[PATCH 1/9] regulator: max77686: Use devm_regulator_register

From: Sachin Kamat
Date: Wed Sep 04 2013 - 01:56:03 EST


devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
---
This series is compile tested.
---
drivers/regulator/max77686.c | 22 +++-------------------
1 file changed, 3 insertions(+), 19 deletions(-)

diff --git a/drivers/regulator/max77686.c b/drivers/regulator/max77686.c
index f563057..de5b30e 100644
--- a/drivers/regulator/max77686.c
+++ b/drivers/regulator/max77686.c
@@ -478,32 +478,17 @@ static int max77686_pmic_probe(struct platform_device *pdev)
config.of_node = pdata->regulators[i].of_node;

max77686->opmode[i] = regulators[i].enable_mask;
- max77686->rdev[i] = regulator_register(&regulators[i], &config);
+ max77686->rdev[i] = devm_regulator_register(&pdev->dev,
+ &regulators[i], &config);
if (IS_ERR(max77686->rdev[i])) {
- ret = PTR_ERR(max77686->rdev[i]);
dev_err(&pdev->dev,
"regulator init failed for %d\n", i);
max77686->rdev[i] = NULL;
- goto err;
+ return PTR_ERR(max77686->rdev[i]);
}
}

return 0;
-err:
- while (--i >= 0)
- regulator_unregister(max77686->rdev[i]);
- return ret;
-}
-
-static int max77686_pmic_remove(struct platform_device *pdev)
-{
- struct max77686_data *max77686 = platform_get_drvdata(pdev);
- int i;
-
- for (i = 0; i < MAX77686_REGULATORS; i++)
- regulator_unregister(max77686->rdev[i]);
-
- return 0;
}

static const struct platform_device_id max77686_pmic_id[] = {
@@ -518,7 +503,6 @@ static struct platform_driver max77686_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max77686_pmic_probe,
- .remove = max77686_pmic_remove,
.id_table = max77686_pmic_id,
};

--
1.7.9.5

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