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regulator: max8649: Use devm_* APIs 

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-04-07 23:28:28 +08:00 committed by Mark Brown
parent 268a164135
commit dc553a7994
1 changed files with 6 additions and 13 deletions
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19
drivers/regulator/max8649.c
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@ -230,17 +230,18 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client,
unsigned char data;
int ret;
info = kzalloc(sizeof(struct max8649_regulator_info), GFP_KERNEL);
info = devm_kzalloc(&client->dev, sizeof(struct max8649_regulator_info),
GFP_KERNEL);
if (!info) {
dev_err(&client->dev, "No enough memory\n");
return -ENOMEM;
}
info->regmap = regmap_init_i2c(client, &max8649_regmap_config);
info->regmap = devm_regmap_init_i2c(client, &max8649_regmap_config);
if (IS_ERR(info->regmap)) {
ret = PTR_ERR(info->regmap);
dev_err(&client->dev, "Failed to allocate register map: %d\n", ret);
goto fail;
return ret;
}
info->dev = &client->dev;
@ -268,7 +269,7 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client,
if (ret != 0) {
dev_err(info->dev, "Failed to detect ID of MAX8649:%d\n",
ret);
goto out;
return ret;
}
dev_info(info->dev, "Detected MAX8649 (ID:%x)\n", val);
@ -306,16 +307,10 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client,
if (IS_ERR(info->regulator)) {
dev_err(info->dev, "failed to register regulator %s\n",
dcdc_desc.name);
ret = PTR_ERR(info->regulator);
goto out;
return PTR_ERR(info->regulator);
}
return 0;
out:
regmap_exit(info->regmap);
fail:
kfree(info);
return ret;
}
static int __devexit max8649_regulator_remove(struct i2c_client *client)
@ -325,8 +320,6 @@ static int __devexit max8649_regulator_remove(struct i2c_client *client)
if (info) {
if (info->regulator)
regulator_unregister(info->regulator);
regmap_exit(info->regmap);
kfree(info);
}
return 0;