From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Fri, 6 Apr 2012 08:49:10 +0000 (+0200)
Subject: net: fix a race in sock_queue_err_skb()
X-Git-Tag: v3.4-rc2~11^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=110c43304db6f06490961529536c362d9ac5732f;p=pandora-kernel.git

net: fix a race in sock_queue_err_skb()

As soon as an skb is queued into socket error queue, another thread
can consume it, so we are not allowed to reference skb anymore, or risk
use after free.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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