diff options
Diffstat (limited to 'block/blk-cgroup.h')
| -rw-r--r-- | block/blk-cgroup.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h index 8e5863e900b..b6802c46d68 100644 --- a/block/blk-cgroup.h +++ b/block/blk-cgroup.h @@ -209,9 +209,7 @@ static inline struct blkcg *bio_blkcg(struct bio *bio) */ static inline struct blkcg *blkcg_parent(struct blkcg *blkcg) { - struct cgroup *pcg = blkcg->css.cgroup->parent; - - return pcg ? cgroup_to_blkcg(pcg) : NULL; + return css_to_blkcg(css_parent(&blkcg->css)); } /** |