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-rw-r--r--kernel/cgroup.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 0c753ddd223b..550e2050d778 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -3663,7 +3663,6 @@ static int pidlist_array_load(struct cgroup *cgrp, enum cgroup_filetype type,
l = cgroup_pidlist_find_create(cgrp, type);
if (!l) {
- mutex_unlock(&cgrp->pidlist_mutex);
pidlist_free(array);
return -ENOMEM;
}