linux-kernel - [010/140] tcp: use correct net ns in cookie_v4

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Message-Id: <20100730173103.686440327@clark.site>
Date:	Fri, 30 Jul 2010 10:29:35 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Eric Dumazet <eric.dumazet@...il.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: [010/140] tcp: use correct net ns in cookie_v4_check()

2.6.33-stable review patch.  If anyone has any objections, please let us know.

------------------


From: Eric Dumazet <eric.dumazet@...il.com>

[ Upstream commit c44649216522cd607a4027d2ebf4a8147d3fa94c ]

Its better to make a route lookup in appropriate namespace.

Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 net/ipv4/syncookies.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -347,7 +347,7 @@ struct sock *cookie_v4_check(struct sock
 					       { .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)) {
 			reqsk_free(req);
 			goto out;
 		}


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