hwmon: (adt7470) 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>

1 files changed, 5 insertions, 10 deletions

diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index 54ec890521ff..39ecb1a3b9ef 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -1256,11 +1256,10 @@ static int adt7470_probe(struct i2c_client *client,
         struct adt7470_data *data;
         int err;
 
-        data = kzalloc(sizeof(struct adt7470_data), GFP_KERNEL);
-        if (!data) {
-                err = -ENOMEM;
-                goto exit;
-        }
+        data = devm_kzalloc(&client->dev, sizeof(struct adt7470_data),
+                            GFP_KERNEL);
+        if (!data)
+                return -ENOMEM;
 
         data->num_temp_sensors = -1;
         data->auto_update_interval = AUTO_UPDATE_INTERVAL;
@@ -1277,7 +1276,7 @@ static int adt7470_probe(struct i2c_client *client,
         data->attrs.attrs = adt7470_attr;
         err = sysfs_create_group(&client->dev.kobj, &data->attrs);
         if (err)
-                goto exit_free;
+                return err;
 
         data->hwmon_dev = hwmon_device_register(&client->dev);
         if (IS_ERR(data->hwmon_dev)) {
@@ -1299,9 +1298,6 @@ exit_unregister:
         hwmon_device_unregister(data->hwmon_dev);
 exit_remove:
         sysfs_remove_group(&client->dev.kobj, &data->attrs);
-exit_free:
-        kfree(data);
-exit:
         return err;
 }
 
@@ -1313,7 +1309,6 @@ static int adt7470_remove(struct i2c_client *client)
         wait_for_completion(&data->auto_update_stop);
         hwmon_device_unregister(data->hwmon_dev);
         sysfs_remove_group(&client->dev.kobj, &data->attrs);
-        kfree(data);
         return 0;
 }