net/ethernet/alteon/acenic: Use module_pci_driver to register driver

Removing some boilerplate by using module_pci_driver instead of calling
register and unregister in the otherwise empty init/exit functions.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/alteon/acenic.c
index b7894f8..219be1b 100644
--- a/drivers/net/ethernet/alteon/acenic.c
+++ b/drivers/net/ethernet/alteon/acenic.c
@@ -702,19 +702,6 @@
 	.remove		= acenic_remove_one,
 };
 
-static int __init acenic_init(void)
-{
-	return pci_register_driver(&acenic_pci_driver);
-}
-
-static void __exit acenic_exit(void)
-{
-	pci_unregister_driver(&acenic_pci_driver);
-}
-
-module_init(acenic_init);
-module_exit(acenic_exit);
-
 static void ace_free_descriptors(struct net_device *dev)
 {
 	struct ace_private *ap = netdev_priv(dev);
@@ -3199,3 +3186,5 @@
 	       ap->name, offset);
 	goto out;
 }
+
+module_pci_driver(acenic_pci_driver);