From 6e25e641e99beb5c3f92defae0a4288beee972f1 Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Wed, 2 Dec 2015 17:27:01 +0100 Subject: [PATCH] leds: sunfire: Use platform_register/unregister_drivers() These new helpers simplify implementing multi-driver modules and properly handle failure to register one driver by unregistering all previously registered drivers. Signed-off-by: Thierry Reding Signed-off-by: Jacek Anaszewski --- drivers/leds/leds-sunfire.c | 23 +++++++---------------- 1 file changed, 7 insertions(+), 16 deletions(-) diff --git a/drivers/leds/leds-sunfire.c b/drivers/leds/leds-sunfire.c index c2553c54f2cf..7c09db8bd4e8 100644 --- a/drivers/leds/leds-sunfire.c +++ b/drivers/leds/leds-sunfire.c @@ -234,28 +234,19 @@ static struct platform_driver sunfire_fhc_led_driver = { }, }; +static struct platform_driver * const drivers[] = { + &sunfire_clockboard_led_driver, + &sunfire_fhc_led_driver, +}; + static int __init sunfire_leds_init(void) { - int err = platform_driver_register(&sunfire_clockboard_led_driver); - - if (err) { - pr_err("Could not register clock board LED driver\n"); - return err; - } - - err = platform_driver_register(&sunfire_fhc_led_driver); - if (err) { - pr_err("Could not register FHC LED driver\n"); - platform_driver_unregister(&sunfire_clockboard_led_driver); - } - - return err; + return platform_register_drivers(drivers, ARRAY_SIZE(drivers)); } static void __exit sunfire_leds_exit(void) { - platform_driver_unregister(&sunfire_clockboard_led_driver); - platform_driver_unregister(&sunfire_fhc_led_driver); + platform_unregister_drivers(drivers, ARRAY_SIZE(drivers)); } module_init(sunfire_leds_init);