diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index 1cf3703..cd4129f 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -189,17 +189,6 @@
 	return len;
 } /* End twa_show_stats() */
 
-/* This function will set a devices queue depth */
-static int twa_change_queue_depth(struct scsi_device *sdev, int queue_depth,
-				  int reason)
-{
-	if (reason != SCSI_QDEPTH_DEFAULT)
-		return -EOPNOTSUPP;
-
-	scsi_adjust_queue_depth(sdev, queue_depth);
-	return queue_depth;
-} /* End twa_change_queue_depth() */
-
 /* Create sysfs 'stats' entry */
 static struct device_attribute twa_host_stats_attr = {
 	.attr = {
@@ -2014,7 +2003,7 @@
 	.queuecommand		= twa_scsi_queue,
 	.eh_host_reset_handler	= twa_scsi_eh_reset,
 	.bios_param		= twa_scsi_biosparam,
-	.change_queue_depth	= twa_change_queue_depth,
+	.change_queue_depth	= scsi_change_queue_depth,
 	.can_queue		= TW_Q_LENGTH-2,
 	.slave_configure	= twa_slave_configure,
 	.this_id		= -1,