net/ethernet/atheros/atlx/atl1: 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>

drivers/net/ethernet/atheros/atlx/atl1.c

@@ -3145,31 +3145,6 @@ static struct pci_driver atl1_driver = {
 	.driver.pm = &atl1_pm_ops,
 };
 
-/**
- * atl1_exit_module - Driver Exit Cleanup Routine
- *
- * atl1_exit_module is called just before the driver is removed
- * from memory.
- */
-static void __exit atl1_exit_module(void)
-{
-	pci_unregister_driver(&atl1_driver);
-}
-
-/**
- * atl1_init_module - Driver Registration Routine
- *
- * atl1_init_module is the first routine called when the driver is
- * loaded. All it does is register with the PCI subsystem.
- */
-static int __init atl1_init_module(void)
-{
-	return pci_register_driver(&atl1_driver);
-}
-
-module_init(atl1_init_module);
-module_exit(atl1_exit_module);
-
 struct atl1_stats {
 	char stat_string[ETH_GSTRING_LEN];
 	int sizeof_stat;
@@ -3705,3 +3680,5 @@ static const struct ethtool_ops atl1_ethtool_ops = {
 	.get_ethtool_stats	= atl1_get_ethtool_stats,
 	.get_sset_count		= atl1_get_sset_count,
 };
+
+module_pci_driver(atl1_driver);