net/ethernet/broadcom/bnx2: 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: NPeter Huewe <peterhuewe@gmx.de>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/bnx2.c

@@ -8764,18 +8764,4 @@ static struct pci_driver bnx2_pci_driver = {
 	.err_handler	= &bnx2_err_handler,
 };
 
-static int __init bnx2_init(void)
-{
-	return pci_register_driver(&bnx2_pci_driver);
-}
-
-static void __exit bnx2_cleanup(void)
-{
-	pci_unregister_driver(&bnx2_pci_driver);
-}
-
-module_init(bnx2_init);
-module_exit(bnx2_cleanup);
-
-
-
+module_pci_driver(bnx2_pci_driver);