X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv6%2Fudp.c;h=e51da8c092faf66aa7bcfa8476bdc2babbe3f96c;hb=653c03168348ac7aebb969931f87ba281749d7dd;hp=a6aecf76a71bb05eb8a551e52217fbcaa93d6035;hpb=81faaae45701484bd7368336e02f2a846153b22f;p=linux-2.6-omap-h63xx.git

diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index a6aecf76a71..e51da8c092f 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -107,6 +107,21 @@ static struct sock *__udp6_lib_lookup(struct net *net,
 	return result;
 }
 
+static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb,
+					  __be16 sport, __be16 dport,
+					  struct hlist_head udptable[])
+{
+	struct sock *sk;
+	struct ipv6hdr *iph = ipv6_hdr(skb);
+
+	if (unlikely(sk = skb_steal_sock(skb)))
+		return sk;
+	else
+		return __udp6_lib_lookup(dev_net(skb->dst->dev), &iph->saddr, sport,
+					 &iph->daddr, dport, inet6_iif(skb),
+					 udptable);
+}
+
 /*
  * 	This should be easy, if there is something there we
  * 	return it, otherwise we block.
@@ -488,8 +503,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
 	 * check socket cache ... must talk to Alan about his plans
 	 * for sock caches... i'll skip this for now.
 	 */
-	sk = __udp6_lib_lookup(net, saddr, uh->source,
-			       daddr, uh->dest, inet6_iif(skb), udptable);
+	sk = __udp6_lib_lookup_skb(skb, uh->source, uh->dest, udptable);
 
 	if (sk == NULL) {
 		if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb))