regulator: pfuze100: use devm_regulator_register()

Use devm_regulator_register() to make cleanup paths simpler,
and remove unnecessary remove().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Robin Gong <b38343@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/regulator/pfuze100-regulator.c b/drivers/regulator/pfuze100-regulator.c
index ba67b2c4e2e7fe4da91fdd6afd269ab1233a284e..1d5ef37918f9e288eeaa0d6157e4a32a2474d6aa 100644 (file)
--- a/drivers/regulator/pfuze100-regulator.c
+++ b/drivers/regulator/pfuze100-regulator.c
@@ -402,31 +402,18 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
                config.driver_data = pfuze_chip;
                config.of_node = match_of_node(i);
 
-               pfuze_chip->regulators[i] = regulator_register(desc, &config);
+               pfuze_chip->regulators[i] =
+                       devm_regulator_register(&client->dev, desc, &config);
                if (IS_ERR(pfuze_chip->regulators[i])) {
                        dev_err(&client->dev, "register regulator%s failed\n",
                                pfuze100_regulators[i].desc.name);
-                       ret = PTR_ERR(pfuze_chip->regulators[i]);
-                       while (--i >= 0)
-                               regulator_unregister(pfuze_chip->regulators[i]);
-                       return ret;
+                       return PTR_ERR(pfuze_chip->regulators[i]);
                }
        }
 
        return 0;
 }
 
-static int pfuze100_regulator_remove(struct i2c_client *client)
-{
-       int i;
-       struct pfuze_chip *pfuze_chip = i2c_get_clientdata(client);
-
-       for (i = 0; i < PFUZE100_MAX_REGULATOR; i++)
-               regulator_unregister(pfuze_chip->regulators[i]);
-
-       return 0;
-}
-
 static struct i2c_driver pfuze_driver = {
        .id_table = pfuze_device_id,
        .driver = {
@@ -435,7 +422,6 @@ static struct i2c_driver pfuze_driver = {
                .of_match_table = pfuze_dt_ids,
        },
        .probe = pfuze100_regulator_probe,
-       .remove = pfuze100_regulator_remove,
 };
 module_i2c_driver(pfuze_driver);