regulator: mc13783: Use devm_regulator_register

devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 4 insertions, 21 deletions

diff --git a/drivers/regulator/mc13783-regulator.c b/drivers/regulator/mc13783-regulator.c
index 5ff99d2703db..f036b26d4cfc 100644
--- a/drivers/regulator/mc13783-regulator.c
+++ b/drivers/regulator/mc13783-regulator.c
@@ -400,7 +400,7 @@ static int mc13783_regulator_probe(struct platform_device *pdev)
                 dev_get_platdata(&pdev->dev);
         struct mc13xxx_regulator_init_data *mc13xxx_data;
         struct regulator_config config = { };
-        int i, ret, num_regulators;
+        int i, num_regulators;
 
         num_regulators = mc13xxx_get_num_regulators_dt(pdev);
 
@@ -444,32 +444,16 @@ static int mc13783_regulator_probe(struct platform_device *pdev)
                 config.driver_data = priv;
                 config.of_node = node;
 
-                priv->regulators[i] = regulator_register(desc, &config);
+                priv->regulators[i] = devm_regulator_register(&pdev->dev, desc,
+                                                              &config);
                 if (IS_ERR(priv->regulators[i])) {
                         dev_err(&pdev->dev, "failed to register regulator %s\n",
                                 mc13783_regulators[i].desc.name);
-                        ret = PTR_ERR(priv->regulators[i]);
-                        goto err;
+                        return PTR_ERR(priv->regulators[i]);
                 }
         }
 
         return 0;
-err:
-        while (--i >= 0)
-                regulator_unregister(priv->regulators[i]);
-
-        return ret;
-}
-
-static int mc13783_regulator_remove(struct platform_device *pdev)
-{
-        struct mc13xxx_regulator_priv *priv = platform_get_drvdata(pdev);
-        int i;
-
-        for (i = 0; i < priv->num_regulators; i++)
-                regulator_unregister(priv->regulators[i]);
-
-        return 0;
 }
 
 static struct platform_driver mc13783_regulator_driver = {
@@ -477,7 +461,6 @@ static struct platform_driver mc13783_regulator_driver = {
                 .name   = "mc13783-regulator",
                 .owner  = THIS_MODULE,
         },
-        .remove         = mc13783_regulator_remove,
         .probe          = mc13783_regulator_probe,
 };