net: au1k_ir: Use module_platform_driver()

module_platform_driver macro removes some boilerplate and
simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/irda/au1k_ir.c b/drivers/net/irda/au1k_ir.c
index 56f1e6d..7a1f684 100644
--- a/drivers/net/irda/au1k_ir.c
+++ b/drivers/net/irda/au1k_ir.c
@@ -953,18 +953,7 @@
 	.remove		= au1k_irda_remove,
 };
 
-static int __init au1k_irda_load(void)
-{
-	return platform_driver_register(&au1k_irda_driver);
-}
-
-static void __exit au1k_irda_unload(void)
-{
-	return platform_driver_unregister(&au1k_irda_driver);
-}
+module_platform_driver(au1k_irda_driver);
 
 MODULE_AUTHOR("Pete Popov <ppopov@mvista.com>");
 MODULE_DESCRIPTION("Au1000 IrDA Device Driver");
-
-module_init(au1k_irda_load);
-module_exit(au1k_irda_unload);