diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 0aff45f..a5e104f 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -956,9 +956,9 @@
 	state[i].cur_part = 0;
 	for (j = 0; j < MAX_PARTITIONS; ++j)
 		state[i].part_stat_rwi[j] = VIOT_IDLE;
-	class_device_create(tape_class, MKDEV(VIOTAPE_MAJOR, i), NULL,
+	class_device_create(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i), NULL,
 			"iseries!vt%d", i);
-	class_device_create(tape_class, MKDEV(VIOTAPE_MAJOR, i | 0x80),
+	class_device_create(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i | 0x80),
 			NULL, "iseries!nvt%d", i);
 	devfs_mk_cdev(MKDEV(VIOTAPE_MAJOR, i), S_IFCHR | S_IRUSR | S_IWUSR,
 			"iseries/vt%d", i);