diff --git a/[refs] b/[refs]
index c1e58fbdfe25..3a81b17eb07c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 902daf6580cffe04721250fb71b5527a98718b11
+refs/heads/master: 08951e545918c1594434d000d88a7793e2452a9b
diff --git a/trunk/mm/vmscan.c b/trunk/mm/vmscan.c
index 4f49535d4cd3..04c49fe781fe 100644
--- a/trunk/mm/vmscan.c
+++ b/trunk/mm/vmscan.c
@@ -2326,7 +2326,7 @@ static bool sleeping_prematurely(pg_data_t *pgdat, int order, long remaining,
 		return true;
 
 	/* Check the watermark levels */
-	for (i = 0; i < pgdat->nr_zones; i++) {
+	for (i = 0; i <= classzone_idx; i++) {
 		struct zone *zone = pgdat->node_zones + i;
 
 		if (!populated_zone(zone))