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hwmon: (tmp421) 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> Acked-by: Jean Delvare <khali@linux-fr.org>
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parent
0df9fc7bb8
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f625e0fd51
@ -267,7 +267,8 @@ static int tmp421_probe(struct i2c_client *client,
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struct tmp421_data *data;
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int err;
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data = kzalloc(sizeof(struct tmp421_data), GFP_KERNEL);
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data = devm_kzalloc(&client->dev, sizeof(struct tmp421_data),
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GFP_KERNEL);
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if (!data)
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return -ENOMEM;
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@ -277,11 +278,11 @@ static int tmp421_probe(struct i2c_client *client,
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err = tmp421_init_client(client);
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if (err)
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goto exit_free;
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return err;
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err = sysfs_create_group(&client->dev.kobj, &tmp421_group);
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if (err)
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goto exit_free;
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return err;
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data->hwmon_dev = hwmon_device_register(&client->dev);
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if (IS_ERR(data->hwmon_dev)) {
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@ -293,10 +294,6 @@ static int tmp421_probe(struct i2c_client *client,
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exit_remove:
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sysfs_remove_group(&client->dev.kobj, &tmp421_group);
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exit_free:
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kfree(data);
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return err;
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}
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@ -307,8 +304,6 @@ static int tmp421_remove(struct i2c_client *client)
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hwmon_device_unregister(data->hwmon_dev);
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sysfs_remove_group(&client->dev.kobj, &tmp421_group);
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kfree(data);
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return 0;
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}
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