leds: convert tca6507 driver to module_i2c_driver()

Signed-off-by: Peter Meerwald <p.meerwald@bct-electronic.com>
Cc: NeilBrown <neilb@suse.de>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
index 6c1c14f..f74a45a4 100644
--- a/drivers/leds/leds-tca6507.c
+++ b/drivers/leds/leds-tca6507.c
@@ -758,18 +758,7 @@
 	.id_table = tca6507_id,
 };
 
-static int __init tca6507_leds_init(void)
-{
-	return i2c_add_driver(&tca6507_driver);
-}
-
-static void __exit tca6507_leds_exit(void)
-{
-	i2c_del_driver(&tca6507_driver);
-}
-
-module_init(tca6507_leds_init);
-module_exit(tca6507_leds_exit);
+module_i2c_driver(tca6507_driver);
 
 MODULE_AUTHOR("NeilBrown <neilb@suse.de>");
 MODULE_DESCRIPTION("TCA6507 LED/GPO driver");