Commit 6e5f62b9 authored by Guenter Roeck's avatar Guenter Roeck
Browse files

hwmon: (lm90) Use devm_hwmon_device_register_with_groups 



Since all other cleanup handled with devm_add_action, we can use
devm_hwmon_device_register_with_groups() to register the hwmon
device, and drop the remove function.

Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent 1f17a444

drivers/hwmon/lm90.c

+6 −20
Original line number Diff line number Diff line
@@ -366,7 +366,6 @@ enum lm90_temp11_reg_index { 


struct lm90_data {

	struct i2c_client *client;

	struct device *hwmon_dev;

	const struct attribute_group *groups[6];

	struct mutex update_lock;

	char valid; /* zero until following fields are valid */
@@ -1527,6 +1526,7 @@ static int lm90_probe(struct i2c_client *client, 
	struct i2c_adapter *adapter = to_i2c_adapter(dev->parent);

	struct lm90_data *data;

	struct regulator *regulator;

	struct device *hwmon_dev;

	int groups = 0;

	int err;
@@ -1595,10 +1595,10 @@ static int lm90_probe(struct i2c_client *client, 
		devm_add_action(dev, lm90_remove_pec, dev);

	}



	data->hwmon_dev = hwmon_device_register_with_groups(dev, client->name,

	hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,

							   data, data->groups);

	if (IS_ERR(data->hwmon_dev))

		return PTR_ERR(data->hwmon_dev);

	if (IS_ERR(hwmon_dev))

		return PTR_ERR(hwmon_dev);



	if (client->irq) {

		dev_dbg(dev, "IRQ: %d\n", client->irq);
@@ -1608,22 +1608,9 @@ static int lm90_probe(struct i2c_client *client, 
						"lm90", client);

		if (err < 0) {

			dev_err(dev, "cannot request IRQ %d\n", client->irq);

			goto exit_unregister;

		}

	}



	return 0;



exit_unregister:

	hwmon_device_unregister(data->hwmon_dev);

			return err;

		}



static int lm90_remove(struct i2c_client *client)

{

	struct lm90_data *data = i2c_get_clientdata(client);



	hwmon_device_unregister(data->hwmon_dev);

	}



	return 0;

}
@@ -1659,7 +1646,6 @@ static struct i2c_driver lm90_driver = { 
		.name	= "lm90",

	},

	.probe		= lm90_probe,

	.remove		= lm90_remove,

	.alert		= lm90_alert,

	.id_table	= lm90_id,

	.detect		= lm90_detect,

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