From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zefan Li Subject: [PATCH] blkcg: remove redundant code in blkcg_css_free() Date: Mon, 4 May 2015 08:41:16 +0800 Message-ID: <5546C02C.3060803@huawei.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Tejun Heo Cc: Jens Axboe , LKML , Cgroups The check was needed only when we supported modular cgroup subsystem. Signed-off-by: Zefan Li --- block/blk-cgroup.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 0ac817b..92b7edd 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -814,9 +814,7 @@ static void blkcg_css_offline(struct cgroup_subsys_state *css) static void blkcg_css_free(struct cgroup_subsys_state *css) { struct blkcg *blkcg = css_to_blkcg(css); - - if (blkcg != &blkcg_root) - kfree(blkcg); + kfree(blkcg); } static struct cgroup_subsys_state * -- 1.9.1