uio/uio_sercos3: 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/uio/uio_sercos3.c

@@ -226,19 +226,7 @@ static struct pci_driver sercos3_pci_driver = {
 	.remove = sercos3_pci_remove,
 };
 
-static int __init sercos3_init_module(void)
-{
-	return pci_register_driver(&sercos3_pci_driver);
-}
-
-static void __exit sercos3_exit_module(void)
-{
-	pci_unregister_driver(&sercos3_pci_driver);
-}
-
-module_init(sercos3_init_module);
-module_exit(sercos3_exit_module);
-
+module_pci_driver(sercos3_pci_driver);
 MODULE_DESCRIPTION("UIO driver for the Automata Sercos III PCI card");
 MODULE_AUTHOR("John Ogness <john.ogness@linutronix.de>");
 MODULE_LICENSE("GPL v2");