[PATCH 09/10] regulator: tps65912: Use devm_regulator_register

From: Sachin Kamat
Date: Wed Sep 04 2013 - 08:06:45 EST


devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
---
drivers/regulator/tps65912-regulator.c | 24 ++++--------------------
1 file changed, 4 insertions(+), 20 deletions(-)

diff --git a/drivers/regulator/tps65912-regulator.c b/drivers/regulator/tps65912-regulator.c
index 17e994e..3301af8 100644
--- a/drivers/regulator/tps65912-regulator.c
+++ b/drivers/regulator/tps65912-regulator.c
@@ -468,7 +468,7 @@ static int tps65912_probe(struct platform_device *pdev)
struct regulator_dev *rdev;
struct tps65912_reg *pmic;
struct tps65912_board *pmic_plat_data;
- int i, err;
+ int i;

pmic_plat_data = dev_get_platdata(tps65912->dev);
if (!pmic_plat_data)
@@ -505,34 +505,19 @@ static int tps65912_probe(struct platform_device *pdev)
config.init_data = reg_data;
config.driver_data = pmic;

- rdev = regulator_register(&pmic->desc[i], &config);
+ rdev = devm_regulator_register(&pdev->dev, &pmic->desc[i],
+ &config);
if (IS_ERR(rdev)) {
dev_err(tps65912->dev,
"failed to register %s regulator\n",
pdev->name);
- err = PTR_ERR(rdev);
- goto err;
+ return PTR_ERR(rdev);
}

/* Save regulator for cleanup */
pmic->rdev[i] = rdev;
}
return 0;
-
-err:
- while (--i >= 0)
- regulator_unregister(pmic->rdev[i]);
- return err;
-}
-
-static int tps65912_remove(struct platform_device *pdev)
-{
- struct tps65912_reg *tps65912_reg = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < TPS65912_NUM_REGULATOR; i++)
- regulator_unregister(tps65912_reg->rdev[i]);
- return 0;
}

static struct platform_driver tps65912_driver = {
@@ -541,7 +526,6 @@ static struct platform_driver tps65912_driver = {
.owner = THIS_MODULE,
},
.probe = tps65912_probe,
- .remove = tps65912_remove,
};

static int __init tps65912_init(void)
--
1.7.9.5

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