powerpc: don't duplicate name between vio_driver and device_driver

Just set the name field directly in the device_driver structure
contained in the vio_driver struct.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 0829db5..255d24a 100644
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -739,10 +739,12 @@
 
 MODULE_DEVICE_TABLE(vio, viocd_device_table);
 static struct vio_driver viocd_driver = {
-	.name = "viocd",
 	.id_table = viocd_device_table,
 	.probe = viocd_probe,
-	.remove = viocd_remove
+	.remove = viocd_remove,
+	.driver = {
+		.name = "viocd",
+	}
 };
 
 static int __init viocd_init(void)