tree 6b3298bff5f264a7046e7bdac2a0ffcd04fbadc8
parent 4b1c7840b7d01b14a1a00fa0e61b761d4391ba67
author Tao Ma <boyu.mt@taobao.com> 1352381798 +0800
committer Tejun Heo <tj@kernel.org> 1352384582 -0800

cgroup: set 'start' with the right value in cgroup_path.

'start' is set to buf + buflen and do the '--' immediately.
Just set it to 'buf + buflen - 1' directly.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Li Zefan <lizefan@huawei.com>