skb, header_size);
if (err)
@ -175,11 +189,7 @@ int nf_bridge_copy_header(struct sk_buff *skb)
skb_copy_to_linear_data_offset(skb, -header_size,
skb->nf_bridge->data, header_size);
if (skb->protocol == htons(ETH_P_8021Q))
__skb_push(skb, VLAN_HLEN);
else if (skb->protocol == htons(ETH_P_PPP_SES))
__skb_push(skb, PPPOE_SES_HLEN);
__skb_push(skb, nf_bridge_encap_header_len(skb));
return 0;
}
@ -200,13 +210,7 @@ static int br_nf_pre_routing_finish_ipv6(struct sk_buff *skb)
dst_hold(skb->dst);
skb->dev = nf_bridge->physindev;
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_push(skb, VLAN_HLEN);
skb->network_header -= VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_push(skb, PPPOE_SES_HLEN);
skb->network_header -= PPPOE_SES_HLEN;
}
nf_bridge_push_encap_header(skb);
NF_HOOK_THRESH(PF_BRIDGE, NF_BR_PRE_ROUTING, skb, skb->dev, NULL,
br_handle_frame_finish, 1);
@ -284,13 +288,7 @@ static int br_nf_pre_routing_finish_bridge(struct sk_buff *skb)
if (!skb->dev)
kfree_skb(skb);
else {
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_pull(skb, VLAN_HLEN);
skb->network_header += VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_pull(skb, PPPOE_SES_HLEN);
skb->network_header += PPPOE_SES_HLEN;
}
nf_bridge_pull_encap_header(skb);
skb->dst->output(skb);
}
return 0;
@ -356,15 +354,7 @@ bridged_dnat:
* bridged frame */
nf_bridge->mask |= BRNF_BRIDGED_DNAT;
skb->dev = nf_bridge->physindev;
if (skb->protocol ==
htons(ETH_P_8021Q)) {
skb_push(skb, VLAN_HLEN);
skb->network_header -= VLAN_HLEN;
} else if(skb->protocol ==
htons(ETH_P_PPP_SES)) {
skb_push(skb, PPPOE_SES_HLEN);
skb->network_header -= PPPOE_SES_HLEN;
}
nf_bridge_push_encap_header(skb);
NF_HOOK_THRESH(PF_BRIDGE, NF_BR_PRE_ROUTING,
skb, skb->dev, NULL,
br_nf_pre_routing_finish_bridge,
@ -380,13 +370,7 @@ bridged_dnat:
}
skb->dev = nf_bridge->physindev;
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_push(skb, VLAN_HLEN);
skb->network_header -= VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_push(skb, PPPOE_SES_HLEN);
skb->network_header -= PPPOE_SES_HLEN;
}
nf_bridge_push_encap_header(skb);
NF_HOOK_THRESH(PF_BRIDGE, NF_BR_PRE_ROUTING, skb, skb->dev, NULL,
br_handle_frame_finish, 1);
@ -536,14 +520,7 @@ static unsigned int br_nf_pre_routing(unsigned int hook, struct sk_buff **pskb,
#endif
if ((skb = skb_share_check(*pskb, GFP_ATOMIC)) == NULL)
goto out;
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_pull_rcsum(skb, VLAN_HLEN);
skb->network_header += VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_pull_rcsum(skb, PPPOE_SES_HLEN);
skb->network_header += PPPOE_SES_HLEN;
}
nf_bridge_pull_encap_header_rcsum(skb);
return br_nf_pre_routing_ipv6(hook, skb, in, out, okfn);
}
#ifdef CONFIG_SYSCTL
@ -557,14 +534,7 @@ static unsigned int br_nf_pre_routing(unsigned int hook, struct sk_buff **pskb,
if ((skb = skb_share_check(*pskb, GFP_ATOMIC)) == NULL)
goto out;
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_pull_rcsum(skb, VLAN_HLEN);
skb->network_header += VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_pull_rcsum(skb, PPPOE_SES_HLEN);
skb->network_header += PPPOE_SES_HLEN;
}
nf_bridge_pull_encap_header_rcsum(skb);
if (!pskb_may_pull(skb, sizeof(struct iphdr)))
goto inhdr_error;
@ -642,13 +612,7 @@ static int br_nf_forward_finish(struct sk_buff *skb)
} else {
in = *((struct net_device **)(skb->cb));
}
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_push(skb, VLAN_HLEN);
skb->network_header -= VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_push(skb, PPPOE_SES_HLEN);
skb->network_header -= PPPOE_SES_HLEN;
}
nf_bridge_push_encap_header(skb);
NF_HOOK_THRESH(PF_BRIDGE, NF_BR_FORWARD, skb, in,
skb->dev, br_forward_finish, 1);
return 0;
@ -682,13 +646,7 @@ static unsigned int br_nf_forward_ip(unsigned int hook, struct sk_buff **pskb,
else
pf = PF_INET6;
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_pull(*pskb, VLAN_HLEN);
(*pskb)->network_header += VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_pull(*pskb, PPPOE_SES_HLEN);
(*pskb)->network_header += PPPOE_SES_HLEN;
}
nf_bridge_pull_encap_header(*pskb);
nf_bridge = skb->nf_bridge;
if (skb->pkt_type == PACKET_OTHERHOST) {
@ -722,15 +680,12 @@ static unsigned int br_nf_forward_arp(unsigned int hook, struct sk_buff **pskb,
if (skb->protocol != htons(ETH_P_ARP)) {
if (!IS_VLAN_ARP(skb))
return NF_ACCEPT;
skb_pull(*pskb, VLAN_HLEN);
(*pskb)->network_header += VLAN_HLEN;
nf_bridge_pull_encap_header(*pskb);
}
if (arp_hdr(skb)->ar_pln != 4) {
if (IS_VLAN_ARP(skb)) {
skb_push(*pskb, VLAN_HLEN);
(*pskb)->network_header -= VLAN_HLEN;
}
if (IS_VLAN_ARP(skb))
nf_bridge_push_encap_header(*pskb);
return NF_ACCEPT;
}
*d = (struct net_device *)in;
@ -777,13 +732,7 @@ static unsigned int br_nf_local_out(unsigned int hook, struct sk_buff **pskb,
skb->pkt_type = PACKET_OTHERHOST;
nf_bridge->mask ^= BRNF_PKT_TYPE;
}
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_push(skb, VLAN_HLEN);
skb->network_header -= VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_push(skb, PPPOE_SES_HLEN);
skb->network_header -= PPPOE_SES_HLEN;
}
nf_bridge_push_encap_header(skb);
NF_HOOK(PF_BRIDGE, NF_BR_FORWARD, skb, realindev, skb->dev,
br_forward_finish);
@ -848,14 +797,7 @@ static unsigned int br_nf_post_routing(unsigned int hook, struct sk_buff **pskb,
nf_bridge->mask |= BRNF_PKT_TYPE;
}
if (skb->protocol == htons(ETH_P_8021Q)) {
skb_pull(skb, VLAN_HLEN);
skb->network_header += VLAN_HLEN;
} else if (skb->protocol == htons(ETH_P_PPP_SES)) {
skb_pull(skb, PPPOE_SES_HLEN);
skb->network_header += PPPOE_SES_HLEN;
}
nf_bridge_pull_encap_header(skb);
nf_bridge_save_header(skb);
#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)

3
net/bridge/br_netlink.c
View File

@ -109,7 +109,8 @@ static int br_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
struct net_device *dev;
int idx;
for (dev = dev_base, idx = 0; dev; dev = dev->next) {
idx = 0;
for_each_netdev(dev) {
/* not a bridge port */
if (dev->br_port == NULL || idx < cb->args[0])
goto skip;

103
net/core/dev.c
View File

@ -156,13 +156,13 @@ static spinlock_t net_dma_event_lock;
#endif
/*
* The @dev_base list is protected by @dev_base_lock and the rtnl
* The @dev_base_head list is protected by @dev_base_lock and the rtnl
* semaphore.
*
* Pure readers hold dev_base_lock for reading.
*
* Writers must hold the rtnl semaphore while they loop through the
* dev_base list, and hold dev_base_lock for writing when they do the
* dev_base_head list, and hold dev_base_lock for writing when they do the
* actual updates. This allows pure readers to access the list even
* while a writer is preparing to update it.
*
@ -174,11 +174,10 @@ static spinlock_t net_dma_event_lock;
* unregister_netdevice(), which must be called with the rtnl
* semaphore held.
*/
struct net_device *dev_base;
static struct net_device **dev_tail = &dev_base;
LIST_HEAD(dev_base_head);
DEFINE_RWLOCK(dev_base_lock);
EXPORT_SYMBOL(dev_base);
EXPORT_SYMBOL(dev_base_head);
EXPORT_SYMBOL(dev_base_lock);
#define NETDEV_HASHBITS 8
@ -567,26 +566,38 @@ struct net_device *dev_getbyhwaddr(unsigned short type, char *ha)
ASSERT_RTNL();
for (dev = dev_base; dev; dev = dev->next)
for_each_netdev(dev)
if (dev->type == type &&
!memcmp(dev->dev_addr, ha, dev->addr_len))
break;
return dev;
return dev;
return NULL;
}
EXPORT_SYMBOL(dev_getbyhwaddr);
struct net_device *__dev_getfirstbyhwtype(unsigned short type)
{
struct net_device *dev;
ASSERT_RTNL();
for_each_netdev(dev)
if (dev->type == type)
return dev;
return NULL;
}
EXPORT_SYMBOL(__dev_getfirstbyhwtype);
struct net_device *dev_getfirstbyhwtype(unsigned short type)
{
struct net_device *dev;
rtnl_lock();
for (dev = dev_base; dev; dev = dev->next) {
if (dev->type == type) {
dev_hold(dev);
break;
}
}
dev = __dev_getfirstbyhwtype(type);
if (dev)
dev_hold(dev);
rtnl_unlock();
return dev;
}
@ -606,17 +617,19 @@ EXPORT_SYMBOL(dev_getfirstbyhwtype);
struct net_device * dev_get_by_flags(unsigned short if_flags, unsigned short mask)
{
struct net_device *dev;
struct net_device *dev, *ret;
ret = NULL;
read_lock(&dev_base_lock);
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
if (((dev->flags ^ if_flags) & mask) == 0) {
dev_hold(dev);
ret = dev;
break;
}
}
read_unlock(&dev_base_lock);
return dev;
return ret;
}
/**
@ -682,7 +695,7 @@ int dev_alloc_name(struct net_device *dev, const char *name)
if (!inuse)
return -ENOMEM;
for (d = dev_base; d; d = d->next) {
for_each_netdev(d) {
if (!sscanf(d->name, name, &i))
continue;
if (i < 0 || i >= max_netdevices)
@ -964,7 +977,7 @@ int register_netdevice_notifier(struct notifier_block *nb)
rtnl_lock();
err = raw_notifier_chain_register(&netdev_chain, nb);
if (!err) {
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
nb->notifier_call(nb, NETDEV_REGISTER, dev);
if (dev->flags & IFF_UP)
@ -2038,7 +2051,7 @@ static int dev_ifconf(char __user *arg)
*/
total = 0;
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
for (i = 0; i < NPROTO; i++) {
if (gifconf_list[i]) {
int done;
@ -2070,26 +2083,28 @@ static int dev_ifconf(char __user *arg)
* This is invoked by the /proc filesystem handler to display a device
* in detail.
*/
static struct net_device *dev_get_idx(loff_t pos)
{
struct net_device *dev;
loff_t i;
for (i = 0, dev = dev_base; dev && i < pos; ++i, dev = dev->next);
return i == pos ? dev : NULL;
}
void *dev_seq_start(struct seq_file *seq, loff_t *pos)
{
loff_t off;
struct net_device *dev;
read_lock(&dev_base_lock);
return *pos ? dev_get_idx(*pos - 1) : SEQ_START_TOKEN;
if (!*pos)
return SEQ_START_TOKEN;
off = 1;
for_each_netdev(dev)
if (off++ == *pos)
return dev;
return NULL;
}
void *dev_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
++*pos;
return v == SEQ_START_TOKEN ? dev_base : ((struct net_device *)v)->next;
return v == SEQ_START_TOKEN ?
first_net_device() : next_net_device((struct net_device *)v);
}
void dev_seq_stop(struct seq_file *seq, void *v)
@ -3071,11 +3086,9 @@ int register_netdevice(struct net_device *dev)
set_bit(__LINK_STATE_PRESENT, &dev->state);
dev->next = NULL;
dev_init_scheduler(dev);
write_lock_bh(&dev_base_lock);
*dev_tail = dev;
dev_tail = &dev->next;
list_add_tail(&dev->dev_list, &dev_base_head);
hlist_add_head(&dev->name_hlist, head);
hlist_add_head(&dev->index_hlist, dev_index_hash(dev->ifindex));
dev_hold(dev);
@ -3349,8 +3362,6 @@ void synchronize_net(void)
void unregister_netdevice(struct net_device *dev)
{
struct net_device *d, **dp;
BUG_ON(dev_boot_phase);
ASSERT_RTNL();
@ -3370,19 +3381,11 @@ void unregister_netdevice(struct net_device *dev)
dev_close(dev);
/* And unlink it from device chain. */
for (dp = &dev_base; (d = *dp) != NULL; dp = &d->next) {
if (d == dev) {
write_lock_bh(&dev_base_lock);
hlist_del(&dev->name_hlist);
hlist_del(&dev->index_hlist);
if (dev_tail == &dev->next)
dev_tail = dp;
*dp = d->next;
write_unlock_bh(&dev_base_lock);
break;
}
}
BUG_ON(!d);
write_lock_bh(&dev_base_lock);
list_del(&dev->dev_list);
hlist_del(&dev->name_hlist);
hlist_del(&dev->index_hlist);
write_unlock_bh(&dev_base_lock);
dev->reg_state = NETREG_UNREGISTERING;

5
net/core/dev_mcast.c
View File

@ -223,7 +223,7 @@ static void *dev_mc_seq_start(struct seq_file *seq, loff_t *pos)
loff_t off = 0;
read_lock(&dev_base_lock);
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
if (off++ == *pos)
return dev;
}
@ -232,9 +232,8 @@ static void *dev_mc_seq_start(struct seq_file *seq, loff_t *pos)
static void *dev_mc_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
struct net_device *dev = v;
++*pos;
return dev->next;
return next_net_device((struct net_device *)v);
}
static void dev_mc_seq_stop(struct seq_file *seq, void *v)

7
net/core/rtnetlink.c
View File

@ -539,13 +539,16 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
int s_idx = cb->args[0];
struct net_device *dev;
for (dev=dev_base, idx=0; dev; dev = dev->next, idx++) {
idx = 0;
for_each_netdev(dev) {
if (idx < s_idx)
continue;
goto cont;
if (rtnl_fill_ifinfo(skb, dev, NULL, 0, RTM_NEWLINK,
NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq, 0, NLM_F_MULTI) <= 0)
break;
cont:
idx++;
}
cb->args[0] = idx;

11
net/decnet/af_decnet.c
View File

@ -721,7 +721,7 @@ static int dn_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
struct sock *sk = sock->sk;
struct dn_scp *scp = DN_SK(sk);
struct sockaddr_dn *saddr = (struct sockaddr_dn *)uaddr;
struct net_device *dev;
struct net_device *dev, *ldev;
int rv;
if (addr_len != sizeof(struct sockaddr_dn))
@ -746,14 +746,17 @@ static int dn_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
if (!(saddr->sdn_flags & SDF_WILD)) {
if (dn_ntohs(saddr->sdn_nodeaddrl)) {
read_lock(&dev_base_lock);
for(dev = dev_base; dev; dev = dev->next) {
ldev = NULL;
for_each_netdev(dev) {
if (!dev->dn_ptr)
continue;
if (dn_dev_islocal(dev, dn_saddr2dn(saddr)))
if (dn_dev_islocal(dev, dn_saddr2dn(saddr))) {
ldev = dev;
break;
}
}
read_unlock(&dev_base_lock);
if (dev == NULL)
if (ldev == NULL)
return -EADDRNOTAVAIL;
}
}

89
net/decnet/dn_dev.c
View File

@ -799,9 +799,10 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
skip_ndevs = cb->args[0];
skip_naddr = cb->args[1];
for (dev = dev_base, idx = 0; dev; dev = dev->next, idx++) {
idx = 0;
for_each_netdev(dev) {
if (idx < skip_ndevs)
continue;
goto cont;
else if (idx > skip_ndevs) {
/* Only skip over addresses for first dev dumped
* in this iteration (idx == skip_ndevs) */
@ -809,18 +810,20 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
}
if ((dn_db = dev->dn_ptr) == NULL)
continue;
goto cont;
for (ifa = dn_db->ifa_list, dn_idx = 0; ifa;
ifa = ifa->ifa_next, dn_idx++) {
if (dn_idx < skip_naddr)
continue;
goto cont;
if (dn_nl_fill_ifaddr(skb, ifa, NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq, RTM_NEWADDR,
NLM_F_MULTI) < 0)
goto done;
}
cont:
idx++;
}
done:
cb->args[0] = idx;
@ -1296,7 +1299,7 @@ void dn_dev_devices_off(void)
struct net_device *dev;
rtnl_lock();
for(dev = dev_base; dev; dev = dev->next)
for_each_netdev(dev)
dn_dev_down(dev);
rtnl_unlock();
@ -1307,7 +1310,7 @@ void dn_dev_devices_on(void)
struct net_device *dev;
rtnl_lock();
for(dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
if (dev->flags & IFF_UP)
dn_dev_up(dev);
}
@ -1325,62 +1328,56 @@ int unregister_dnaddr_notifier(struct notifier_block *nb)
}
#ifdef CONFIG_PROC_FS
static inline struct net_device *dn_dev_get_next(struct seq_file *seq, struct net_device *dev)
static inline int is_dn_dev(struct net_device *dev)
{
do {
dev = dev->next;
} while(dev && !dev->dn_ptr);
return dev;
}
static struct net_device *dn_dev_get_idx(struct seq_file *seq, loff_t pos)
{
struct net_device *dev;
dev = dev_base;
if (dev && !dev->dn_ptr)
dev = dn_dev_get_next(seq, dev);
if (pos) {
while(dev && (dev = dn_dev_get_next(seq, dev)))
--pos;
}
return dev;
return dev->dn_ptr != NULL;
}
static void *dn_dev_seq_start(struct seq_file *seq, loff_t *pos)
{
if (*pos) {
struct net_device *dev;
read_lock(&dev_base_lock);
dev = dn_dev_get_idx(seq, *pos - 1);
if (dev == NULL)
read_unlock(&dev_base_lock);
return dev;
int i;
struct net_device *dev;
read_lock(&dev_base_lock);
if (*pos == 0)
return SEQ_START_TOKEN;
i = 1;
for_each_netdev(dev) {
if (!is_dn_dev(dev))
continue;
if (i++ == *pos)
return dev;
}
return SEQ_START_TOKEN;
return NULL;
}
static void *dn_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
struct net_device *dev = v;
loff_t one = 1;
struct net_device *dev;
if (v == SEQ_START_TOKEN) {
dev = dn_dev_seq_start(seq, &one);
} else {
dev = dn_dev_get_next(seq, dev);
if (dev == NULL)
read_unlock(&dev_base_lock);
}
++*pos;
return dev;
dev = (struct net_device *)v;
if (v == SEQ_START_TOKEN)
dev = net_device_entry(&dev_base_head);
for_each_netdev_continue(dev) {
if (!is_dn_dev(dev))
continue;
return dev;
}
return NULL;
}
static void dn_dev_seq_stop(struct seq_file *seq, void *v)
{
if (v && v != SEQ_START_TOKEN)
read_unlock(&dev_base_lock);
read_unlock(&dev_base_lock);
}
static char *dn_type2asc(char type)

2
net/decnet/dn_fib.c
View File

@ -602,7 +602,7 @@ static void dn_fib_del_ifaddr(struct dn_ifaddr *ifa)
/* Scan device list */
read_lock(&dev_base_lock);
for(dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
dn_db = dev->dn_ptr;
if (dn_db == NULL)
continue;

14
net/decnet/dn_route.c
View File

@ -886,7 +886,7 @@ static int dn_route_output_slow(struct dst_entry **pprt, const struct flowi *old
.iif = loopback_dev.ifindex,
.oif = oldflp->oif };
struct dn_route *rt = NULL;
struct net_device *dev_out = NULL;
struct net_device *dev_out = NULL, *dev;
struct neighbour *neigh = NULL;
unsigned hash;
unsigned flags = 0;
@ -925,15 +925,17 @@ static int dn_route_output_slow(struct dst_entry **pprt, const struct flowi *old
goto out;
}
read_lock(&dev_base_lock);
for(dev_out = dev_base; dev_out; dev_out = dev_out->next) {
if (!dev_out->dn_ptr)
for_each_netdev(dev) {
if (!dev->dn_ptr)
continue;
if (!dn_dev_islocal(dev_out, oldflp->fld_src))
if (!dn_dev_islocal(dev, oldflp->fld_src))
continue;
if ((dev_out->flags & IFF_LOOPBACK) &&
if ((dev->flags & IFF_LOOPBACK) &&
oldflp->fld_dst &&
!dn_dev_islocal(dev_out, oldflp->fld_dst))
!dn_dev_islocal(dev, oldflp->fld_dst))
continue;
dev_out = dev;
break;
}
read_unlock(&dev_base_lock);

17
net/ipv4/devinet.c
View File

@ -910,7 +910,7 @@ no_in_dev:
*/
read_lock(&dev_base_lock);
rcu_read_lock();
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
if ((in_dev = __in_dev_get_rcu(dev)) == NULL)
continue;
@ -989,7 +989,7 @@ __be32 inet_confirm_addr(const struct net_device *dev, __be32 dst, __be32 local,
read_lock(&dev_base_lock);
rcu_read_lock();
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
if ((in_dev = __in_dev_get_rcu(dev))) {
addr = confirm_addr_indev(in_dev, dst, local, scope);
if (addr)
@ -1182,23 +1182,26 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
int s_ip_idx, s_idx = cb->args[0];
s_ip_idx = ip_idx = cb->args[1];
for (dev = dev_base, idx = 0; dev; dev = dev->next, idx++) {
idx = 0;
for_each_netdev(dev) {
if (idx < s_idx)
continue;
goto cont;
if (idx > s_idx)
s_ip_idx = 0;
if ((in_dev = __in_dev_get_rtnl(dev)) == NULL)
continue;
goto cont;
for (ifa = in_dev->ifa_list, ip_idx = 0; ifa;
ifa = ifa->ifa_next, ip_idx++) {
if (ip_idx < s_ip_idx)
continue;
goto cont;
if (inet_fill_ifaddr(skb, ifa, NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq,
RTM_NEWADDR, NLM_F_MULTI) <= 0)
goto done;
}
cont:
idx++;
}
done:
@ -1243,7 +1246,7 @@ void inet_forward_change(void)
ipv4_devconf_dflt.forwarding = on;
read_lock(&dev_base_lock);
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
struct in_device *in_dev;
rcu_read_lock();
in_dev = __in_dev_get_rcu(dev);

15
net/ipv4/igmp.c
View File

@ -2288,9 +2288,8 @@ static inline struct ip_mc_list *igmp_mc_get_first(struct seq_file *seq)
struct ip_mc_list *im = NULL;
struct igmp_mc_iter_state *state = igmp_mc_seq_private(seq);
for (state->dev = dev_base, state->in_dev = NULL;
state->dev;
state->dev = state->dev->next) {
state->in_dev = NULL;
for_each_netdev(state->dev) {
struct in_device *in_dev;
in_dev = in_dev_get(state->dev);
if (!in_dev)
@ -2316,7 +2315,7 @@ static struct ip_mc_list *igmp_mc_get_next(struct seq_file *seq, struct ip_mc_li
read_unlock(&state->in_dev->mc_list_lock);
in_dev_put(state->in_dev);
}
state->dev = state->dev->next;
state->dev = next_net_device(state->dev);
if (!state->dev) {
state->in_dev = NULL;
break;
@ -2450,9 +2449,9 @@ static inline struct ip_sf_list *igmp_mcf_get_first(struct seq_file *seq)
struct ip_mc_list *im = NULL;
struct igmp_mcf_iter_state *state = igmp_mcf_seq_private(seq);
for (state->dev = dev_base, state->idev = NULL, state->im = NULL;
state->dev;
state->dev = state->dev->next) {
state->idev = NULL;
state->im = NULL;
for_each_netdev(state->dev) {
struct in_device *idev;
idev = in_dev_get(state->dev);
if (unlikely(idev == NULL))
@ -2488,7 +2487,7 @@ static struct ip_sf_list *igmp_mcf_get_next(struct seq_file *seq, struct ip_sf_l
read_unlock(&state->idev->mc_list_lock);
in_dev_put(state->idev);
}
state->dev = state->dev->next;
state->dev = next_net_device(state->dev);
if (!state->dev) {
state->idev = NULL;
goto out;

2
net/ipv4/ipconfig.c
View File

@ -192,7 +192,7 @@ static int __init ic_open_devs(void)
if (dev_change_flags(&loopback_dev, loopback_dev.flags | IFF_UP) < 0)
printk(KERN_ERR "IP-Config: Failed to open %s\n", loopback_dev.name);
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
if (dev == &loopback_dev)
continue;
if (user_dev_name[0] ? !strcmp(dev->name, user_dev_name) :

20
net/ipv4/netfilter/nf_nat_proto_gre.c
View File

@ -72,6 +72,11 @@ gre_unique_tuple(struct nf_conntrack_tuple *tuple,
__be16 *keyptr;
unsigned int min, i, range_size;
/* If there is no master conntrack we are not PPTP,
do not change tuples */
if (!conntrack->master)
return 0;
if (maniptype == IP_NAT_MANIP_SRC)
keyptr = &tuple->src.u.gre.key;
else
@ -122,18 +127,9 @@ gre_manip_pkt(struct sk_buff **pskb, unsigned int iphdroff,
if (maniptype != IP_NAT_MANIP_DST)
return 1;
switch (greh->version) {
case 0:
if (!greh->key) {
DEBUGP("can't nat GRE w/o key\n");
break;
}
if (greh->csum) {
/* FIXME: Never tested this code... */
nf_proto_csum_replace4(gre_csum(greh), *pskb,
*(gre_key(greh)),
tuple->dst.u.gre.key, 0);
}
*(gre_key(greh)) = tuple->dst.u.gre.key;
case GRE_VERSION_1701:
/* We do not currently NAT any GREv0 packets.
* Try to behave like "nf_nat_proto_unknown" */
break;
case GRE_VERSION_PPTP:
DEBUGP("call_id -> 0x%04x\n", ntohs(tuple->dst.u.gre.key));

4
net/ipv4/netfilter/nf_nat_rule.c
View File

@ -226,10 +226,6 @@ static int ipt_dnat_checkentry(const char *tablename,
printk("DNAT: multiple ranges no longer supported\n");
return 0;
}
if (mr->range[0].flags & IP_NAT_RANGE_PROTO_RANDOM) {
printk("DNAT: port randomization not supported\n");
return 0;
}
return 1;
}

26
net/ipv4/netfilter/nf_nat_sip.c
View File

@ -222,6 +222,29 @@ static unsigned int mangle_sdp(struct sk_buff **pskb,
return mangle_content_len(pskb, ctinfo, ct, dptr);
}
static void ip_nat_sdp_expect(struct nf_conn *ct,
struct nf_conntrack_expect *exp)
{
struct nf_nat_range range;
/* This must be a fresh one. */
BUG_ON(ct->status & IPS_NAT_DONE_MASK);
/* Change src to where master sends to */
range.flags = IP_NAT_RANGE_MAP_IPS;
range.min_ip = range.max_ip
= ct->master->tuplehash[!exp->dir].tuple.dst.u3.ip;
/* hook doesn't matter, but it has to do source manip */
nf_nat_setup_info(ct, &range, NF_IP_POST_ROUTING);
/* For DST manip, map port here to where it's expected. */
range.flags = (IP_NAT_RANGE_MAP_IPS | IP_NAT_RANGE_PROTO_SPECIFIED);
range.min = range.max = exp->saved_proto;
range.min_ip = range.max_ip = exp->saved_ip;
/* hook doesn't matter, but it has to do destination manip */
nf_nat_setup_info(ct, &range, NF_IP_PRE_ROUTING);
}
/* So, this packet has hit the connection tracking matching code.
Mangle it, and change the expectation to match the new version. */
static unsigned int ip_nat_sdp(struct sk_buff **pskb,
@ -239,13 +262,14 @@ static unsigned int ip_nat_sdp(struct sk_buff **pskb,
/* Connection will come from reply */
newip = ct->tuplehash[!dir].tuple.dst.u3.ip;
exp->saved_ip = exp->tuple.dst.u3.ip;
exp->tuple.dst.u3.ip = newip;
exp->saved_proto.udp.port = exp->tuple.dst.u.udp.port;
exp->dir = !dir;
/* When you see the packet, we need to NAT it the same as the
this one. */
exp->expectfn = nf_nat_follow_master;
exp->expectfn = ip_nat_sdp_expect;
/* Try to get same port: if not, try to change it. */
for (port = ntohs(exp->saved_proto.udp.port); port != 0; port++) {

3
net/ipv4/tcp.c
View File

@ -1760,8 +1760,7 @@ int tcp_disconnect(struct sock *sk, int flags)
tcp_clear_retrans(tp);
inet_csk_delack_init(sk);
tcp_init_send_head(sk);
tp->rx_opt.saw_tstamp = 0;
tcp_sack_reset(&tp->rx_opt);
memset(&tp->rx_opt, 0, sizeof(tp->rx_opt));
__sk_dst_reset(sk);
BUG_TRAP(!inet->num || icsk->icsk_bind_hash);

24
net/ipv4/tcp_highspeed.c
View File

@ -97,10 +97,6 @@ struct hstcp {
u32 ai;
};
static int max_ssthresh = 100;
module_param(max_ssthresh, int, 0644);
MODULE_PARM_DESC(max_ssthresh, "limited slow start threshold (RFC3742)");
static void hstcp_init(struct sock *sk)
{
struct tcp_sock *tp = tcp_sk(sk);
@ -122,23 +118,9 @@ static void hstcp_cong_avoid(struct sock *sk, u32 adk, u32 rtt,
if (!tcp_is_cwnd_limited(sk, in_flight))
return;
if (tp->snd_cwnd <= tp->snd_ssthresh) {
/* RFC3742: limited slow start
* the window is increased by 1/K MSS for each arriving ACK,
* for K = int(cwnd/(0.5 max_ssthresh))
*/
if (max_ssthresh > 0 && tp->snd_cwnd > max_ssthresh) {
u32 k = max(tp->snd_cwnd / (max_ssthresh >> 1), 1U);
if (++tp->snd_cwnd_cnt >= k) {
if (tp->snd_cwnd < tp->snd_cwnd_clamp)
tp->snd_cwnd++;
tp->snd_cwnd_cnt = 0;
}
} else {
if (tp->snd_cwnd < tp->snd_cwnd_clamp)
tp->snd_cwnd++;
}
} else {
if (tp->snd_cwnd <= tp->snd_ssthresh)
tcp_slow_start(tp);
else {
/* Update AIMD parameters.
*
* We want to guarantee that:

7
net/ipv4/tcp_yeah.h
View File

@ -1,7 +0,0 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/skbuff.h>
#include <linux/inet_diag.h>
#include <asm/div64.h>
#include <net/tcp.h>

28
net/ipv6/addrconf.c
View File

@ -449,7 +449,7 @@ static void addrconf_forward_change(void)
struct inet6_dev *idev;
read_lock(&dev_base_lock);
for (dev=dev_base; dev; dev=dev->next) {
for_each_netdev(dev) {
rcu_read_lock();
idev = __in6_dev_get(dev);
if (idev) {
@ -911,7 +911,7 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev,
read_lock(&dev_base_lock);
rcu_read_lock();
for (dev = dev_base; dev; dev=dev->next) {
for_each_netdev(dev) {
struct inet6_dev *idev;
struct inet6_ifaddr *ifa;
@ -2064,7 +2064,7 @@ static void sit_add_v4_addrs(struct inet6_dev *idev)
return;
}
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
struct in_device * in_dev = __in_dev_get_rtnl(dev);
if (in_dev && (dev->flags & IFF_UP)) {
struct in_ifaddr * ifa;
@ -2225,7 +2225,7 @@ static void ip6_tnl_add_linklocal(struct inet6_dev *idev)
return;
}
/* then try to inherit it from any device */
for (link_dev = dev_base; link_dev; link_dev = link_dev->next) {
for_each_netdev(link_dev) {
if (!ipv6_inherit_linklocal(idev, link_dev))
return;
}
@ -3257,14 +3257,15 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
s_idx = cb->args[0];
s_ip_idx = ip_idx = cb->args[1];
for (dev = dev_base, idx = 0; dev; dev = dev->next, idx++) {
idx = 0;
for_each_netdev(dev) {
if (idx < s_idx)
continue;
goto cont;
if (idx > s_idx)
s_ip_idx = 0;
ip_idx = 0;
if ((idev = in6_dev_get(dev)) == NULL)
continue;
goto cont;
read_lock_bh(&idev->lock);
switch (type) {
case UNICAST_ADDR:
@ -3311,6 +3312,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
}
read_unlock_bh(&idev->lock);
in6_dev_put(idev);
cont:
idx++;
}
done:
if (err <= 0) {
@ -3575,16 +3578,19 @@ static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
struct inet6_dev *idev;
read_lock(&dev_base_lock);
for (dev=dev_base, idx=0; dev; dev = dev->next, idx++) {
idx = 0;
for_each_netdev(dev) {
if (idx < s_idx)
continue;
goto cont;
if ((idev = in6_dev_get(dev)) == NULL)
continue;
goto cont;
err = inet6_fill_ifinfo(skb, idev, NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq, RTM_NEWLINK, NLM_F_MULTI);
in6_dev_put(idev);
if (err <= 0)
break;
cont:
idx++;
}
read_unlock(&dev_base_lock);
cb->args[0] = idx;
@ -4247,7 +4253,7 @@ void __exit addrconf_cleanup(void)
* clean dev list.
*/
for (dev=dev_base; dev; dev=dev->next) {
for_each_netdev(dev) {
if ((idev = __in6_dev_get(dev)) == NULL)
continue;
addrconf_ifdown(dev, 1);

17
net/ipv6/anycast.c
View File

@ -423,14 +423,18 @@ static int ipv6_chk_acast_dev(struct net_device *dev, struct in6_addr *addr)
*/
int ipv6_chk_acast_addr(struct net_device *dev, struct in6_addr *addr)
{
int found = 0;
if (dev)
return ipv6_chk_acast_dev(dev, addr);
read_lock(&dev_base_lock);
for (dev=dev_base; dev; dev=dev->next)
if (ipv6_chk_acast_dev(dev, addr))
for_each_netdev(dev)
if (ipv6_chk_acast_dev(dev, addr)) {
found = 1;
break;
}
read_unlock(&dev_base_lock);
return dev != 0;
return found;
}
@ -447,9 +451,8 @@ static inline struct ifacaddr6 *ac6_get_first(struct seq_file *seq)
struct ifacaddr6 *im = NULL;
struct ac6_iter_state *state = ac6_seq_private(seq);
for (state->dev = dev_base, state->idev = NULL;
state->dev;
state->dev = state->dev->next) {
state->idev = NULL;
for_each_netdev(state->dev) {
struct inet6_dev *idev;
idev = in6_dev_get(state->dev);
if (!idev)
@ -476,7 +479,7 @@ static struct ifacaddr6 *ac6_get_next(struct seq_file *seq, struct ifacaddr6 *im
read_unlock_bh(&state->idev->lock);
in6_dev_put(state->idev);
}
state->dev = state->dev->next;
state->dev = next_net_device(state->dev);
if (!state->dev) {
state->idev = NULL;
break;

15
net/ipv6/mcast.c
View File

@ -2331,9 +2331,8 @@ static inline struct ifmcaddr6 *igmp6_mc_get_first(struct seq_file *seq)
struct ifmcaddr6 *im = NULL;
struct igmp6_mc_iter_state *state = igmp6_mc_seq_private(seq);
for (state->dev = dev_base, state->idev = NULL;
state->dev;
state->dev = state->dev->next) {
state->idev = NULL;
for_each_netdev(state->dev) {
struct inet6_dev *idev;
idev = in6_dev_get(state->dev);
if (!idev)
@ -2360,7 +2359,7 @@ static struct ifmcaddr6 *igmp6_mc_get_next(struct seq_file *seq, struct ifmcaddr
read_unlock_bh(&state->idev->lock);
in6_dev_put(state->idev);
}
state->dev = state->dev->next;
state->dev = next_net_device(state->dev);
if (!state->dev) {
state->idev = NULL;
break;
@ -2475,9 +2474,9 @@ static inline struct ip6_sf_list *igmp6_mcf_get_first(struct seq_file *seq)
struct ifmcaddr6 *im = NULL;
struct igmp6_mcf_iter_state *state = igmp6_mcf_seq_private(seq);
for (state->dev = dev_base, state->idev = NULL, state->im = NULL;
state->dev;
state->dev = state->dev->next) {
state->idev = NULL;
state->im = NULL;
for_each_netdev(state->dev) {
struct inet6_dev *idev;
idev = in6_dev_get(state->dev);
if (unlikely(idev == NULL))
@ -2513,7 +2512,7 @@ static struct ip6_sf_list *igmp6_mcf_get_next(struct seq_file *seq, struct ip6_s
read_unlock_bh(&state->idev->lock);
in6_dev_put(state->idev);
}
state->dev = state->dev->next;
state->dev = next_net_device(state->dev);
if (!state->dev) {
state->idev = NULL;
goto out;

195
net/iucv/af_iucv.c
View File

@ -45,7 +45,8 @@ static struct proto iucv_proto = {
static void iucv_callback_rx(struct iucv_path *, struct iucv_message *);
static void iucv_callback_txdone(struct iucv_path *, struct iucv_message *);
static void iucv_callback_connack(struct iucv_path *, u8 ipuser[16]);
static int iucv_callback_connreq(struct iucv_path *, u8 ipvmid[8], u8 ipuser[16]);
static int iucv_callback_connreq(struct iucv_path *, u8 ipvmid[8],
u8 ipuser[16]);
static void iucv_callback_connrej(struct iucv_path *, u8 ipuser[16]);
static struct iucv_sock_list iucv_sk_list = {
@ -147,11 +148,12 @@ static void iucv_sock_close(struct sock *sk)
unsigned char user_data[16];
struct iucv_sock *iucv = iucv_sk(sk);
int err;
unsigned long timeo;
iucv_sock_clear_timer(sk);
lock_sock(sk);
switch(sk->sk_state) {
switch (sk->sk_state) {
case IUCV_LISTEN:
iucv_sock_cleanup_listen(sk);
break;
@ -159,6 +161,21 @@ static void iucv_sock_close(struct sock *sk)
case IUCV_CONNECTED:
case IUCV_DISCONN:
err = 0;
sk->sk_state = IUCV_CLOSING;
sk->sk_state_change(sk);
if (!skb_queue_empty(&iucv->send_skb_q)) {
if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime)
timeo = sk->sk_lingertime;
else
timeo = IUCV_DISCONN_TIMEOUT;
err = iucv_sock_wait_state(sk, IUCV_CLOSED, 0, timeo);
}
sk->sk_state = IUCV_CLOSED;
sk->sk_state_change(sk);
if (iucv->path) {
low_nmcpy(user_data, iucv->src_name);
high_nmcpy(user_data, iucv->dst_name);
@ -168,12 +185,11 @@ static void iucv_sock_close(struct sock *sk)
iucv->path = NULL;
}
sk->sk_state = IUCV_CLOSED;
sk->sk_state_change(sk);
sk->sk_err = ECONNRESET;
sk->sk_state_change(sk);
skb_queue_purge(&iucv->send_skb_q);
skb_queue_purge(&iucv->backlog_skb_q);
sock_set_flag(sk, SOCK_ZAPPED);
break;
@ -204,6 +220,7 @@ static struct sock *iucv_sock_alloc(struct socket *sock, int proto, gfp_t prio)
sock_init_data(sock, sk);
INIT_LIST_HEAD(&iucv_sk(sk)->accept_q);
skb_queue_head_init(&iucv_sk(sk)->send_skb_q);
skb_queue_head_init(&iucv_sk(sk)->backlog_skb_q);
iucv_sk(sk)->send_tag = 0;
sk->sk_destruct = iucv_sock_destruct;
@ -276,7 +293,7 @@ struct sock *iucv_accept_dequeue(struct sock *parent, struct socket *newsock)
struct iucv_sock *isk, *n;
struct sock *sk;
list_for_each_entry_safe(isk, n, &iucv_sk(parent)->accept_q, accept_q){
list_for_each_entry_safe(isk, n, &iucv_sk(parent)->accept_q, accept_q) {
sk = (struct sock *) isk;
lock_sock(sk);
@ -510,7 +527,7 @@ static int iucv_sock_accept(struct socket *sock, struct socket *newsock,
long timeo;
int err = 0;
lock_sock(sk);
lock_sock_nested(sk, SINGLE_DEPTH_NESTING);
if (sk->sk_state != IUCV_LISTEN) {
err = -EBADFD;
@ -521,7 +538,7 @@ static int iucv_sock_accept(struct socket *sock, struct socket *newsock,
/* Wait for an incoming connection */
add_wait_queue_exclusive(sk->sk_sleep, &wait);
while (!(nsk = iucv_accept_dequeue(sk, newsock))){
while (!(nsk = iucv_accept_dequeue(sk, newsock))) {
set_current_state(TASK_INTERRUPTIBLE);
if (!timeo) {
err = -EAGAIN;
@ -530,7 +547,7 @@ static int iucv_sock_accept(struct socket *sock, struct socket *newsock,
release_sock(sk);
timeo = schedule_timeout(timeo);
lock_sock(sk);
lock_sock_nested(sk, SINGLE_DEPTH_NESTING);
if (sk->sk_state != IUCV_LISTEN) {
err = -EBADFD;
@ -602,13 +619,13 @@ static int iucv_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
goto out;
}
if (sk->sk_state == IUCV_CONNECTED){
if(!(skb = sock_alloc_send_skb(sk, len,
msg->msg_flags & MSG_DONTWAIT,
&err)))
return err;
if (sk->sk_state == IUCV_CONNECTED) {
if (!(skb = sock_alloc_send_skb(sk, len,
msg->msg_flags & MSG_DONTWAIT,
&err)))
goto out;
if (memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len)){
if (memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len)) {
err = -EFAULT;
goto fail;
}
@ -647,10 +664,16 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
{
int noblock = flags & MSG_DONTWAIT;
struct sock *sk = sock->sk;
struct iucv_sock *iucv = iucv_sk(sk);
int target, copied = 0;
struct sk_buff *skb;
struct sk_buff *skb, *rskb, *cskb;
int err = 0;
if ((sk->sk_state == IUCV_DISCONN || sk->sk_state == IUCV_SEVERED) &&
skb_queue_empty(&iucv->backlog_skb_q) &&
skb_queue_empty(&sk->sk_receive_queue))
return 0;
if (flags & (MSG_OOB))
return -EOPNOTSUPP;
@ -665,10 +688,12 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
copied = min_t(unsigned int, skb->len, len);
if (memcpy_toiovec(msg->msg_iov, skb->data, copied)) {
cskb = skb;
if (memcpy_toiovec(msg->msg_iov, cskb->data, copied)) {
skb_queue_head(&sk->sk_receive_queue, skb);
if (copied == 0)
return -EFAULT;
goto done;
}
len -= copied;
@ -683,6 +708,18 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
}
kfree_skb(skb);
/* Queue backlog skbs */
rskb = skb_dequeue(&iucv_sk(sk)->backlog_skb_q);
while (rskb) {
if (sock_queue_rcv_skb(sk, rskb)) {
skb_queue_head(&iucv_sk(sk)->backlog_skb_q,
rskb);
break;
} else {
rskb = skb_dequeue(&iucv_sk(sk)->backlog_skb_q);
}
}
} else
skb_queue_head(&sk->sk_receive_queue, skb);
@ -695,7 +732,7 @@ static inline unsigned int iucv_accept_poll(struct sock *parent)
struct iucv_sock *isk, *n;
struct sock *sk;
list_for_each_entry_safe(isk, n, &iucv_sk(parent)->accept_q, accept_q){
list_for_each_entry_safe(isk, n, &iucv_sk(parent)->accept_q, accept_q) {
sk = (struct sock *) isk;
if (sk->sk_state == IUCV_CONNECTED)
@ -726,12 +763,15 @@ unsigned int iucv_sock_poll(struct file *file, struct socket *sock,
mask |= POLLHUP;
if (!skb_queue_empty(&sk->sk_receive_queue) ||
(sk->sk_shutdown & RCV_SHUTDOWN))
(sk->sk_shutdown & RCV_SHUTDOWN))
mask |= POLLIN | POLLRDNORM;
if (sk->sk_state == IUCV_CLOSED)
mask |= POLLHUP;
if (sk->sk_state == IUCV_DISCONN || sk->sk_state == IUCV_SEVERED)
mask |= POLLIN;
if (sock_writeable(sk))
mask |= POLLOUT | POLLWRNORM | POLLWRBAND;
else
@ -754,7 +794,7 @@ static int iucv_sock_shutdown(struct socket *sock, int how)
return -EINVAL;
lock_sock(sk);
switch(sk->sk_state) {
switch (sk->sk_state) {
case IUCV_CLOSED:
err = -ENOTCONN;
goto fail;
@ -770,7 +810,7 @@ static int iucv_sock_shutdown(struct socket *sock, int how)
err = iucv_message_send(iucv->path, &txmsg, IUCV_IPRMDATA, 0,
(void *) prmmsg, 8);
if (err) {
switch(err) {
switch (err) {
case 1:
err = -ENOTCONN;
break;
@ -817,13 +857,6 @@ static int iucv_sock_release(struct socket *sock)
iucv_sk(sk)->path = NULL;
}
if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime){
lock_sock(sk);
err = iucv_sock_wait_state(sk, IUCV_CLOSED, 0,
sk->sk_lingertime);
release_sock(sk);
}
sock_orphan(sk);
iucv_sock_kill(sk);
return err;
@ -880,7 +913,7 @@ static int iucv_callback_connreq(struct iucv_path *path,
/* Create the new socket */
nsk = iucv_sock_alloc(NULL, SOCK_STREAM, GFP_ATOMIC);
if (!nsk){
if (!nsk) {
err = iucv_path_sever(path, user_data);
goto fail;
}
@ -903,7 +936,7 @@ static int iucv_callback_connreq(struct iucv_path *path,
path->msglim = IUCV_QUEUELEN_DEFAULT;
err = iucv_path_accept(path, &af_iucv_handler, nuser_data, nsk);
if (err){
if (err) {
err = iucv_path_sever(path, user_data);
goto fail;
}
@ -927,18 +960,53 @@ static void iucv_callback_connack(struct iucv_path *path, u8 ipuser[16])
sk->sk_state_change(sk);
}
static int iucv_fragment_skb(struct sock *sk, struct sk_buff *skb, int len,
struct sk_buff_head fragmented_skb_q)
{
int dataleft, size, copied = 0;
struct sk_buff *nskb;
dataleft = len;
while (dataleft) {
if (dataleft >= sk->sk_rcvbuf / 4)
size = sk->sk_rcvbuf / 4;
else
size = dataleft;
nskb = alloc_skb(size, GFP_ATOMIC | GFP_DMA);
if (!nskb)
return -ENOMEM;
memcpy(nskb->data, skb->data + copied, size);
copied += size;
dataleft -= size;
nskb->h.raw = nskb->data;
nskb->nh.raw = nskb->data;
nskb->len = size;
skb_queue_tail(fragmented_skb_q, nskb);
}
return 0;
}
static void iucv_callback_rx(struct iucv_path *path, struct iucv_message *msg)
{
struct sock *sk = path->private;
struct sk_buff *skb;
struct iucv_sock *iucv = iucv_sk(sk);
struct sk_buff *skb, *fskb;
struct sk_buff_head fragmented_skb_q;
int rc;
skb_queue_head_init(&fragmented_skb_q);
if (sk->sk_shutdown & RCV_SHUTDOWN)
return;
skb = alloc_skb(msg->length, GFP_ATOMIC | GFP_DMA);
if (!skb) {
iucv_message_reject(path, msg);
iucv_path_sever(path, NULL);
return;
}
@ -952,14 +1020,39 @@ static void iucv_callback_rx(struct iucv_path *path, struct iucv_message *msg)
kfree_skb(skb);
return;
}
skb_reset_transport_header(skb);
skb_reset_network_header(skb);
skb->len = msg->length;
if (skb->truesize >= sk->sk_rcvbuf / 4) {
rc = iucv_fragment_skb(sk, skb, msg->length,
&fragmented_skb_q);
kfree_skb(skb);
skb = NULL;
if (rc) {
iucv_path_sever(path, NULL);
return;
}
} else {
skb_reset_transport_header(skb);
skb_reset_network_header(skb);
skb->len = msg->length;
}
}
/* Queue the fragmented skb */
fskb = skb_dequeue(&fragmented_skb_q);
while (fskb) {
if (!skb_queue_empty(&iucv->backlog_skb_q))
skb_queue_tail(&iucv->backlog_skb_q, fskb);
else if (sock_queue_rcv_skb(sk, fskb))
skb_queue_tail(&iucv_sk(sk)->backlog_skb_q, fskb);
fskb = skb_dequeue(&fragmented_skb_q);
}
/* Queue the original skb if it exists (was not fragmented) */
if (skb) {
if (!skb_queue_empty(&iucv->backlog_skb_q))
skb_queue_tail(&iucv_sk(sk)->backlog_skb_q, skb);
else if (sock_queue_rcv_skb(sk, skb))
skb_queue_tail(&iucv_sk(sk)->backlog_skb_q, skb);
}
if (sock_queue_rcv_skb(sk, skb))
kfree_skb(skb);
}
static void iucv_callback_txdone(struct iucv_path *path,
@ -971,17 +1064,27 @@ static void iucv_callback_txdone(struct iucv_path *path,
struct sk_buff *list_skb = list->next;
unsigned long flags;
spin_lock_irqsave(&list->lock, flags);
if (list_skb) {
spin_lock_irqsave(&list->lock, flags);
do {
this = list_skb;
list_skb = list_skb->next;
} while (memcmp(&msg->tag, this->cb, 4));
do {
this = list_skb;
list_skb = list_skb->next;
} while (memcmp(&msg->tag, this->cb, 4) && list_skb);
spin_unlock_irqrestore(&list->lock, flags);
spin_unlock_irqrestore(&list->lock, flags);
skb_unlink(this, &iucv_sk(sk)->send_skb_q);
kfree_skb(this);
}
if (sk->sk_state == IUCV_CLOSING) {
if (skb_queue_empty(&iucv_sk(sk)->send_skb_q)) {
sk->sk_state = IUCV_CLOSED;
sk->sk_state_change(sk);
}
}
skb_unlink(this, &iucv_sk(sk)->send_skb_q);
kfree_skb(this);
}
static void iucv_callback_connrej(struct iucv_path *path, u8 ipuser[16])
@ -1022,7 +1125,7 @@ static struct net_proto_family iucv_sock_family_ops = {
.create = iucv_sock_create,
};
static int afiucv_init(void)
static int __init afiucv_init(void)
{
int err;

49
net/iucv/iucv.c
View File

@ -32,7 +32,6 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/spinlock.h>
#include <linux/kernel.h>
#include <linux/slab.h>
@ -69,7 +68,7 @@
#define IUCV_IPNORPY 0x10
#define IUCV_IPALL 0x80
static int iucv_bus_match (struct device *dev, struct device_driver *drv)
static int iucv_bus_match(struct device *dev, struct device_driver *drv)
{
return 0;
}
@ -78,8 +77,11 @@ struct bus_type iucv_bus = {
.name = "iucv",
.match = iucv_bus_match,
};
EXPORT_SYMBOL(iucv_bus);
struct device *iucv_root;
EXPORT_SYMBOL(iucv_root);
static int iucv_available;
/* General IUCV interrupt structure */
@ -405,7 +407,7 @@ static void iucv_declare_cpu(void *data)
rc = iucv_call_b2f0(IUCV_DECLARE_BUFFER, parm);
if (rc) {
char *err = "Unknown";
switch(rc) {
switch (rc) {
case 0x03:
err = "Directory error";
break;
@ -588,7 +590,7 @@ static int __cpuinit iucv_cpu_notify(struct notifier_block *self,
return NOTIFY_OK;
}
static struct notifier_block iucv_cpu_notifier = {
static struct notifier_block __cpuinitdata iucv_cpu_notifier = {
.notifier_call = iucv_cpu_notify,
};
@ -691,6 +693,7 @@ out_mutex:
mutex_unlock(&iucv_register_mutex);
return rc;
}
EXPORT_SYMBOL(iucv_register);
/**
* iucv_unregister
@ -723,6 +726,7 @@ void iucv_unregister(struct iucv_handler *handler, int smp)
iucv_setmask_mp();
mutex_unlock(&iucv_register_mutex);
}
EXPORT_SYMBOL(iucv_unregister);
/**
* iucv_path_accept
@ -761,6 +765,7 @@ int iucv_path_accept(struct iucv_path *path, struct iucv_handler *handler,
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_path_accept);
/**
* iucv_path_connect
@ -824,6 +829,7 @@ int iucv_path_connect(struct iucv_path *path, struct iucv_handler *handler,
spin_unlock_bh(&iucv_table_lock);
return rc;
}
EXPORT_SYMBOL(iucv_path_connect);
/**
* iucv_path_quiesce:
@ -850,6 +856,7 @@ int iucv_path_quiesce(struct iucv_path *path, u8 userdata[16])
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_path_quiesce);
/**
* iucv_path_resume:
@ -890,7 +897,6 @@ int iucv_path_sever(struct iucv_path *path, u8 userdata[16])
{
int rc;
preempt_disable();
if (iucv_active_cpu != smp_processor_id())
spin_lock_bh(&iucv_table_lock);
@ -904,6 +910,7 @@ int iucv_path_sever(struct iucv_path *path, u8 userdata[16])
preempt_enable();
return rc;
}
EXPORT_SYMBOL(iucv_path_sever);
/**
* iucv_message_purge
@ -936,6 +943,7 @@ int iucv_message_purge(struct iucv_path *path, struct iucv_message *msg,
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_message_purge);
/**
* iucv_message_receive
@ -1006,6 +1014,7 @@ int iucv_message_receive(struct iucv_path *path, struct iucv_message *msg,
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_message_receive);
/**
* iucv_message_reject
@ -1034,6 +1043,7 @@ int iucv_message_reject(struct iucv_path *path, struct iucv_message *msg)
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_message_reject);
/**
* iucv_message_reply
@ -1077,6 +1087,7 @@ int iucv_message_reply(struct iucv_path *path, struct iucv_message *msg,
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_message_reply);
/**
* iucv_message_send
@ -1125,6 +1136,7 @@ int iucv_message_send(struct iucv_path *path, struct iucv_message *msg,
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_message_send);
/**
* iucv_message_send2way
@ -1181,6 +1193,7 @@ int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg,
local_bh_enable();
return rc;
}
EXPORT_SYMBOL(iucv_message_send2way);
/**
* iucv_path_pending
@ -1572,7 +1585,7 @@ static void iucv_external_interrupt(u16 code)
*
* Allocates and initializes various data structures.
*/
static int iucv_init(void)
static int __init iucv_init(void)
{
int rc;
@ -1583,7 +1596,7 @@ static int iucv_init(void)
rc = iucv_query_maxconn();
if (rc)
goto out;
rc = register_external_interrupt (0x4000, iucv_external_interrupt);
rc = register_external_interrupt(0x4000, iucv_external_interrupt);
if (rc)
goto out;
rc = bus_register(&iucv_bus);
@ -1594,7 +1607,7 @@ static int iucv_init(void)
rc = PTR_ERR(iucv_root);
goto out_bus;
}
/* Note: GFP_DMA used used to get memory below 2G */
/* Note: GFP_DMA used to get memory below 2G */
iucv_irq_data = percpu_alloc(sizeof(struct iucv_irq_data),
GFP_KERNEL|GFP_DMA);
if (!iucv_irq_data) {
@ -1632,7 +1645,7 @@ out:
*
* Frees everything allocated from iucv_init.
*/
static void iucv_exit(void)
static void __exit iucv_exit(void)
{
struct iucv_irq_list *p, *n;
@ -1653,24 +1666,6 @@ static void iucv_exit(void)
subsys_initcall(iucv_init);
module_exit(iucv_exit);
/**
* Export all public stuff
*/
EXPORT_SYMBOL (iucv_bus);
EXPORT_SYMBOL (iucv_root);
EXPORT_SYMBOL (iucv_register);
EXPORT_SYMBOL (iucv_unregister);
EXPORT_SYMBOL (iucv_path_accept);
EXPORT_SYMBOL (iucv_path_connect);
EXPORT_SYMBOL (iucv_path_quiesce);
EXPORT_SYMBOL (iucv_path_sever);
EXPORT_SYMBOL (iucv_message_purge);
EXPORT_SYMBOL (iucv_message_receive);
EXPORT_SYMBOL (iucv_message_reject);
EXPORT_SYMBOL (iucv_message_reply);
EXPORT_SYMBOL (iucv_message_send);
EXPORT_SYMBOL (iucv_message_send2way);
MODULE_AUTHOR("(C) 2001 IBM Corp. by Fritz Elfert (felfert@millenux.com)");
MODULE_DESCRIPTION("Linux for S/390 IUCV lowlevel driver");
MODULE_LICENSE("GPL");

10
net/llc/llc_core.c
View File

@ -160,8 +160,14 @@ static struct packet_type llc_tr_packet_type = {
static int __init llc_init(void)
{
if (dev_base->next)
memcpy(llc_station_mac_sa, dev_base->next->dev_addr, ETH_ALEN);
struct net_device *dev;
dev = first_net_device();
if (dev != NULL)
dev = next_net_device(dev);
if (dev != NULL)
memcpy(llc_station_mac_sa, dev->dev_addr, ETH_ALEN);
else
memset(llc_station_mac_sa, 0, ETH_ALEN);
dev_add_pack(&llc_packet_type);

34
net/netlink/af_netlink.c
View File

@ -140,6 +140,14 @@ static struct hlist_head *nl_pid_hashfn(struct nl_pid_hash *hash, u32 pid)
static void netlink_sock_destruct(struct sock *sk)
{
struct netlink_sock *nlk = nlk_sk(sk);
if (nlk->cb) {
if (nlk->cb->done)
nlk->cb->done(nlk->cb);
netlink_destroy_callback(nlk->cb);
}
skb_queue_purge(&sk->sk_receive_queue);
if (!sock_flag(sk, SOCK_DEAD)) {
@ -148,7 +156,6 @@ static void netlink_sock_destruct(struct sock *sk)
}
BUG_TRAP(!atomic_read(&sk->sk_rmem_alloc));
BUG_TRAP(!atomic_read(&sk->sk_wmem_alloc));
BUG_TRAP(!nlk_sk(sk)->cb);
BUG_TRAP(!nlk_sk(sk)->groups);
}
@ -456,17 +463,10 @@ static int netlink_release(struct socket *sock)
sock_orphan(sk);
nlk = nlk_sk(sk);
mutex_lock(nlk->cb_mutex);
if (nlk->cb) {
if (nlk->cb->done)
nlk->cb->done(nlk->cb);
netlink_destroy_callback(nlk->cb);
nlk->cb = NULL;
}
mutex_unlock(nlk->cb_mutex);
/* OK. Socket is unlinked, and, therefore,
no new packets will arrive */
/*
* OK. Socket is unlinked, any packets that arrive now
* will be purged.
*/
sock->sk = NULL;
wake_up_interruptible_all(&nlk->wait);
@ -1245,16 +1245,14 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
siocb->scm = &scm;
}
siocb->scm->creds = *NETLINK_CREDS(skb);
if (flags & MSG_TRUNC)
copied = skb->len;
skb_free_datagram(sk, skb);
if (nlk->cb && atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf / 2)
netlink_dump(sk);
scm_recv(sock, msg, siocb->scm, flags);
if (flags & MSG_TRUNC)
copied = skb->len;
out:
netlink_rcv_wake(sk);
return err ? : copied;
@ -1426,9 +1424,9 @@ int netlink_dump_start(struct sock *ssk, struct sk_buff *skb,
return -ECONNREFUSED;
}
nlk = nlk_sk(sk);
/* A dump or destruction is in progress... */
/* A dump is in progress... */
mutex_lock(nlk->cb_mutex);
if (nlk->cb || sock_flag(sk, SOCK_DEAD)) {
if (nlk->cb) {
mutex_unlock(nlk->cb_mutex);
netlink_destroy_callback(cb);
sock_put(sk);

5
net/netrom/nr_route.c
View File

@ -598,7 +598,7 @@ struct net_device *nr_dev_first(void)
struct net_device *dev, *first = NULL;
read_lock(&dev_base_lock);
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_NETROM)
if (first == NULL || strncmp(dev->name, first->name, 3) < 0)
first = dev;
@ -618,12 +618,13 @@ struct net_device *nr_dev_get(ax25_address *addr)
struct net_device *dev;
read_lock(&dev_base_lock);
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_NETROM && ax25cmp(addr, (ax25_address *)dev->dev_addr) == 0) {
dev_hold(dev);
goto out;
}
}
dev = NULL;
out:
read_unlock(&dev_base_lock);
return dev;

8
net/rose/rose_route.c
View File

@ -596,7 +596,7 @@ struct net_device *rose_dev_first(void)
struct net_device *dev, *first = NULL;
read_lock(&dev_base_lock);
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_ROSE)
if (first == NULL || strncmp(dev->name, first->name, 3) < 0)
first = dev;
@ -614,12 +614,13 @@ struct net_device *rose_dev_get(rose_address *addr)
struct net_device *dev;
read_lock(&dev_base_lock);
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_ROSE && rosecmp(addr, (rose_address *)dev->dev_addr) == 0) {
dev_hold(dev);
goto out;
}
}
dev = NULL;
out:
read_unlock(&dev_base_lock);
return dev;
@ -630,10 +631,11 @@ static int rose_dev_exists(rose_address *addr)
struct net_device *dev;
read_lock(&dev_base_lock);
for (dev = dev_base; dev != NULL; dev = dev->next) {
for_each_netdev(dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_ROSE && rosecmp(addr, (rose_address *)dev->dev_addr) == 0)
goto out;
}
dev = NULL;
out:
read_unlock(&dev_base_lock);
return dev != NULL;

3
net/rxrpc/Kconfig
View File

@ -5,6 +5,7 @@
config AF_RXRPC
tristate "RxRPC session sockets"
depends on EXPERIMENTAL
select KEYS
help
Say Y or M here to include support for RxRPC session sockets (just
the transport part, not the presentation part: (un)marshalling is
@ -29,7 +30,7 @@ config AF_RXRPC_DEBUG
config RXKAD
tristate "RxRPC Kerberos security"
depends on AF_RXRPC && KEYS
depends on AF_RXRPC
select CRYPTO
select CRYPTO_MANAGER
select CRYPTO_BLKCIPHER

80
net/rxrpc/ar-ack.c
View File

@ -542,6 +542,38 @@ static void rxrpc_zap_tx_window(struct rxrpc_call *call)
kfree(acks_window);
}
/*
* process the extra information that may be appended to an ACK packet
*/
static void rxrpc_extract_ackinfo(struct rxrpc_call *call, struct sk_buff *skb,
unsigned latest, int nAcks)
{
struct rxrpc_ackinfo ackinfo;
struct rxrpc_peer *peer;
unsigned mtu;
if (skb_copy_bits(skb, nAcks + 3, &ackinfo, sizeof(ackinfo)) < 0) {
_leave(" [no ackinfo]");
return;
}
_proto("Rx ACK %%%u Info { rx=%u max=%u rwin=%u jm=%u }",
latest,
ntohl(ackinfo.rxMTU), ntohl(ackinfo.maxMTU),
ntohl(ackinfo.rwind), ntohl(ackinfo.jumbo_max));
mtu = min(ntohl(ackinfo.rxMTU), ntohl(ackinfo.maxMTU));
peer = call->conn->trans->peer;
if (mtu < peer->maxdata) {
spin_lock_bh(&peer->lock);
peer->maxdata = mtu;
peer->mtu = mtu + peer->hdrsize;
spin_unlock_bh(&peer->lock);
_net("Net MTU %u (maxdata %u)", peer->mtu, peer->maxdata);
}
}
/*
* process packets in the reception queue
*/
@ -606,6 +638,8 @@ process_further:
rxrpc_acks[ack.reason],
ack.nAcks);
rxrpc_extract_ackinfo(call, skb, latest, ack.nAcks);
if (ack.reason == RXRPC_ACK_PING) {
_proto("Rx ACK %%%u PING Request", latest);
rxrpc_propose_ACK(call, RXRPC_ACK_PING_RESPONSE,
@ -801,9 +835,9 @@ void rxrpc_process_call(struct work_struct *work)
struct msghdr msg;
struct kvec iov[5];
unsigned long bits;
__be32 data;
__be32 data, pad;
size_t len;
int genbit, loop, nbit, ioc, ret;
int genbit, loop, nbit, ioc, ret, mtu;
u32 abort_code = RX_PROTOCOL_ERROR;
u8 *acks = NULL;
@ -899,9 +933,30 @@ void rxrpc_process_call(struct work_struct *work)
}
if (test_bit(RXRPC_CALL_ACK_FINAL, &call->events)) {
hdr.type = RXRPC_PACKET_TYPE_ACKALL;
genbit = RXRPC_CALL_ACK_FINAL;
goto send_message;
ack.bufferSpace = htons(8);
ack.maxSkew = 0;
ack.serial = 0;
ack.reason = RXRPC_ACK_IDLE;
ack.nAcks = 0;
call->ackr_reason = 0;
spin_lock_bh(&call->lock);
ack.serial = call->ackr_serial;
ack.previousPacket = call->ackr_prev_seq;
ack.firstPacket = htonl(call->rx_data_eaten + 1);
spin_unlock_bh(&call->lock);
pad = 0;
iov[1].iov_base = &ack;
iov[1].iov_len = sizeof(ack);
iov[2].iov_base = &pad;
iov[2].iov_len = 3;
iov[3].iov_base = &ackinfo;
iov[3].iov_len = sizeof(ackinfo);
goto send_ACK;
}
if (call->events & ((1 << RXRPC_CALL_RCVD_BUSY) |
@ -971,8 +1026,6 @@ void rxrpc_process_call(struct work_struct *work)
/* consider sending an ordinary ACK */
if (test_bit(RXRPC_CALL_ACK, &call->events)) {
__be32 pad;
_debug("send ACK: window: %d - %d { %lx }",
call->rx_data_eaten, call->ackr_win_top,
call->ackr_window[0]);
@ -997,12 +1050,6 @@ void rxrpc_process_call(struct work_struct *work)
ack.serial = 0;
ack.reason = 0;
ackinfo.rxMTU = htonl(5692);
// ackinfo.rxMTU = htonl(call->conn->trans->peer->maxdata);
ackinfo.maxMTU = htonl(call->conn->trans->peer->maxdata);
ackinfo.rwind = htonl(32);
ackinfo.jumbo_max = htonl(4);
spin_lock_bh(&call->lock);
ack.reason = call->ackr_reason;
ack.serial = call->ackr_serial;
@ -1116,6 +1163,15 @@ send_ACK_with_skew:
ack.maxSkew = htons(atomic_read(&call->conn->hi_serial) -
ntohl(ack.serial));
send_ACK:
mtu = call->conn->trans->peer->if_mtu;
mtu -= call->conn->trans->peer->hdrsize;
ackinfo.maxMTU = htonl(mtu);
ackinfo.rwind = htonl(32);
/* permit the peer to send us jumbo packets if it wants to */
ackinfo.rxMTU = htonl(5692);
ackinfo.jumbo_max = htonl(4);
hdr.serial = htonl(atomic_inc_return(&call->conn->serial));
_proto("Tx ACK %%%u { m=%hu f=#%u p=#%u s=%%%u r=%s n=%u }",
ntohl(hdr.serial),

2
net/rxrpc/ar-error.c
View File

@ -100,8 +100,10 @@ void rxrpc_UDP_error_report(struct sock *sk)
}
if (mtu < peer->mtu) {
spin_lock_bh(&peer->lock);
peer->mtu = mtu;
peer->maxdata = peer->mtu - peer->hdrsize;
spin_unlock_bh(&peer->lock);
_net("Net MTU %u (maxdata %u)",
peer->mtu, peer->maxdata);
}

2
net/rxrpc/ar-output.c
View File

@ -582,7 +582,7 @@ static int rxrpc_send_data(struct kiocb *iocb,
max &= ~(call->conn->size_align - 1UL);
chunk = max;
if (chunk > len)
if (chunk > len && !more)
chunk = len;
space = chunk + call->conn->size_align;

45
net/rxrpc/ar-peer.c
View File

@ -19,6 +19,7 @@
#include <net/sock.h>
#include <net/af_rxrpc.h>
#include <net/ip.h>
#include <net/route.h>
#include "ar-internal.h"
static LIST_HEAD(rxrpc_peers);
@ -27,6 +28,47 @@ static DECLARE_WAIT_QUEUE_HEAD(rxrpc_peer_wq);
static void rxrpc_destroy_peer(struct work_struct *work);
/*
* assess the MTU size for the network interface through which this peer is
* reached
*/
static void rxrpc_assess_MTU_size(struct rxrpc_peer *peer)
{
struct rtable *rt;
struct flowi fl;
int ret;
peer->if_mtu = 1500;
memset(&fl, 0, sizeof(fl));
switch (peer->srx.transport.family) {
case AF_INET:
fl.oif = 0;
fl.proto = IPPROTO_UDP,
fl.nl_u.ip4_u.saddr = 0;
fl.nl_u.ip4_u.daddr = peer->srx.transport.sin.sin_addr.s_addr;
fl.nl_u.ip4_u.tos = 0;
/* assume AFS.CM talking to AFS.FS */
fl.uli_u.ports.sport = htons(7001);
fl.uli_u.ports.dport = htons(7000);
break;
default:
BUG();
}
ret = ip_route_output_key(&rt, &fl);
if (ret < 0) {
kleave(" [route err %d]", ret);
return;
}
peer->if_mtu = dst_mtu(&rt->u.dst);
dst_release(&rt->u.dst);
kleave(" [if_mtu %u]", peer->if_mtu);
}
/*
* allocate a new peer
*/
@ -47,7 +89,8 @@ static struct rxrpc_peer *rxrpc_alloc_peer(struct sockaddr_rxrpc *srx,
peer->debug_id = atomic_inc_return(&rxrpc_debug_id);
memcpy(&peer->srx, srx, sizeof(*srx));
peer->mtu = peer->if_mtu = 65535;
rxrpc_assess_MTU_size(peer);
peer->mtu = peer->if_mtu;
if (srx->transport.family == AF_INET) {
peer->hdrsize = sizeof(struct iphdr);

7
net/sched/sch_api.c
View File

@ -894,9 +894,10 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb)
s_idx = cb->args[0];
s_q_idx = q_idx = cb->args[1];
read_lock(&dev_base_lock);
for (dev=dev_base, idx=0; dev; dev = dev->next, idx++) {
idx = 0;
for_each_netdev(dev) {
if (idx < s_idx)
continue;
goto cont;
if (idx > s_idx)
s_q_idx = 0;
q_idx = 0;
@ -910,6 +911,8 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb)
goto done;
q_idx++;
}
cont:
idx++;
}
done:

29
net/sctp/associola.c
View File

@ -1103,6 +1103,13 @@ void sctp_assoc_update(struct sctp_association *asoc,
asoc->ssnmap = new->ssnmap;
new->ssnmap = NULL;
}
if (!asoc->assoc_id) {
/* get a new association id since we don't have one
* yet.
*/
sctp_assoc_set_id(asoc, GFP_ATOMIC);
}
}
}
@ -1375,3 +1382,25 @@ out:
sctp_read_unlock(&asoc->base.addr_lock);
return found;
}
/* Set an association id for a given association */
int sctp_assoc_set_id(struct sctp_association *asoc, gfp_t gfp)
{
int assoc_id;
int error = 0;
retry:
if (unlikely(!idr_pre_get(&sctp_assocs_id, gfp)))
return -ENOMEM;
spin_lock_bh(&sctp_assocs_id_lock);
error = idr_get_new_above(&sctp_assocs_id, (void *)asoc,
1, &assoc_id);
spin_unlock_bh(&sctp_assocs_id_lock);
if (error == -EAGAIN)
goto retry;
else if (error)
return error;
asoc->assoc_id = (sctp_assoc_t) assoc_id;
return error;
}

51
net/sctp/ipv6.c
View File

@ -992,21 +992,10 @@ static struct sctp_pf sctp_pf_inet6_specific = {
.af = &sctp_ipv6_specific,
};
/* Initialize IPv6 support and register with inet6 stack. */
/* Initialize IPv6 support and register with socket layer. */
int sctp_v6_init(void)
{
int rc = proto_register(&sctpv6_prot, 1);
if (rc)
goto out;
/* Register inet6 protocol. */
rc = -EAGAIN;
if (inet6_add_protocol(&sctpv6_protocol, IPPROTO_SCTP) < 0)
goto out_unregister_sctp_proto;
/* Add SCTPv6(UDP and TCP style) to inetsw6 linked list. */
inet6_register_protosw(&sctpv6_seqpacket_protosw);
inet6_register_protosw(&sctpv6_stream_protosw);
int rc;
/* Register the SCTP specific PF_INET6 functions. */
sctp_register_pf(&sctp_pf_inet6_specific, PF_INET6);
@ -1014,23 +1003,41 @@ int sctp_v6_init(void)
/* Register the SCTP specific AF_INET6 functions. */
sctp_register_af(&sctp_ipv6_specific);
rc = proto_register(&sctpv6_prot, 1);
if (rc)
return rc;
/* Add SCTPv6(UDP and TCP style) to inetsw6 linked list. */
inet6_register_protosw(&sctpv6_seqpacket_protosw);
inet6_register_protosw(&sctpv6_stream_protosw);
return 0;
}
/* Register with inet6 layer. */
int sctp_v6_add_protocol(void)
{
/* Register notifier for inet6 address additions/deletions. */
register_inet6addr_notifier(&sctp_inet6addr_notifier);
rc = 0;
out:
return rc;
out_unregister_sctp_proto:
proto_unregister(&sctpv6_prot);
goto out;
if (inet6_add_protocol(&sctpv6_protocol, IPPROTO_SCTP) < 0)
return -EAGAIN;
return 0;
}
/* IPv6 specific exit support. */
void sctp_v6_exit(void)
{
list_del(&sctp_ipv6_specific.list);
inet6_del_protocol(&sctpv6_protocol, IPPROTO_SCTP);
inet6_unregister_protosw(&sctpv6_seqpacket_protosw);
inet6_unregister_protosw(&sctpv6_stream_protosw);
unregister_inet6addr_notifier(&sctp_inet6addr_notifier);
proto_unregister(&sctpv6_prot);
list_del(&sctp_ipv6_specific.list);
}
/* Unregister with inet6 layer. */
void sctp_v6_del_protocol(void)
{
inet6_del_protocol(&sctpv6_protocol, IPPROTO_SCTP);
unregister_inet6addr_notifier(&sctp_inet6addr_notifier);
}

81
net/sctp/protocol.c
View File

@ -170,7 +170,7 @@ static void sctp_get_local_addr_list(void)
struct sctp_af *af;
read_lock(&dev_base_lock);
for (dev = dev_base; dev; dev = dev->next) {
for_each_netdev(dev) {
__list_for_each(pos, &sctp_address_families) {
af = list_entry(pos, struct sctp_af, list);
af->copy_addrlist(&sctp_local_addr_list, dev);
@ -975,28 +975,14 @@ SCTP_STATIC __init int sctp_init(void)
if (!sctp_sanity_check())
goto out;
status = proto_register(&sctp_prot, 1);
if (status)
goto out;
/* Add SCTP to inet_protos hash table. */
status = -EAGAIN;
if (inet_add_protocol(&sctp_protocol, IPPROTO_SCTP) < 0)
goto err_add_protocol;
/* Add SCTP(TCP and UDP style) to inetsw linked list. */
inet_register_protosw(&sctp_seqpacket_protosw);
inet_register_protosw(&sctp_stream_protosw);
/* Allocate a cache pools. */
/* Allocate bind_bucket and chunk caches. */
status = -ENOBUFS;
sctp_bucket_cachep = kmem_cache_create("sctp_bind_bucket",
sizeof(struct sctp_bind_bucket),
0, SLAB_HWCACHE_ALIGN,
NULL, NULL);
if (!sctp_bucket_cachep)
goto err_bucket_cachep;
goto out;
sctp_chunk_cachep = kmem_cache_create("sctp_chunk",
sizeof(struct sctp_chunk),
@ -1153,6 +1139,14 @@ SCTP_STATIC __init int sctp_init(void)
INIT_LIST_HEAD(&sctp_address_families);
sctp_register_af(&sctp_ipv4_specific);
status = proto_register(&sctp_prot, 1);
if (status)
goto err_proto_register;
/* Register SCTP(UDP and TCP style) with socket layer. */
inet_register_protosw(&sctp_seqpacket_protosw);
inet_register_protosw(&sctp_stream_protosw);
status = sctp_v6_init();
if (status)
goto err_v6_init;
@ -1166,19 +1160,39 @@ SCTP_STATIC __init int sctp_init(void)
/* Initialize the local address list. */
INIT_LIST_HEAD(&sctp_local_addr_list);
sctp_get_local_addr_list();
/* Register notifier for inet address additions/deletions. */
register_inetaddr_notifier(&sctp_inetaddr_notifier);
/* Register SCTP with inet layer. */
if (inet_add_protocol(&sctp_protocol, IPPROTO_SCTP) < 0) {
status = -EAGAIN;
goto err_add_protocol;
}
/* Register SCTP with inet6 layer. */
status = sctp_v6_add_protocol();
if (status)
goto err_v6_add_protocol;
__unsafe(THIS_MODULE);
status = 0;
out:
return status;
err_v6_add_protocol:
inet_del_protocol(&sctp_protocol, IPPROTO_SCTP);
unregister_inetaddr_notifier(&sctp_inetaddr_notifier);
err_add_protocol:
sctp_free_local_addr_list();
sock_release(sctp_ctl_socket);
err_ctl_sock_init:
sctp_v6_exit();
err_v6_init:
inet_unregister_protosw(&sctp_stream_protosw);
inet_unregister_protosw(&sctp_seqpacket_protosw);
proto_unregister(&sctp_prot);
err_proto_register:
sctp_sysctl_unregister();
list_del(&sctp_ipv4_specific.list);
free_pages((unsigned long)sctp_port_hashtable,
@ -1192,19 +1206,13 @@ err_ehash_alloc:
sizeof(struct sctp_hashbucket)));
err_ahash_alloc:
sctp_dbg_objcnt_exit();
err_init_proc:
sctp_proc_exit();
err_init_proc:
cleanup_sctp_mibs();
err_init_mibs:
kmem_cache_destroy(sctp_chunk_cachep);
err_chunk_cachep:
kmem_cache_destroy(sctp_bucket_cachep);
err_bucket_cachep:
inet_del_protocol(&sctp_protocol, IPPROTO_SCTP);
inet_unregister_protosw(&sctp_seqpacket_protosw);
inet_unregister_protosw(&sctp_stream_protosw);
err_add_protocol:
proto_unregister(&sctp_prot);
goto out;
}
@ -1215,8 +1223,9 @@ SCTP_STATIC __exit void sctp_exit(void)
* up all the remaining associations and all that memory.
*/
/* Unregister notifier for inet address additions/deletions. */
unregister_inetaddr_notifier(&sctp_inetaddr_notifier);
/* Unregister with inet6/inet layers. */
sctp_v6_del_protocol();
inet_del_protocol(&sctp_protocol, IPPROTO_SCTP);
/* Free the local address list. */
sctp_free_local_addr_list();
@ -1224,7 +1233,16 @@ SCTP_STATIC __exit void sctp_exit(void)
/* Free the control endpoint. */
sock_release(sctp_ctl_socket);
/* Cleanup v6 initializations. */
sctp_v6_exit();
/* Unregister with socket layer. */
inet_unregister_protosw(&sctp_stream_protosw);
inet_unregister_protosw(&sctp_seqpacket_protosw);
/* Unregister notifier for inet address additions/deletions. */
unregister_inetaddr_notifier(&sctp_inetaddr_notifier);
sctp_sysctl_unregister();
list_del(&sctp_ipv4_specific.list);
@ -1236,16 +1254,13 @@ SCTP_STATIC __exit void sctp_exit(void)
get_order(sctp_port_hashsize *
sizeof(struct sctp_bind_hashbucket)));
kmem_cache_destroy(sctp_chunk_cachep);
kmem_cache_destroy(sctp_bucket_cachep);
sctp_dbg_objcnt_exit();
sctp_proc_exit();
cleanup_sctp_mibs();
inet_del_protocol(&sctp_protocol, IPPROTO_SCTP);
inet_unregister_protosw(&sctp_seqpacket_protosw);
inet_unregister_protosw(&sctp_stream_protosw);
kmem_cache_destroy(sctp_chunk_cachep);
kmem_cache_destroy(sctp_bucket_cachep);
proto_unregister(&sctp_prot);
}

15
net/sctp/sm_make_chunk.c
View File

@ -1939,7 +1939,6 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
* association.
*/
if (!asoc->temp) {
int assoc_id;
int error;
asoc->ssnmap = sctp_ssnmap_new(asoc->c.sinit_max_instreams,
@ -1947,19 +1946,9 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
if (!asoc->ssnmap)
goto clean_up;
retry:
if (unlikely(!idr_pre_get(&sctp_assocs_id, gfp)))
error = sctp_assoc_set_id(asoc, gfp);
if (error)
goto clean_up;
spin_lock_bh(&sctp_assocs_id_lock);
error = idr_get_new_above(&sctp_assocs_id, (void *)asoc, 1,
&assoc_id);
spin_unlock_bh(&sctp_assocs_id_lock);
if (error == -EAGAIN)
goto retry;
else if (error)
goto clean_up;
asoc->assoc_id = (sctp_assoc_t) assoc_id;
}
/* ADDIP Section 4.1 ASCONF Chunk Procedures

35
net/sctp/sm_sideeffect.c
View File

@ -862,6 +862,33 @@ static void sctp_cmd_set_sk_err(struct sctp_association *asoc, int error)
sk->sk_err = error;
}
/* Helper function to generate an association change event */
static void sctp_cmd_assoc_change(sctp_cmd_seq_t *commands,
struct sctp_association *asoc,
u8 state)
{
struct sctp_ulpevent *ev;
ev = sctp_ulpevent_make_assoc_change(asoc, 0, state, 0,
asoc->c.sinit_num_ostreams,
asoc->c.sinit_max_instreams,
NULL, GFP_ATOMIC);
if (ev)
sctp_ulpq_tail_event(&asoc->ulpq, ev);
}
/* Helper function to generate an adaptation indication event */
static void sctp_cmd_adaptation_ind(sctp_cmd_seq_t *commands,
struct sctp_association *asoc)
{
struct sctp_ulpevent *ev;
ev = sctp_ulpevent_make_adaptation_indication(asoc, GFP_ATOMIC);
if (ev)
sctp_ulpq_tail_event(&asoc->ulpq, ev);
}
/* These three macros allow us to pull the debugging code out of the
* main flow of sctp_do_sm() to keep attention focused on the real
* functionality there.
@ -1485,6 +1512,14 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
case SCTP_CMD_SET_SK_ERR:
sctp_cmd_set_sk_err(asoc, cmd->obj.error);
break;
case SCTP_CMD_ASSOC_CHANGE:
sctp_cmd_assoc_change(commands, asoc,
cmd->obj.u8);
break;
case SCTP_CMD_ADAPTATION_IND:
sctp_cmd_adaptation_ind(commands, asoc);
break;
default:
printk(KERN_WARNING "Impossible command: %u, %p\n",
cmd->verb, cmd->obj.ptr);

29
net/sctp/sm_statefuns.c
View File

@ -1656,7 +1656,6 @@ static sctp_disposition_t sctp_sf_do_dupcook_b(const struct sctp_endpoint *ep,
struct sctp_association *new_asoc)
{
sctp_init_chunk_t *peer_init;
struct sctp_ulpevent *ev;
struct sctp_chunk *repl;
/* new_asoc is a brand-new association, so these are not yet
@ -1687,34 +1686,28 @@ static sctp_disposition_t sctp_sf_do_dupcook_b(const struct sctp_endpoint *ep,
* D) IMPLEMENTATION NOTE: An implementation may choose to
* send the Communication Up notification to the SCTP user
* upon reception of a valid COOKIE ECHO chunk.
*
* Sadly, this needs to be implemented as a side-effect, because
* we are not guaranteed to have set the association id of the real
* association and so these notifications need to be delayed until
* the association id is allocated.
*/
ev = sctp_ulpevent_make_assoc_change(asoc, 0, SCTP_COMM_UP, 0,
new_asoc->c.sinit_num_ostreams,
new_asoc->c.sinit_max_instreams,
NULL, GFP_ATOMIC);
if (!ev)
goto nomem_ev;
sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_CHANGE, SCTP_U8(SCTP_COMM_UP));
/* Sockets API Draft Section 5.3.1.6
* When a peer sends a Adaptation Layer Indication parameter , SCTP
* delivers this notification to inform the application that of the
* peers requested adaptation layer.
*
* This also needs to be done as a side effect for the same reason as
* above.
*/
if (asoc->peer.adaptation_ind) {
ev = sctp_ulpevent_make_adaptation_indication(asoc, GFP_ATOMIC);
if (!ev)
goto nomem_ev;
sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP,
SCTP_ULPEVENT(ev));
}
if (asoc->peer.adaptation_ind)
sctp_add_cmd_sf(commands, SCTP_CMD_ADAPTATION_IND, SCTP_NULL());
return SCTP_DISPOSITION_CONSUME;
nomem_ev:
sctp_chunk_free(repl);
nomem:
return SCTP_DISPOSITION_NOMEM;
}

40
net/sctp/socket.c
View File

@ -972,6 +972,7 @@ static int __sctp_connect(struct sock* sk,
int walk_size = 0;
union sctp_addr *sa_addr;
void *addr_buf;
unsigned short port;
sp = sctp_sk(sk);
ep = sp->ep;
@ -992,6 +993,7 @@ static int __sctp_connect(struct sock* sk,
while (walk_size < addrs_size) {
sa_addr = (union sctp_addr *)addr_buf;
af = sctp_get_af_specific(sa_addr->sa.sa_family);
port = ntohs(sa_addr->v4.sin_port);
/* If the address family is not supported or if this address
* causes the address buffer to overflow return EINVAL.
@ -1005,6 +1007,12 @@ static int __sctp_connect(struct sock* sk,
if (err)
goto out_free;
/* Make sure the destination port is correctly set
* in all addresses.
*/
if (asoc && asoc->peer.port && asoc->peer.port != port)
goto out_free;
memcpy(&to, sa_addr, af->sockaddr_len);
/* Check if there already is a matching association on the
@ -5012,7 +5020,8 @@ pp_found:
struct hlist_node *node;
SCTP_DEBUG_PRINTK("sctp_get_port() found a possible match\n");
if (pp->fastreuse && sk->sk_reuse)
if (pp->fastreuse && sk->sk_reuse &&
sk->sk_state != SCTP_SS_LISTENING)
goto success;
/* Run through the list of sockets bound to the port
@ -5029,7 +5038,8 @@ pp_found:
struct sctp_endpoint *ep2;
ep2 = sctp_sk(sk2)->ep;
if (reuse && sk2->sk_reuse)
if (reuse && sk2->sk_reuse &&
sk2->sk_state != SCTP_SS_LISTENING)
continue;
if (sctp_bind_addr_match(&ep2->base.bind_addr, addr,
@ -5050,9 +5060,13 @@ pp_not_found:
* if sk->sk_reuse is too (that is, if the caller requested
* SO_REUSEADDR on this socket -sk-).
*/
if (hlist_empty(&pp->owner))
pp->fastreuse = sk->sk_reuse ? 1 : 0;
else if (pp->fastreuse && !sk->sk_reuse)
if (hlist_empty(&pp->owner)) {
if (sk->sk_reuse && sk->sk_state != SCTP_SS_LISTENING)
pp->fastreuse = 1;
else
pp->fastreuse = 0;
} else if (pp->fastreuse &&
(!sk->sk_reuse || sk->sk_state == SCTP_SS_LISTENING))
pp->fastreuse = 0;
/* We are set, so fill up all the data in the hash table
@ -5060,8 +5074,8 @@ pp_not_found:
* sockets FIXME: Blurry, NPI (ipg).
*/
success:
inet_sk(sk)->num = snum;
if (!sctp_sk(sk)->bind_hash) {
inet_sk(sk)->num = snum;
sk_add_bind_node(sk, &pp->owner);
sctp_sk(sk)->bind_hash = pp;
}
@ -5134,12 +5148,16 @@ SCTP_STATIC int sctp_seqpacket_listen(struct sock *sk, int backlog)
* This is not currently spelled out in the SCTP sockets
* extensions draft, but follows the practice as seen in TCP
* sockets.
*
* Additionally, turn off fastreuse flag since we are not listening
*/
sk->sk_state = SCTP_SS_LISTENING;
if (!ep->base.bind_addr.port) {
if (sctp_autobind(sk))
return -EAGAIN;
}
sk->sk_state = SCTP_SS_LISTENING;
} else
sctp_sk(sk)->bind_hash->fastreuse = 0;
sctp_hash_endpoint(ep);
return 0;
}
@ -5177,11 +5195,13 @@ SCTP_STATIC int sctp_stream_listen(struct sock *sk, int backlog)
* extensions draft, but follows the practice as seen in TCP
* sockets.
*/
sk->sk_state = SCTP_SS_LISTENING;
if (!ep->base.bind_addr.port) {
if (sctp_autobind(sk))
return -EAGAIN;
}
sk->sk_state = SCTP_SS_LISTENING;
} else
sctp_sk(sk)->bind_hash->fastreuse = 0;
sk->sk_max_ack_backlog = backlog;
sctp_hash_endpoint(ep);
return 0;

12
net/tipc/eth_media.c
View File

@ -120,16 +120,18 @@ static int recv_msg(struct sk_buff *buf, struct net_device *dev,
static int enable_bearer(struct tipc_bearer *tb_ptr)
{
struct net_device *dev = dev_base;
struct net_device *dev, *pdev;
struct eth_bearer *eb_ptr = &eth_bearers[0];
struct eth_bearer *stop = &eth_bearers[MAX_ETH_BEARERS];
char *driver_name = strchr((const char *)tb_ptr->name, ':') + 1;
/* Find device with specified name */
while (dev && dev->name && strncmp(dev->name, driver_name, IFNAMSIZ)) {
dev = dev->next;
}
dev = NULL;
for_each_netdev(pdev)
if (!strncmp(dev->name, driver_name, IFNAMSIZ)) {
dev = pdev;
break;
}
if (!dev)
return -ENODEV;

2
net/xfrm/xfrm_policy.c
View File

@ -579,7 +579,7 @@ static inline int xfrm_byidx_should_resize(int total)
return 0;
}
void xfrm_spd_getinfo(struct xfrm_spdinfo *si)
void xfrm_spd_getinfo(struct xfrmk_spdinfo *si)
{
read_lock_bh(&xfrm_policy_lock);
si->incnt = xfrm_policy_count[XFRM_POLICY_IN];

2
net/xfrm/xfrm_state.c
View File

@ -421,7 +421,7 @@ restart:
}
EXPORT_SYMBOL(xfrm_state_flush);
void xfrm_sad_getinfo(struct xfrm_sadinfo *si)
void xfrm_sad_getinfo(struct xfrmk_sadinfo *si)
{
spin_lock_bh(&xfrm_state_lock);
si->sadcnt = xfrm_state_num;

71
net/xfrm/xfrm_user.c
View File

@ -674,7 +674,9 @@ static struct sk_buff *xfrm_state_netlink(struct sk_buff *in_skb,
static int build_spdinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
{
struct xfrm_spdinfo si;
struct xfrmk_spdinfo si;
struct xfrmu_spdinfo spc;
struct xfrmu_spdhinfo sph;
struct nlmsghdr *nlh;
u32 *f;
@ -685,23 +687,17 @@ static int build_spdinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
f = nlmsg_data(nlh);
*f = flags;
xfrm_spd_getinfo(&si);
spc.incnt = si.incnt;
spc.outcnt = si.outcnt;
spc.fwdcnt = si.fwdcnt;
spc.inscnt = si.inscnt;
spc.outscnt = si.outscnt;
spc.fwdscnt = si.fwdscnt;
sph.spdhcnt = si.spdhcnt;
sph.spdhmcnt = si.spdhmcnt;
if (flags & XFRM_SPD_HMASK)
NLA_PUT_U32(skb, XFRMA_SPDHMASK, si.spdhcnt);
if (flags & XFRM_SPD_HMAX)
NLA_PUT_U32(skb, XFRMA_SPDHMAX, si.spdhmcnt);
if (flags & XFRM_SPD_ICNT)
NLA_PUT_U32(skb, XFRMA_SPDICNT, si.incnt);
if (flags & XFRM_SPD_OCNT)
NLA_PUT_U32(skb, XFRMA_SPDOCNT, si.outcnt);
if (flags & XFRM_SPD_FCNT)
NLA_PUT_U32(skb, XFRMA_SPDFCNT, si.fwdcnt);
if (flags & XFRM_SPD_ISCNT)
NLA_PUT_U32(skb, XFRMA_SPDISCNT, si.inscnt);
if (flags & XFRM_SPD_OSCNT)
NLA_PUT_U32(skb, XFRMA_SPDOSCNT, si.inscnt);
if (flags & XFRM_SPD_FSCNT)
NLA_PUT_U32(skb, XFRMA_SPDFSCNT, si.inscnt);
NLA_PUT(skb, XFRMA_SPD_INFO, sizeof(spc), &spc);
NLA_PUT(skb, XFRMA_SPD_HINFO, sizeof(sph), &sph);
return nlmsg_end(skb, nlh);
@ -719,23 +715,8 @@ static int xfrm_get_spdinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
u32 seq = nlh->nlmsg_seq;
int len = NLMSG_LENGTH(sizeof(u32));
if (*flags & XFRM_SPD_HMASK)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_HMAX)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_ICNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_OCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_FCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_ISCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_OSCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_FSCNT)
len += RTA_SPACE(sizeof(u32));
len += RTA_SPACE(sizeof(struct xfrmu_spdinfo));
len += RTA_SPACE(sizeof(struct xfrmu_spdhinfo));
r_skb = alloc_skb(len, GFP_ATOMIC);
if (r_skb == NULL)
@ -749,7 +730,8 @@ static int xfrm_get_spdinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
static int build_sadinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
{
struct xfrm_sadinfo si;
struct xfrmk_sadinfo si;
struct xfrmu_sadhinfo sh;
struct nlmsghdr *nlh;
u32 *f;
@ -761,12 +743,11 @@ static int build_sadinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
*f = flags;
xfrm_sad_getinfo(&si);
if (flags & XFRM_SAD_HMASK)
NLA_PUT_U32(skb, XFRMA_SADHMASK, si.sadhcnt);
if (flags & XFRM_SAD_HMAX)
NLA_PUT_U32(skb, XFRMA_SADHMAX, si.sadhmcnt);
if (flags & XFRM_SAD_CNT)
NLA_PUT_U32(skb, XFRMA_SADCNT, si.sadcnt);
sh.sadhmcnt = si.sadhmcnt;
sh.sadhcnt = si.sadhcnt;
NLA_PUT_U32(skb, XFRMA_SAD_CNT, si.sadcnt);
NLA_PUT(skb, XFRMA_SAD_HINFO, sizeof(sh), &sh);
return nlmsg_end(skb, nlh);
@ -784,12 +765,8 @@ static int xfrm_get_sadinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
u32 seq = nlh->nlmsg_seq;
int len = NLMSG_LENGTH(sizeof(u32));
if (*flags & XFRM_SAD_HMASK)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SAD_HMAX)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SAD_CNT)
len += RTA_SPACE(sizeof(u32));
len += RTA_SPACE(sizeof(struct xfrmu_sadhinfo));
len += RTA_SPACE(sizeof(u32));
r_skb = alloc_skb(len, GFP_ATOMIC);