[PATCH 06/10] regulator: tps65217: Use devm_regulator_register

From: Sachin Kamat
Date: Wed Sep 04 2013 - 08:06:09 EST


devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
---
drivers/regulator/tps65217-regulator.c | 26 ++++----------------------
1 file changed, 4 insertions(+), 22 deletions(-)

diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c
index 2df4616..8c0467b 100644
--- a/drivers/regulator/tps65217-regulator.c
+++ b/drivers/regulator/tps65217-regulator.c
@@ -339,7 +339,7 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
struct regulator_init_data *reg_data;
struct regulator_dev *rdev;
struct regulator_config config = { };
- int i, ret;
+ int i;

if (tps->dev->of_node)
pdata = tps65217_parse_dt(pdev);
@@ -377,35 +377,18 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
if (tps->dev->of_node)
config.of_node = pdata->of_node[i];

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

/* Save regulator for cleanup */
tps->rdev[i] = rdev;
}
return 0;
-
-err_unregister_regulator:
- while (--i >= 0)
- regulator_unregister(tps->rdev[i]);
-
- return ret;
-}
-
-static int tps65217_regulator_remove(struct platform_device *pdev)
-{
- struct tps65217 *tps = platform_get_drvdata(pdev);
- unsigned int i;
-
- for (i = 0; i < TPS65217_NUM_REGULATOR; i++)
- regulator_unregister(tps->rdev[i]);
-
- return 0;
}

static struct platform_driver tps65217_regulator_driver = {
@@ -413,7 +396,6 @@ static struct platform_driver tps65217_regulator_driver = {
.name = "tps65217-pmic",
},
.probe = tps65217_regulator_probe,
- .remove = tps65217_regulator_remove,
};

static int __init tps65217_regulator_init(void)
--
1.7.9.5

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