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IPv6: use ipv6_addr_set_v4mapped() 

Might as well use the ipv6_addr_set_v4mapped() inline we created last
year.

Signed-off-by: Brian Haley <brian.haley@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Brian Haley 2009-10-07 13:58:25 -07:00 committed by David S. Miller
parent 86c36ce45d
commit b301e82cf8
5 changed files with 21 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
net/dccp/ipv6.c
View File

@ -510,11 +510,9 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
memcpy(newnp, np, sizeof(struct ipv6_pinfo));
ipv6_addr_set(&newnp->daddr, 0, 0, htonl(0x0000FFFF),
newinet->daddr);
ipv6_addr_set_v4mapped(newinet->daddr, &newnp->daddr);
ipv6_addr_set(&newnp->saddr, 0, 0, htonl(0x0000FFFF),
newinet->saddr);
ipv6_addr_set_v4mapped(newinet->saddr, &newnp->saddr);
ipv6_addr_copy(&newnp->rcv_saddr, &newnp->saddr);
@ -971,10 +969,8 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
sk->sk_backlog_rcv = dccp_v6_do_rcv;
goto failure;
} else {
ipv6_addr_set(&np->saddr, 0, 0, htonl(0x0000FFFF),
inet->saddr);
ipv6_addr_set(&np->rcv_saddr, 0, 0, htonl(0x0000FFFF),
inet->rcv_saddr);
ipv6_addr_set_v4mapped(inet->saddr, &np->saddr);
ipv6_addr_set_v4mapped(inet->rcv_saddr, &np->rcv_saddr);
}
return err;

24
net/ipv6/datagram.c
View File

@ -98,17 +98,14 @@ ipv4_connected:
if (err)
goto out;
ipv6_addr_set(&np->daddr, 0, 0, htonl(0x0000ffff), inet->daddr);
ipv6_addr_set_v4mapped(inet->daddr, &np->daddr);
if (ipv6_addr_any(&np->saddr)) {
ipv6_addr_set(&np->saddr, 0, 0, htonl(0x0000ffff),
inet->saddr);
}
if (ipv6_addr_any(&np->saddr))
ipv6_addr_set_v4mapped(inet->saddr, &np->saddr);
if (ipv6_addr_any(&np->rcv_saddr))
ipv6_addr_set_v4mapped(inet->rcv_saddr, &np->rcv_saddr);
if (ipv6_addr_any(&np->rcv_saddr)) {
ipv6_addr_set(&np->rcv_saddr, 0, 0, htonl(0x0000ffff),
inet->rcv_saddr);
}
goto out;
}
@ -330,9 +327,8 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
if (ipv6_addr_type(&sin->sin6_addr) & IPV6_ADDR_LINKLOCAL)
sin->sin6_scope_id = IP6CB(skb)->iif;
} else {
ipv6_addr_set(&sin->sin6_addr, 0, 0,
htonl(0xffff),
*(__be32 *)(nh + serr->addr_offset));
ipv6_addr_set_v4mapped(*(__be32 *)(nh + serr->addr_offset),
&sin->sin6_addr);
}
}
@ -352,8 +348,8 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
} else {
struct inet_sock *inet = inet_sk(sk);
ipv6_addr_set(&sin->sin6_addr, 0, 0,
htonl(0xffff), ip_hdr(skb)->saddr);
ipv6_addr_set_v4mapped(ip_hdr(skb)->saddr,
&sin->sin6_addr);
if (inet->cmsg_flags)
ip_cmsg_recv(msg, skb);
}

12
net/ipv6/tcp_ipv6.c
View File

@ -226,10 +226,8 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
#endif
goto failure;
} else {
ipv6_addr_set(&np->saddr, 0, 0, htonl(0x0000FFFF),
inet->saddr);
ipv6_addr_set(&np->rcv_saddr, 0, 0, htonl(0x0000FFFF),
inet->rcv_saddr);
ipv6_addr_set_v4mapped(inet->saddr, &np->saddr);
ipv6_addr_set_v4mapped(inet->rcv_saddr, &np->rcv_saddr);
}
return err;
@ -1293,11 +1291,9 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
memcpy(newnp, np, sizeof(struct ipv6_pinfo));
ipv6_addr_set(&newnp->daddr, 0, 0, htonl(0x0000FFFF),
newinet->daddr);
ipv6_addr_set_v4mapped(newinet->daddr, &newnp->daddr);
ipv6_addr_set(&newnp->saddr, 0, 0, htonl(0x0000FFFF),
newinet->saddr);
ipv6_addr_set_v4mapped(newinet->saddr, &newnp->saddr);
ipv6_addr_copy(&newnp->rcv_saddr, &newnp->saddr);

4
net/ipv6/udp.c
View File

@ -265,8 +265,8 @@ try_again:
sin6->sin6_scope_id = 0;
if (is_udp4)
ipv6_addr_set(&sin6->sin6_addr, 0, 0,
htonl(0xffff), ip_hdr(skb)->saddr);
ipv6_addr_set_v4mapped(ip_hdr(skb)->saddr,
&sin6->sin6_addr);
else {
ipv6_addr_copy(&sin6->sin6_addr,
&ipv6_hdr(skb)->saddr);

3
net/sunrpc/svcauth_unix.c
View File

@ -686,8 +686,7 @@ svcauth_unix_set_client(struct svc_rqst *rqstp)
case AF_INET:
sin = svc_addr_in(rqstp);
sin6 = &sin6_storage;
ipv6_addr_set(&sin6->sin6_addr, 0, 0,
htonl(0x0000FFFF), sin->sin_addr.s_addr);
ipv6_addr_set_v4mapped(sin->sin_addr.s_addr, &sin6->sin6_addr);
break;
case AF_INET6:
sin6 = svc_addr_in6(rqstp);