diff --git a/mm/mm_init.c b/mm/mm_init.c
index 0f64909e8d20..10eda88bf476 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -1836,7 +1836,6 @@ static void __init free_area_init(void)
 	}
 
 	/* Find the PFNs that ZONE_MOVABLE begins at in each node */
-	memset(zone_movable_pfn, 0, sizeof(zone_movable_pfn));
 	find_zone_movable_pfns_for_nodes();
 
 	/* Print out the zone ranges */