cgroup: fix error return from cgroup_create()

cgroup_create() was returning 0 after allocation failures.  Fix it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Tejun Heo 2014-02-08 10:26:33 -05:00
commit b58c89986a