hwmon: (adt7470) Convert to use devm_ functions

Convert to use devm_ functions to reduce code size and simplify the code.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2012-06-02 09:58:01 -07:00
parent 0880830096
commit 9cc7dcc523

View file

@ -1256,11 +1256,10 @@ static int adt7470_probe(struct i2c_client *client,
struct adt7470_data *data;
int err;
data = kzalloc(sizeof(struct adt7470_data), GFP_KERNEL);
if (!data) {
err = -ENOMEM;
goto exit;
}
data = devm_kzalloc(&client->dev, sizeof(struct adt7470_data),
GFP_KERNEL);
if (!data)
return -ENOMEM;
data->num_temp_sensors = -1;
data->auto_update_interval = AUTO_UPDATE_INTERVAL;
@ -1277,7 +1276,7 @@ static int adt7470_probe(struct i2c_client *client,
data->attrs.attrs = adt7470_attr;
err = sysfs_create_group(&client->dev.kobj, &data->attrs);
if (err)
goto exit_free;
return err;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@ -1299,9 +1298,6 @@ static int adt7470_probe(struct i2c_client *client,
hwmon_device_unregister(data->hwmon_dev);
exit_remove:
sysfs_remove_group(&client->dev.kobj, &data->attrs);
exit_free:
kfree(data);
exit:
return err;
}
@ -1313,7 +1309,6 @@ static int adt7470_remove(struct i2c_client *client)
wait_for_completion(&data->auto_update_stop);
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &data->attrs);
kfree(data);
return 0;
}