From: Tao Ma <boyu.mt@taobao.com>
Date: Thu, 8 Nov 2012 13:36:38 +0000 (+0800)
Subject: cgroup: set 'start' with the right value in cgroup_path.
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~57^2~44
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=316eb661f125397d46f16f94e3c81ad3dc4c1233;p=pandora-kernel.git

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>
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