diff --git a/[refs] b/[refs]
index 3b2b824bb924..b40bf666a021 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c527b414ca3daf0b0c616992d3b580486926a8e9
+refs/heads/master: fc89db4b789fc9edf88440f6896f04a879ed3b46
diff --git a/trunk/drivers/s390/char/sclp_cmd.c b/trunk/drivers/s390/char/sclp_cmd.c
index 0b54a91f8dcd..168525a9c292 100644
--- a/trunk/drivers/s390/char/sclp_cmd.c
+++ b/trunk/drivers/s390/char/sclp_cmd.c
@@ -441,9 +441,8 @@ static int sclp_mem_notifier(struct notifier_block *nb,
 	start = arg->start_pfn << PAGE_SHIFT;
 	size = arg->nr_pages << PAGE_SHIFT;
 	mutex_lock(&sclp_mem_mutex);
-	for (id = 0; id <= sclp_max_storage_id; id++)
-		if (!test_bit(id, sclp_storage_ids))
-			sclp_attach_storage(id);
+	for_each_clear_bit(id, sclp_storage_ids, sclp_max_storage_id + 1)
+		sclp_attach_storage(id);
 	switch (action) {
 	case MEM_ONLINE:
 	case MEM_GOING_OFFLINE: