hwmon: (ads7828) 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/ads7828.c b/drivers/hwmon/ads7828.c
index bf3fdf495595..1f9e8af0f322 100644
--- a/drivers/hwmon/ads7828.c
+++ b/drivers/hwmon/ads7828.c
@@ -154,7 +154,6 @@ static int ads7828_remove(struct i2c_client *client)
         struct ads7828_data *data = i2c_get_clientdata(client);
         hwmon_device_unregister(data->hwmon_dev);
         sysfs_remove_group(&client->dev.kobj, &ads7828_group);
-        kfree(i2c_get_clientdata(client));
         return 0;
 }
 
@@ -217,11 +216,10 @@ static int ads7828_probe(struct i2c_client *client,
         struct ads7828_data *data;
         int err;
 
-        data = kzalloc(sizeof(struct ads7828_data), GFP_KERNEL);
-        if (!data) {
-                err = -ENOMEM;
-                goto exit;
-        }
+        data = devm_kzalloc(&client->dev, sizeof(struct ads7828_data),
+                            GFP_KERNEL);
+        if (!data)
+                return -ENOMEM;
 
         i2c_set_clientdata(client, data);
         mutex_init(&data->update_lock);
@@ -229,7 +227,7 @@ static int ads7828_probe(struct i2c_client *client,
         /* Register sysfs hooks */
         err = sysfs_create_group(&client->dev.kobj, &ads7828_group);
         if (err)
-                goto exit_free;
+                return err;
 
         data->hwmon_dev = hwmon_device_register(&client->dev);
         if (IS_ERR(data->hwmon_dev)) {
@@ -241,9 +239,6 @@ static int ads7828_probe(struct i2c_client *client,
 
 exit_remove:
         sysfs_remove_group(&client->dev.kobj, &ads7828_group);
-exit_free:
-        kfree(data);
-exit:
         return err;
 }