regulator: lp8788-ldo: 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 <treding@nvidia.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/lp8788-ldo.c b/drivers/regulator/lp8788-ldo.c
index 9f22d07..30e28b1 100644 (file)
--- a/drivers/regulator/lp8788-ldo.c
+++ b/drivers/regulator/lp8788-ldo.c
@@ -613,22 +613,20 @@ static struct platform_driver lp8788_aldo_driver = {
        },
 };
 
+static struct platform_driver * const drivers[] = {
+       &lp8788_dldo_driver,
+       &lp8788_aldo_driver,
+};
+
 static int __init lp8788_ldo_init(void)
 {
-       int ret;
-
-       ret = platform_driver_register(&lp8788_dldo_driver);
-       if (ret)
-               return ret;
-
-       return platform_driver_register(&lp8788_aldo_driver);
+       return platform_register_drivers(drivers, ARRAY_SIZE(drivers));
 }
 subsys_initcall(lp8788_ldo_init);
 
 static void __exit lp8788_ldo_exit(void)
 {
-       platform_driver_unregister(&lp8788_aldo_driver);
-       platform_driver_unregister(&lp8788_dldo_driver);
+       platform_unregister_drivers(drivers, ARRAY_SIZE(drivers));
 }
 module_exit(lp8788_ldo_exit);