hwmon: (emc6w201) 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/emc6w201.c b/drivers/hwmon/emc6w201.c
index 840f511..ada12a9 100644
--- a/drivers/hwmon/emc6w201.c
+++ b/drivers/hwmon/emc6w201.c
@@ -492,11 +492,10 @@
struct emc6w201_data *data;
int err;
- data = kzalloc(sizeof(struct emc6w201_data), GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit;
- }
+ data = devm_kzalloc(&client->dev, sizeof(struct emc6w201_data),
+ GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
i2c_set_clientdata(client, data);
mutex_init(&data->update_lock);
@@ -504,7 +503,7 @@
/* Create sysfs attribute */
err = sysfs_create_group(&client->dev.kobj, &emc6w201_group);
if (err)
- goto exit_free;
+ return err;
/* Expose as a hwmon device */
data->hwmon_dev = hwmon_device_register(&client->dev);
@@ -517,9 +516,6 @@
exit_remove:
sysfs_remove_group(&client->dev.kobj, &emc6w201_group);
- exit_free:
- kfree(data);
- exit:
return err;
}
@@ -529,7 +525,6 @@
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &emc6w201_group);
- kfree(data);
return 0;
}