hwmon: (lm92) 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>
This commit is contained in:
Guenter Roeck
2012-06-02 09:58:11 -07:00
parent 35bb95a17a
commit 705375cc41

View File

@@ -373,11 +373,10 @@ static int lm92_probe(struct i2c_client *new_client,
struct lm92_data *data; struct lm92_data *data;
int err; int err;
data = kzalloc(sizeof(struct lm92_data), GFP_KERNEL); data = devm_kzalloc(&new_client->dev, sizeof(struct lm92_data),
if (!data) { GFP_KERNEL);
err = -ENOMEM; if (!data)
goto exit; return -ENOMEM;
}
i2c_set_clientdata(new_client, data); i2c_set_clientdata(new_client, data);
data->valid = 0; data->valid = 0;
@@ -389,7 +388,7 @@ static int lm92_probe(struct i2c_client *new_client,
/* Register sysfs hooks */ /* Register sysfs hooks */
err = sysfs_create_group(&new_client->dev.kobj, &lm92_group); err = sysfs_create_group(&new_client->dev.kobj, &lm92_group);
if (err) if (err)
goto exit_free; return err;
data->hwmon_dev = hwmon_device_register(&new_client->dev); data->hwmon_dev = hwmon_device_register(&new_client->dev);
if (IS_ERR(data->hwmon_dev)) { if (IS_ERR(data->hwmon_dev)) {
@@ -401,9 +400,6 @@ static int lm92_probe(struct i2c_client *new_client,
exit_remove: exit_remove:
sysfs_remove_group(&new_client->dev.kobj, &lm92_group); sysfs_remove_group(&new_client->dev.kobj, &lm92_group);
exit_free:
kfree(data);
exit:
return err; return err;
} }
@@ -414,7 +410,6 @@ static int lm92_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev); hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &lm92_group); sysfs_remove_group(&client->dev.kobj, &lm92_group);
kfree(data);
return 0; return 0;
} }