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hwmon: (max6642) Convert to use devm_ functions
Convert to use devm_ functions to reduce code size and simplify the code. Cc: Per Dalen <per.dalen@appeartv.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Jean Delvare <khali@linux-fr.org>
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215690a4f1
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@ -286,11 +286,10 @@ static int max6642_probe(struct i2c_client *new_client,
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struct max6642_data *data;
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int err;
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data = kzalloc(sizeof(struct max6642_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(&new_client->dev, sizeof(struct max6642_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(new_client, data);
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mutex_init(&data->update_lock);
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@ -301,7 +300,7 @@ static int max6642_probe(struct i2c_client *new_client,
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/* Register sysfs hooks */
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err = sysfs_create_group(&new_client->dev.kobj, &max6642_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(&new_client->dev);
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if (IS_ERR(data->hwmon_dev)) {
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@ -313,9 +312,6 @@ static int max6642_probe(struct i2c_client *new_client,
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exit_remove_files:
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sysfs_remove_group(&new_client->dev.kobj, &max6642_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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@ -326,7 +322,6 @@ static int max6642_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, &max6642_group);
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kfree(data);
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return 0;
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}
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