From 303065a8545bf7524550bd9564afb48e8a685a2d Mon Sep 17 00:00:00 2001 From: YOSHIFUJI Hideaki Date: Wed, 14 Nov 2007 15:56:15 +0900 Subject: [PATCH] [IPV6] ADDRCONF: Allow address selection policy with ifindex. This patch allows ifindex to be a key for address selection policy table. Signed-off-by: YOSHIFUJI Hideaki Signed-off-by: David S. Miller --- net/ipv6/addrconf.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 733374b68d2d..e1e591bfbdca 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -875,7 +875,8 @@ static inline int ipv6_saddr_preferred(int type) } /* static matching label */ -static inline int ipv6_addr_label(const struct in6_addr *addr, int type) +static inline int ipv6_addr_label(const struct in6_addr *addr, int type, + int ifindex) { /* * prefix (longest match) label @@ -910,7 +911,8 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev, struct inet6_ifaddr *ifa_result = NULL; int daddr_type = __ipv6_addr_type(daddr); int daddr_scope = __ipv6_addr_src_scope(daddr_type); - u32 daddr_label = ipv6_addr_label(daddr, daddr_type); + int daddr_ifindex = daddr_dev ? daddr_dev->ifindex : 0; + u32 daddr_label = ipv6_addr_label(daddr, daddr_type, daddr_ifindex); struct net_device *dev; memset(&hiscore, 0, sizeof(hiscore)); @@ -1084,12 +1086,14 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev, /* Rule 6: Prefer matching label */ if (hiscore.rule < 6) { if (ipv6_addr_label(&ifa_result->addr, - hiscore.addr_type) == daddr_label) + hiscore.addr_type, + ifa_result->idev->dev->ifindex) == daddr_label) hiscore.attrs |= IPV6_SADDR_SCORE_LABEL; hiscore.rule++; } if (ipv6_addr_label(&ifa->addr, - score.addr_type) == daddr_label) { + score.addr_type, + ifa->idev->dev->ifindex) == daddr_label) { score.attrs |= IPV6_SADDR_SCORE_LABEL; if (!(hiscore.attrs & IPV6_SADDR_SCORE_LABEL)) { score.rule = 6;