From f2776ff047229c3e7cee2454e2704dd6f98fa32f Mon Sep 17 00:00:00 2001 From: YOSHIFUJI Hideaki Date: Tue, 21 Nov 2006 17:41:56 -0800 Subject: [PATCH] [IPV6]: Fix address/interface handling in UDP and DCCP, according to the scoping architecture. TCP and RAW do not have this issue. Closes Bug #7432. Signed-off-by: YOSHIFUJI Hideaki Signed-off-by: David S. Miller --- net/dccp/ipv6.c | 2 +- net/ipv6/udp.c | 7 +++---- 2 files changed, 4 insertions(+), 5 deletions(-) diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index eb0ff7ab05ed..fc4242c0767c 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -277,7 +277,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, __u64 seq; sk = inet6_lookup(&dccp_hashinfo, &hdr->daddr, dh->dccph_dport, - &hdr->saddr, dh->dccph_sport, skb->dev->ifindex); + &hdr->saddr, dh->dccph_sport, inet6_iif(skb)); if (sk == NULL) { ICMP6_INC_STATS_BH(__in6_dev_get(skb->dev), ICMP6_MIB_INERRORS); diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index e0c3934a7e4b..c83f23e51c46 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -242,14 +242,13 @@ static void udpv6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, { struct ipv6_pinfo *np; struct ipv6hdr *hdr = (struct ipv6hdr*)skb->data; - struct net_device *dev = skb->dev; struct in6_addr *saddr = &hdr->saddr; struct in6_addr *daddr = &hdr->daddr; struct udphdr *uh = (struct udphdr*)(skb->data+offset); struct sock *sk; int err; - sk = udp_v6_lookup(daddr, uh->dest, saddr, uh->source, dev->ifindex); + sk = udp_v6_lookup(daddr, uh->dest, saddr, uh->source, inet6_iif(skb)); if (sk == NULL) return; @@ -348,7 +347,7 @@ static void udpv6_mcast_deliver(struct udphdr *uh, read_lock(&udp_hash_lock); sk = sk_head(&udp_hash[ntohs(uh->dest) & (UDP_HTABLE_SIZE - 1)]); - dif = skb->dev->ifindex; + dif = inet6_iif(skb); sk = udp_v6_mcast_next(sk, uh->dest, daddr, uh->source, saddr, dif); if (!sk) { kfree_skb(skb); @@ -429,7 +428,7 @@ static int udpv6_rcv(struct sk_buff **pskb) * check socket cache ... must talk to Alan about his plans * for sock caches... i'll skip this for now. */ - sk = udp_v6_lookup(saddr, uh->source, daddr, uh->dest, dev->ifindex); + sk = udp_v6_lookup(saddr, uh->source, daddr, uh->dest, inet6_iif(skb)); if (sk == NULL) { if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) -- GitLab