1 files changed, 1 insertions, 2 deletions

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 72fcd3069a90..ceeafe874b3f 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -4984,8 +4984,7 @@ void __css_put(struct cgroup_subsys_state *css)
         struct cgroup *cgrp = css->cgroup;
 
         rcu_read_lock();
-        atomic_dec(&css->refcnt);
-        switch (css_refcnt(css)) {
+        switch (atomic_dec_return(&css->refcnt)) {
         case 1:
                 if (notify_on_release(cgrp)) {
                         set_bit(CGRP_RELEASABLE, &cgrp->flags);