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regulator: max1586: Use devm_regulator_register

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devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Sachin Kamat 2013-09-04 11:07:55 +05:30 committed by Mark Brown
parent 44815b4a61
commit 249cc1f21e
1 changed files with 5 additions and 21 deletions
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26
drivers/regulator/max1586.c
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@ -166,7 +166,7 @@ static int max1586_pmic_probe(struct i2c_client *client,
struct max1586_platform_data *pdata = dev_get_platdata(&client->dev);
struct regulator_config config = { };
struct max1586_data *max1586;
int i, id, ret = -ENOMEM;
int i, id;
max1586 = devm_kzalloc(&client->dev, sizeof(struct max1586_data) +
sizeof(struct regulator_dev *) * (MAX1586_V6 + 1),
@ -193,7 +193,7 @@ static int max1586_pmic_probe(struct i2c_client *client,
continue;
if (id < MAX1586_V3 || id > MAX1586_V6) {
dev_err(&client->dev, "invalid regulator id %d\n", id);
goto err;
return -EINVAL;
}
if (id == MAX1586_V3) {
@ -207,33 +207,18 @@ static int max1586_pmic_probe(struct i2c_client *client,
config.init_data = pdata->subdevs[i].platform_data;
config.driver_data = max1586;
rdev[i] = regulator_register(&max1586_reg[id], &config);
rdev[i] = devm_regulator_register(&client->dev,
&max1586_reg[id], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(&client->dev, "failed to register %s\n",
max1586_reg[id].name);
goto err;
return PTR_ERR(rdev[i]);
}
}
i2c_set_clientdata(client, max1586);
dev_info(&client->dev, "Maxim 1586 regulator driver loaded\n");
return 0;
err:
while (--i >= 0)
regulator_unregister(rdev[i]);
return ret;
}
static int max1586_pmic_remove(struct i2c_client *client)
{
struct max1586_data *max1586 = i2c_get_clientdata(client);
int i;
for (i = 0; i <= MAX1586_V6; i++)
regulator_unregister(max1586->rdev[i]);
return 0;
}
static const struct i2c_device_id max1586_id[] = {
@ -244,7 +229,6 @@ MODULE_DEVICE_TABLE(i2c, max1586_id);
static struct i2c_driver max1586_pmic_driver = {
.probe = max1586_pmic_probe,
.remove = max1586_pmic_remove,
.driver = {
.name = "max1586",
.owner = THIS_MODULE,