From: Li Zefan <lizefan@huawei.com>
Date: Mon, 29 Apr 2013 22:08:43 +0000 (-0700)
Subject: memcg: avoid accessing memcg after releasing reference
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~128^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fd0ccaf2bd04e54d2a6979fbfdcad856694e3877;p=pandora-kernel.git

memcg: avoid accessing memcg after releasing reference

This might cause a use-after-free bug.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Cc: Glauber Costa <glommer@parallels.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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