cgroup: remove a NULL check in cgroup_exit()
authorLi Zefan <lizefan@huawei.com>
Thu, 24 Jan 2013 06:43:51 +0000 (14:43 +0800)
committerTejun Heo <tj@kernel.org>
Thu, 24 Jan 2013 18:40:05 +0000 (10:40 -0800)
commitb5d646f5d5a135064232ff3a140a47a5b84bc911
tree5fc28dda2515b0c7eede54ab0a687d7a9714240f
parent2739d3cce9816805fe26774fea2527d5b16e924d
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>
kernel/cgroup.c