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>

1 files changed, 5 insertions, 10 deletions

diff --git a/drivers/hwmon/emc6w201.c b/drivers/hwmon/emc6w201.c
index 840f5112e602..ada12a98a97c 100644
--- a/drivers/hwmon/emc6w201.c
+++ b/drivers/hwmon/emc6w201.c
@@ -492,11 +492,10 @@ static int emc6w201_probe(struct i2c_client *client,
         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 @@ static int emc6w201_probe(struct i2c_client *client,
         /* 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 @@ static int emc6w201_probe(struct i2c_client *client,
 
  exit_remove:
         sysfs_remove_group(&client->dev.kobj, &emc6w201_group);
- exit_free:
-        kfree(data);
- exit:
         return err;
 }
 
@@ -529,7 +525,6 @@ static int emc6w201_remove(struct i2c_client *client)
 
         hwmon_device_unregister(data->hwmon_dev);
         sysfs_remove_group(&client->dev.kobj, &emc6w201_group);
-        kfree(data);
 
         return 0;
 }