hwmon: (ds1621) 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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@ -249,11 +249,10 @@ static int ds1621_probe(struct i2c_client *client,
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struct ds1621_data *data;
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int err;
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data = kzalloc(sizeof(struct ds1621_data), GFP_KERNEL);
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if (!data) {
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err = -ENOMEM;
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goto exit;
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}
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data = devm_kzalloc(&client->dev, sizeof(struct ds1621_data),
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GFP_KERNEL);
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if (!data)
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return -ENOMEM;
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i2c_set_clientdata(client, data);
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mutex_init(&data->update_lock);
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@ -264,7 +263,7 @@ static int ds1621_probe(struct i2c_client *client,
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/* Register sysfs hooks */
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err = sysfs_create_group(&client->dev.kobj, &ds1621_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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@ -276,9 +275,6 @@ static int ds1621_probe(struct i2c_client *client,
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exit_remove_files:
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sysfs_remove_group(&client->dev.kobj, &ds1621_group);
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exit_free:
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kfree(data);
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exit:
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return err;
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}
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@ -289,8 +285,6 @@ static int ds1621_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, &ds1621_group);
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kfree(data);
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return 0;
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}
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