From: KAMEZAWA Hiroyuki <kamezawa.hir...@jp.fujitsu.com>
Now, cgrp->sibling is handled under hierarchy mutex.
error route should do so, too.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hir...@jp.fujitsu.com>
---
kernel/cgroup.c | 2 ++
1 file changed, 2 insertions(+)
Index: mmotm-2.6.29-Jan14/kernel/cgroup.c
===================================================================
--- mmotm-2.6.29-Jan14.orig/kernel/cgroup.c
+++ mmotm-2.6.29-Jan14/kernel/cgroup.c
@@ -2434,7 +2434,9 @@ static long cgroup_create(struct cgroup
err_remove:
+ cgroup_lock_hierarchy(root);
list_del(&cgrp->sibling);
+ cgroup_unlock_hierarchy(root);
root->number_of_cgroups--;
err_destroy:
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