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regulator: lp872x: use devm_regulator_register() 

Use devm_regulator_register() to make cleanup paths simpler,
and remove unnecessary remove().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Jingoo Han 2013-09-30 09:54:34 +09:00 committed by Mark Brown
parent e97bba912e
commit ed602534df
1 changed files with 3 additions and 30 deletions
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33
drivers/regulator/lp872x.c
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@ -785,7 +785,7 @@ static int lp872x_regulator_register(struct lp872x *lp)
struct regulator_desc *desc;
struct regulator_config cfg = { };
struct regulator_dev *rdev;
int i, ret;
int i;
for (i = 0; i < lp->num_regulators; i++) {
desc = (lp->chipid == LP8720) ? &lp8720_regulator_desc[i] :
@ -796,34 +796,16 @@ static int lp872x_regulator_register(struct lp872x *lp)
cfg.driver_data = lp;
cfg.regmap = lp->regmap;
rdev = regulator_register(desc, &cfg);
rdev = devm_regulator_register(lp->dev, desc, &cfg);
if (IS_ERR(rdev)) {
dev_err(lp->dev, "regulator register err");
ret = PTR_ERR(rdev);
goto err;
return PTR_ERR(rdev);
}
*(lp->regulators + i) = rdev;
}
return 0;
err:
while (--i >= 0) {
rdev = *(lp->regulators + i);
regulator_unregister(rdev);
}
return ret;
}
static void lp872x_regulator_unregister(struct lp872x *lp)
{
struct regulator_dev *rdev;
int i;
for (i = 0; i < lp->num_regulators; i++) {
rdev = *(lp->regulators + i);
regulator_unregister(rdev);
}
}
static const struct regmap_config lp872x_regmap_config = {
@ -979,14 +961,6 @@ err_dev:
return ret;
}
static int lp872x_remove(struct i2c_client *cl)
{
struct lp872x *lp = i2c_get_clientdata(cl);
lp872x_regulator_unregister(lp);
return 0;
}
static const struct of_device_id lp872x_dt_ids[] = {
{ .compatible = "ti,lp8720", },
{ .compatible = "ti,lp8725", },
@ -1008,7 +982,6 @@ static struct i2c_driver lp872x_driver = {
.of_match_table = of_match_ptr(lp872x_dt_ids),
},
.probe = lp872x_probe,
.remove = lp872x_remove,
.id_table = lp872x_ids,
};