Messages in this thread Patch in this message | | | Date | Mon, 4 May 2015 08:41:16 +0800 | From | Zefan Li <> | Subject | [PATCH] blkcg: remove redundant code in blkcg_css_free() |
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The check was needed only when we supported modular cgroup subsystem.
Signed-off-by: Zefan Li <lizefan@huawei.com> --- 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
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