diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index f47b096..9b44022 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -947,6 +947,9 @@
 		/* fall through */
 	case BLKIF_STATE_SUSPENDED:
 		return;
+
+	default:
+		break;
 	}
 
 	dev_dbg(&info->xbdev->dev, "%s:%s.\n",