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regulator: da9211: Remove unnecessary devm_regulator_unregister() calls 

Current code uses devm_regulator_register(), so the resource management code
will ensure that the resource is freed.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Axel Lin 2014-07-20 19:19:35 +08:00 committed by Mark Brown
parent 1028a37daa
commit 516c1514b0
1 changed files with 4 additions and 24 deletions
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28
drivers/regulator/da9211-regulator.c
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@ -245,7 +245,7 @@ static int da9211_regulator_init(struct da9211 *chip)
ret = regmap_read(chip->regmap, DA9211_REG_CONFIG_E, &data);
if (ret < 0) {
dev_err(chip->dev, "Failed to read CONTROL_E reg: %d\n", ret);
goto err;
return ret;
}
data &= DA9211_SLAVE_SEL;
@ -259,9 +259,8 @@ static int da9211_regulator_init(struct da9211 *chip)
else
chip->num_regulator = 2;
} else {
ret = -EINVAL;
dev_err(chip->dev, "Configuration is mismatched\n");
goto err;
return -EINVAL;
}
for (i = 0; i < chip->num_regulator; i++) {
@ -278,8 +277,7 @@ static int da9211_regulator_init(struct da9211 *chip)
if (IS_ERR(chip->rdev[i])) {
dev_err(chip->dev,
"Failed to register DA9211 regulator\n");
ret = PTR_ERR(chip->rdev[i]);
goto err_regulator;
return PTR_ERR(chip->rdev[i]);
}
if (chip->chip_irq != 0) {
@ -288,18 +286,12 @@ static int da9211_regulator_init(struct da9211 *chip)
if (ret < 0) {
dev_err(chip->dev,
"Failed to update mask reg: %d\n", ret);
goto err_regulator;
return ret;
}
}
}
return 0;
err_regulator:
while (--i >= 0)
devm_regulator_unregister(chip->dev, chip->rdev[i]);
err:
return ret;
}
/*
* I2C driver interface functions
@ -353,17 +345,6 @@ static int da9211_i2c_probe(struct i2c_client *i2c,
return ret;
}
static int da9211_i2c_remove(struct i2c_client *i2c)
{
struct da9211 *chip = i2c_get_clientdata(i2c);
int i;
for (i = 0; i < chip->num_regulator; i++)
devm_regulator_unregister(chip->dev, chip->rdev[i]);
return 0;
}
static const struct i2c_device_id da9211_i2c_id[] = {
{"da9211", 0},
{},
@ -377,7 +358,6 @@ static struct i2c_driver da9211_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = da9211_i2c_probe,
.remove = da9211_i2c_remove,
.id_table = da9211_i2c_id,
};