net: phy: replace phy_drivers_register calls

Replace module init/exit which only calls phy_drivers_register with
module_phy_driver macro.

Tested using Micrel driver, and otherwise compile-tested only.

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c
index 9108f31..a3a5a70 100644
--- a/drivers/net/phy/lxt.c
+++ b/drivers/net/phy/lxt.c
@@ -312,20 +312,7 @@
 	.driver		= { .owner = THIS_MODULE,},
 } };
 
-static int __init lxt_init(void)
-{
-	return phy_drivers_register(lxt97x_driver,
-		ARRAY_SIZE(lxt97x_driver));
-}
-
-static void __exit lxt_exit(void)
-{
-	phy_drivers_unregister(lxt97x_driver,
-		ARRAY_SIZE(lxt97x_driver));
-}
-
-module_init(lxt_init);
-module_exit(lxt_exit);
+module_phy_driver(lxt97x_driver);
 
 static struct mdio_device_id __maybe_unused lxt_tbl[] = {
 	{ 0x78100000, 0xfffffff0 },