From: Eric Dumazet <edumazet@google.com>
Date: Thu, 25 Apr 2013 01:34:55 +0000 (-0700)
Subject: tcp: force a dst refcount when prequeue packet
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~77^2~15^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=093162553c33e9479283e107b4431378271c735d;p=pandora-kernel.git

tcp: force a dst refcount when prequeue packet

Before escaping RCU protected section and adding packet into
prequeue, make sure the dst is refcounted.

Reported-by: Mike Galbraith <bitbucket@online.de>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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