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-rw-r--r--security/apparmor/label.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/security/apparmor/label.c b/security/apparmor/label.c
index c5b99b954580..f5df9eaba4df 100644
--- a/security/apparmor/label.c
+++ b/security/apparmor/label.c
@@ -2115,7 +2115,7 @@ void __aa_labelset_update_subtree(struct aa_ns *ns)
__labelset_update(ns);
list_for_each_entry(child, &ns->sub_ns, base.list) {
- mutex_lock(&child->lock);
+ mutex_lock_nested(&child->lock, child->level);
__aa_labelset_update_subtree(child);
mutex_unlock(&child->lock);
}