[PATCH 2/4] ccgroup: remove redundant code in cgroup_rmdir()

[Li Zefan]

We no longer clear kn->priv in cgroup_rmdir(), so we don't need
to get an extra refcnt.

Signed-off-by: Zefan Li <lizefan@xxxxxxxxxx>
---
 kernel/cgroup.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 0ce9d9e..26b8cb9 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -4841,13 +4841,10 @@ static int cgroup_rmdir(struct kernfs_node *kn)
 	cgrp = cgroup_kn_lock_live(kn);
 	if (!cgrp)
 		return 0;
-	cgroup_get(cgrp);	/* for @kn->priv clearing */
 
 	ret = cgroup_destroy_locked(cgrp);
 
 	cgroup_kn_unlock(kn);
-
-	cgroup_put(cgrp);
 	return ret;
 }
 
-- 
1.8.0.2

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