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authorTejun Heo <tj@kernel.org>2012-11-05 09:16:59 -0800
committerTejun Heo <tj@kernel.org>2012-11-05 09:16:59 -0800
commitbcf6de1b9129531215d26dd9af8331e84973bc52 (patch)
tree0666760423e4579a50a7752568036a13e0cfa9d5 /block/blk-cgroup.c
parent9d093cb10eb482adfba6ddc71a0969b78823ee8b (diff)
downloadlinux-bcf6de1b9129531215d26dd9af8331e84973bc52.tar.bz2
cgroup: make ->pre_destroy() return void
All ->pre_destory() implementations return 0 now, which is the only allowed return value. Make it return void. Signed-off-by: Tejun Heo <tj@kernel.org> Reviewed-by: Michal Hocko <mhocko@suse.cz> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Acked-by: Li Zefan <lizefan@huawei.com> Cc: Balbir Singh <bsingharora@gmail.com> Cc: Vivek Goyal <vgoyal@redhat.com>
Diffstat (limited to 'block/blk-cgroup.c')
-rw-r--r--block/blk-cgroup.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index f3b44a65fc7a..a7816f3d0059 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -600,7 +600,7 @@ struct cftype blkcg_files[] = {
*
* This is the blkcg counterpart of ioc_release_fn().
*/
-static int blkcg_pre_destroy(struct cgroup *cgroup)
+static void blkcg_pre_destroy(struct cgroup *cgroup)
{
struct blkcg *blkcg = cgroup_to_blkcg(cgroup);
@@ -622,7 +622,6 @@ static int blkcg_pre_destroy(struct cgroup *cgroup)
}
spin_unlock_irq(&blkcg->lock);
- return 0;
}
static void blkcg_destroy(struct cgroup *cgroup)