staging/iio: use module_platform_driver macro

the code which under _init and _exit does only the platform_driver_register and platform_driver_unregister, and nothing else,
so its better to use the module_platform_driver macro rather duplicating its implementation

Signed-off-by Devendra Naga <[email protected]>

---

 drivers/staging/iio/iio_hwmon.c |   12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

drivers/staging/iio/iio_hwmon.c +1 -11

index 27d27ec..4bb017a 100644
@@ -215,17 +215,7 @@ static struct platform_driver __refdata iio_hwmon_driver = {
 	.remove = __devexit_p(iio_hwmon_remove),
 };
 
-static int iio_inkern_init(void)
-{
-	return platform_driver_register(&iio_hwmon_driver);
-}
-module_init(iio_inkern_init);
-
-static void iio_inkern_exit(void)
-{
-	platform_driver_unregister(&iio_hwmon_driver);
-}
-module_exit(iio_inkern_exit);
+module_platform_driver(iio_hwmon_driver);
 
 MODULE_AUTHOR("Jonathan Cameron <[email protected]>");
 MODULE_DESCRIPTION("IIO to hwmon driver");