mfd: lpc_ich: Convert to module_pci_driver

use module_pci_driver instead of init/exit, make code cleaner.

Signed-off-by: Libo Chen <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c
index 330cd44..9682bee 100644
--- a/drivers/mfd/lpc_ich.c
+++ b/drivers/mfd/lpc_ich.c
@@ -983,18 +983,7 @@
 	.remove		= lpc_ich_remove,
 };
 
-static int __init lpc_ich_init(void)
-{
-	return pci_register_driver(&lpc_ich_driver);
-}
-
-static void __exit lpc_ich_exit(void)
-{
-	pci_unregister_driver(&lpc_ich_driver);
-}
-
-module_init(lpc_ich_init);
-module_exit(lpc_ich_exit);
+module_pci_driver(lpc_ich_driver);
 
 MODULE_AUTHOR("Aaron Sierra <[email protected]>");
 MODULE_DESCRIPTION("LPC interface for Intel ICH");