[3.8.y.z extended stable] Patch "net:dccp: do not report ICMP redirects to user space" has been added to staging queue

[Kamal Mostafa]

This is a note to let you know that I have just added a patch titled

    net:dccp: do not report ICMP redirects to user space

to the linux-3.8.y-queue branch of the 3.8.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.8.y-queue

This patch is scheduled to be released in version 3.8.13.12.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.8.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

------

>From 8170d0ea5b71b84886c619b447c70a51fcee3489 Mon Sep 17 00:00:00 2001
From: Duan Jiong <duanj.fnst at cn.fujitsu.com>
Date: Wed, 18 Sep 2013 20:03:27 +0800
Subject: net:dccp: do not report ICMP redirects to user space

[ Upstream commit bd784a140712fd06674f2240eecfc4ccae421129 ]

DCCP shouldn't be setting sk_err on redirects as it
isn't an error condition. it should be doing exactly
what tcp is doing and leaving the error handler without
touching the socket.

Signed-off-by: Duan Jiong <duanj.fnst at cn.fujitsu.com>
Signed-off-by: David S. Miller <davem at davemloft.net>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 net/dccp/ipv6.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 6e05981..f8120c1 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -135,6 +135,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,

 		if (dst)
 			dst->ops->redirect(dst, sk, skb);
+		goto out;
 	}

 	if (type == ICMPV6_PKT_TOOBIG) {
--
1.8.1.2