[PATCH] macsonic.c: missed s/driver_unregister/platform_driver_unregister/

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c
index 02d5c68..f6f3daf 100644
--- a/drivers/net/macsonic.c
+++ b/drivers/net/macsonic.c
@@ -622,7 +622,7 @@
 	return 0;
 
 out_unregister:
-	driver_unregister(&mac_sonic_driver);
+	platform_driver_unregister(&mac_sonic_driver);
 
 	return -ENOMEM;
 }