[PATCH 04/10] regulator: tps6507x: Use devm_regulator_register

From: Sachin Kamat
Date: Wed Sep 04 2013 - 08:06:00 EST


devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
---
drivers/regulator/tps6507x-regulator.c | 23 +++--------------------
1 file changed, 3 insertions(+), 20 deletions(-)

diff --git a/drivers/regulator/tps6507x-regulator.c b/drivers/regulator/tps6507x-regulator.c
index 4117ff5..162a0fa 100644
--- a/drivers/regulator/tps6507x-regulator.c
+++ b/drivers/regulator/tps6507x-regulator.c
@@ -508,13 +508,13 @@ static int tps6507x_pmic_probe(struct platform_device *pdev)
config.of_node = tps6507x_reg_matches[i].of_node;
}

- rdev = regulator_register(&tps->desc[i], &config);
+ rdev = devm_regulator_register(&pdev->dev, &tps->desc[i],
+ &config);
if (IS_ERR(rdev)) {
dev_err(tps6507x_dev->dev,
"failed to register %s regulator\n",
pdev->name);
- error = PTR_ERR(rdev);
- goto fail;
+ return PTR_ERR(rdev);
}

/* Save regulator for cleanup */
@@ -525,22 +525,6 @@ static int tps6507x_pmic_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, tps6507x_dev);

return 0;
-
-fail:
- while (--i >= 0)
- regulator_unregister(tps->rdev[i]);
- return error;
-}
-
-static int tps6507x_pmic_remove(struct platform_device *pdev)
-{
- struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
- struct tps6507x_pmic *tps = tps6507x_dev->pmic;
- int i;
-
- for (i = 0; i < TPS6507X_NUM_REGULATOR; i++)
- regulator_unregister(tps->rdev[i]);
- return 0;
}

static struct platform_driver tps6507x_pmic_driver = {
@@ -549,7 +533,6 @@ static struct platform_driver tps6507x_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = tps6507x_pmic_probe,
- .remove = tps6507x_pmic_remove,
};

static int __init tps6507x_pmic_init(void)
--
1.7.9.5

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