net: dsa: b53: Utilize mdio_module_driver

Eliminate a bit of boilerplate code.

Signed-off-by: Florian Fainelli <[e-mail]>
Reviewed-by: Andrew Lunn <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/dsa/b53/b53_mdio.c

···
 		.of_match_table = b53_of_match,
 	},
 };
-
-static int __init b53_mdio_driver_register(void)
-{
-	return mdio_driver_register(&b53_mdio_driver);
-}
-module_init(b53_mdio_driver_register);
-
-static void __exit b53_mdio_driver_unregister(void)
-{
-	mdio_driver_unregister(&b53_mdio_driver);
-}
-module_exit(b53_mdio_driver_unregister);
+mdio_module_driver(b53_mdio_driver);
 
 MODULE_DESCRIPTION("B53 MDIO access driver");
 MODULE_LICENSE("Dual BSD/GPL");