net/can: use module_pci_driver

This patch converts the drivers in drivers/net/can/* to use
module_pci_driver() macro which makes the code smaller and a bit simpler.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-can@vger.kernel.org
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

drivers/net/can/pch_can.c

@@ -1274,17 +1274,7 @@ static struct pci_driver pch_can_pci_driver = {
 	.resume = pch_can_resume,
 };
 
-static int __init pch_can_pci_init(void)
-{
-	return pci_register_driver(&pch_can_pci_driver);
-}
-module_init(pch_can_pci_init);
-
-static void __exit pch_can_pci_exit(void)
-{
-	pci_unregister_driver(&pch_can_pci_driver);
-}
-module_exit(pch_can_pci_exit);
+module_pci_driver(pch_can_pci_driver);
 
 MODULE_DESCRIPTION("Intel EG20T PCH CAN(Controller Area Network) Driver");
 MODULE_LICENSE("GPL v2");

drivers/net/can/sja1000/ems_pci.c

@@ -371,16 +371,4 @@ static struct pci_driver ems_pci_driver = {
 	.remove = ems_pci_del_card,
 };
 
-static int __init ems_pci_init(void)
-{
-	return pci_register_driver(&ems_pci_driver);
-}
-
-static void __exit ems_pci_exit(void)
-{
-	pci_unregister_driver(&ems_pci_driver);
-}
-
-module_init(ems_pci_init);
-module_exit(ems_pci_exit);
-
+module_pci_driver(ems_pci_driver);

drivers/net/can/sja1000/kvaser_pci.c

@@ -397,15 +397,4 @@ static struct pci_driver kvaser_pci_driver = {
 	.remove = __devexit_p(kvaser_pci_remove_one),
 };
 
-static int __init kvaser_pci_init(void)
-{
-	return pci_register_driver(&kvaser_pci_driver);
-}
-
-static void __exit kvaser_pci_exit(void)
-{
-	pci_unregister_driver(&kvaser_pci_driver);
-}
-
-module_init(kvaser_pci_init);
-module_exit(kvaser_pci_exit);
+module_pci_driver(kvaser_pci_driver);

drivers/net/can/sja1000/peak_pci.c

@@ -749,14 +749,4 @@ static struct pci_driver peak_pci_driver = {
 	.remove = __devexit_p(peak_pci_remove),
 };
 
-static int __init peak_pci_init(void)
-{
-	return pci_register_driver(&peak_pci_driver);
-}
-module_init(peak_pci_init);
-
-static void __exit peak_pci_exit(void)
-{
-	pci_unregister_driver(&peak_pci_driver);
-}
-module_exit(peak_pci_exit);
+module_pci_driver(peak_pci_driver);

drivers/net/can/sja1000/plx_pci.c

@@ -609,15 +609,4 @@ static struct pci_driver plx_pci_driver = {
 	.remove = plx_pci_del_card,
 };
 
-static int __init plx_pci_init(void)
-{
-	return pci_register_driver(&plx_pci_driver);
-}
-
-static void __exit plx_pci_exit(void)
-{
-	pci_unregister_driver(&plx_pci_driver);
-}
-
-module_init(plx_pci_init);
-module_exit(plx_pci_exit);
+module_pci_driver(plx_pci_driver);