diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index fddbda2a2b37..4d2efdfbd09d 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4149,11 +4149,11 @@ static void __init hugepages_clear_pages_in_node(void)
 	if (!hugetlb_max_hstate) {
 		default_hstate_max_huge_pages = 0;
 		memset(default_hugepages_in_node, 0,
-			MAX_NUMNODES * sizeof(unsigned int));
+			sizeof(default_hugepages_in_node));
 	} else {
 		parsed_hstate->max_huge_pages = 0;
 		memset(parsed_hstate->max_huge_pages_node, 0,
-			MAX_NUMNODES * sizeof(unsigned int));
+			sizeof(parsed_hstate->max_huge_pages_node));
 	}
 }