diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 7bf223d6677b77ca0322645313d90467310362a4..8e31cda6fc2209fb5b6cff56245f611d7850b2fe 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1374,8 +1374,10 @@ static ssize_t nr_hugepages_store_common(bool obey_mempolicy,
 	NODEMASK_ALLOC(nodemask_t, nodes_allowed, GFP_KERNEL | __GFP_NORETRY);
 
 	err = strict_strtoul(buf, 10, &count);
-	if (err)
+	if (err) {
+		NODEMASK_FREE(nodes_allowed);
 		return 0;
+	}
 
 	h = kobj_to_hstate(kobj, &nid);
 	if (nid == NUMA_NO_NODE) {