hwmon: convert drivers/hwmon/* to use module_i2c_driver()

This patch converts the drivers in drivers/hwmon/* to use the
module_i2c_driver() macro which makes the code smaller and a bit simpler.

Signed-off-by: Axel Lin <[email protected]>
Cc: Corentin Labbe <[email protected]>
Cc: Dirk Eibach <[email protected]>
Cc: "Mark M. Hoffman" <[email protected]>
Cc: Steve Glendinning <[email protected]>
Cc: Riku Voipio <[email protected]>
Cc: Guillaume Ligneul <[email protected]>
Cc: David George <[email protected]>
Cc: "Hans J. Koch" <[email protected]>
Cc: Marc Hulsman <[email protected]>
Cc: Rudolf Marek <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
diff --git a/drivers/hwmon/ad7418.c b/drivers/hwmon/ad7418.c
index 42461d1..a50a6be 100644
--- a/drivers/hwmon/ad7418.c
+++ b/drivers/hwmon/ad7418.c
@@ -295,20 +295,9 @@
 	return 0;
 }
 
-static int __init ad7418_init(void)
-{
-	return i2c_add_driver(&ad7418_driver);
-}
-
-static void __exit ad7418_exit(void)
-{
-	i2c_del_driver(&ad7418_driver);
-}
+module_i2c_driver(ad7418_driver);
 
 MODULE_AUTHOR("Alessandro Zummo <[email protected]>");
 MODULE_DESCRIPTION("AD7416/17/18 driver");
 MODULE_LICENSE("GPL");
 MODULE_VERSION(DRV_VERSION);
-
-module_init(ad7418_init);
-module_exit(ad7418_exit);