From: Johannes Weiner <hannes@cmpxchg.org>
Date: Wed, 23 Mar 2011 23:42:24 +0000 (-0700)
Subject: memcg: remove NULL check from lookup_page_cgroup() result
X-Git-Tag: v2.6.39-rc1~163
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=af4a662144884a7dbb19acbef70878b3b955f928;p=pandora-kernel.git

memcg: remove NULL check from lookup_page_cgroup() result

The page_cgroup array is set up before even fork is initialized.  I
seriously doubt that this code executes before the array is alloc'd.

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
Cc: Balbir Singh <balbir@linux.vnet.ibm.com>
Cc: Minchan Kim <minchan.kim@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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