cgroup: initialize cgrp->allcg_node in init_cgroup_housekeeping()

Not strictly necessary but it's annoying to have uninitialized
list_head around.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index d0803f097f87..ed0e177c4650 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1381,6 +1381,7 @@ static void init_cgroup_housekeeping(struct cgroup *cgrp)
         INIT_LIST_HEAD(&cgrp->children);
         INIT_LIST_HEAD(&cgrp->files);
         INIT_LIST_HEAD(&cgrp->css_sets);
+        INIT_LIST_HEAD(&cgrp->allcg_node);
         INIT_LIST_HEAD(&cgrp->release_list);
         INIT_LIST_HEAD(&cgrp->pidlists);
         mutex_init(&cgrp->pidlist_mutex);