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Date:	Thu, 03 Jun 2010 17:45:47 +0200
From:	Eric Dumazet <>
To:	David Miller <>
Cc:	netdev <>
Subject: [PATCH] tcp: use correct net ns in cookie_v4_check()

Unless I am mistaken, this is a stable candidate.

(Found by code review, please double check)


[PATCH] tcp: use correct net ns in cookie_v4_check()

Its better to make a route lookup in appropriate namespace.

Signed-off-by: Eric Dumazet <>
 net/ipv4/syncookies.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 5c24db4..9f6b222 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -347,7 +347,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
 					       { .sport = th->dest,
 						 .dport = th->source } } };
 		security_req_classify_flow(req, &fl);
-		if (ip_route_output_key(&init_net, &rt, &fl)) {
+		if (ip_route_output_key(sock_net(sk), &rt, &fl)) {
 			goto out;

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