diff --git a/[refs] b/[refs]
index cfe38758daaf..2f8d516f891a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3c52e49d7c81434e3d2ccb520b3a654c2cc7d03d
+refs/heads/master: 246ccea184423ccdec3be1ca3d400cc3c547404d
diff --git a/trunk/drivers/s390/block/dasd_eckd.c b/trunk/drivers/s390/block/dasd_eckd.c
index cca25096efce..6ab29680586a 100644
--- a/trunk/drivers/s390/block/dasd_eckd.c
+++ b/trunk/drivers/s390/block/dasd_eckd.c
@@ -2386,7 +2386,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
 	new_track = 1;
 	end_idaw = 0;
 	len_to_track_end = 0;
-	idaw_dst = 0;
+	idaw_dst = NULL;
 	idaw_len = 0;
 	rq_for_each_segment(bv, req, iter) {
 		dst = page_address(bv->bv_page) + bv->bv_offset;
@@ -2448,7 +2448,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
 			if (end_idaw) {
 				idaws = idal_create_words(idaws, idaw_dst,
 							  idaw_len);
-				idaw_dst = 0;
+				idaw_dst = NULL;
 				idaw_len = 0;
 				end_idaw = 0;
 			}