From: Li Zefan <lizefan@huawei.com>
Date: Thu, 24 Jan 2013 06:43:51 +0000 (+0800)
Subject: cgroup: remove a NULL check in cgroup_exit()
X-Git-Tag: v3.9-rc1~157^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b5d646f5d5a135064232ff3a140a47a5b84bc911;p=pandora-kernel.git

cgroup: remove a NULL check in cgroup_exit()

init_task.cgroups is initialized at boot phase, and whenver a ask
is forked, it's cgroups pointer is inherited from its parent, and
it's never set to NULL afterwards.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
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