From f29374b146dd02f5f99742aedaddd6ef3512fc9c Mon Sep 17 00:00:00 2001 From: Zefan Li Date: Fri, 19 Sep 2014 16:29:31 +0800 Subject: cgroup: remove redundant check in cgroup_ino() After we implemented default unified hierarchy, cgrp->kn can never be NULL. Signed-off-by: Zefan Li Signed-off-by: Tejun Heo --- include/linux/cgroup.h | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) (limited to 'include/linux/cgroup.h') diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 77a1d37b742b..818a81fe7ccc 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -532,13 +532,10 @@ static inline bool cgroup_has_tasks(struct cgroup *cgrp) return !list_empty(&cgrp->cset_links); } -/* returns ino associated with a cgroup, 0 indicates unmounted root */ +/* returns ino associated with a cgroup */ static inline ino_t cgroup_ino(struct cgroup *cgrp) { - if (cgrp->kn) - return cgrp->kn->ino; - else - return 0; + return cgrp->kn->ino; } /* cft/css accessors for cftype->write() operation */ -- cgit v1.2.3