hwmon: (max6642) Convert to use devm_ functions

Convert to use devm_ functions to reduce code size and simplify the code.

Cc: Per Dalen <per.dalen@appeartv.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>

1 files changed, 5 insertions, 10 deletions

diff --git a/drivers/hwmon/max6642.c b/drivers/hwmon/max6642.c
index 4298909a41fd..bf236c0782b7 100644
--- a/drivers/hwmon/max6642.c
+++ b/drivers/hwmon/max6642.c
@@ -286,11 +286,10 @@ static int max6642_probe(struct i2c_client *new_client,
         struct max6642_data *data;
         int err;
 
-        data = kzalloc(sizeof(struct max6642_data), GFP_KERNEL);
-        if (!data) {
-                err = -ENOMEM;
-                goto exit;
-        }
+        data = devm_kzalloc(&new_client->dev, sizeof(struct max6642_data),
+                            GFP_KERNEL);
+        if (!data)
+                return -ENOMEM;
 
         i2c_set_clientdata(new_client, data);
         mutex_init(&data->update_lock);
@@ -301,7 +300,7 @@ static int max6642_probe(struct i2c_client *new_client,
         /* Register sysfs hooks */
         err = sysfs_create_group(&new_client->dev.kobj, &max6642_group);
         if (err)
-                goto exit_free;
+                return err;
 
         data->hwmon_dev = hwmon_device_register(&new_client->dev);
         if (IS_ERR(data->hwmon_dev)) {
@@ -313,9 +312,6 @@ static int max6642_probe(struct i2c_client *new_client,
 
 exit_remove_files:
         sysfs_remove_group(&new_client->dev.kobj, &max6642_group);
-exit_free:
-        kfree(data);
-exit:
         return err;
 }
 
@@ -326,7 +322,6 @@ static int max6642_remove(struct i2c_client *client)
         hwmon_device_unregister(data->hwmon_dev);
         sysfs_remove_group(&client->dev.kobj, &max6642_group);
 
-        kfree(data);
         return 0;
 }