@@ -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,
- data, data->groups);
- if (IS_ERR(data->hwmon_dev))
- return PTR_ERR(data->hwmon_dev);
+ hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
+ data, data->groups);
+ if (IS_ERR(hwmon_dev))
+ return PTR_ERR(hwmon_dev);
if (client->irq) {
dev_dbg(dev, "IRQ: %d\n", client->irq);
@@ -1608,24 +1608,11 @@ 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 err;
}
}
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;
}
static void lm90_alert(struct i2c_client *client, unsigned int flag)
@@ -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,
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: Guenter Roeck <linux@roeck-us.net> --- drivers/hwmon/lm90.c | 26 ++++++-------------------- 1 file changed, 6 insertions(+), 20 deletions(-)