hwmon: (lm80) 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>
diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
index e2c43e1..28a8b71 100644
--- a/drivers/hwmon/lm80.c
+++ b/drivers/hwmon/lm80.c
@@ -543,11 +543,9 @@
struct lm80_data *data;
int err;
- data = kzalloc(sizeof(struct lm80_data), GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit;
- }
+ data = devm_kzalloc(&client->dev, sizeof(struct lm80_data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
i2c_set_clientdata(client, data);
mutex_init(&data->update_lock);
@@ -562,7 +560,7 @@
/* Register sysfs hooks */
err = sysfs_create_group(&client->dev.kobj, &lm80_group);
if (err)
- goto error_free;
+ return err;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -574,9 +572,6 @@
error_remove:
sysfs_remove_group(&client->dev.kobj, &lm80_group);
-error_free:
- kfree(data);
-exit:
return err;
}
@@ -587,7 +582,6 @@
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &lm80_group);
- kfree(data);
return 0;
}