hwmon: (w83792d) 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, 6 insertions, 12 deletions

diff --git a/drivers/hwmon/w83792d.c b/drivers/hwmon/w83792d.c
index ffb5fdfecf0d..0ba5a2bd562e 100644
--- a/drivers/hwmon/w83792d.c
+++ b/drivers/hwmon/w83792d.c
@@ -1422,11 +1422,9 @@ w83792d_probe(struct i2c_client *client, const struct i2c_device_id *id)
         struct device *dev = &client->dev;
         int i, val1, err;
 
-        data = kzalloc(sizeof(struct w83792d_data), GFP_KERNEL);
-        if (!data) {
-                err = -ENOMEM;
-                goto ERROR0;
-        }
+        data = devm_kzalloc(dev, sizeof(struct w83792d_data), GFP_KERNEL);
+        if (!data)
+                return -ENOMEM;
 
         i2c_set_clientdata(client, data);
         data->valid = 0;
@@ -1434,7 +1432,7 @@ w83792d_probe(struct i2c_client *client, const struct i2c_device_id *id)
 
         err = w83792d_detect_subclients(client);
         if (err)
-                goto ERROR1;
+                return err;
 
         /* Initialize the chip */
         w83792d_init_client(client);
@@ -1448,7 +1446,7 @@ w83792d_probe(struct i2c_client *client, const struct i2c_device_id *id)
         /* Register sysfs hooks */
         err = sysfs_create_group(&dev->kobj, &w83792d_group);
         if (err)
-                goto ERROR3;
+                goto exit_i2c_unregister;
 
         /*
          * Read GPIO enable register to check if pins for fan 4,5 are used as
@@ -1493,14 +1491,11 @@ exit_remove_files:
         sysfs_remove_group(&dev->kobj, &w83792d_group);
         for (i = 0; i < ARRAY_SIZE(w83792d_group_fan); i++)
                 sysfs_remove_group(&dev->kobj, &w83792d_group_fan[i]);
-ERROR3:
+exit_i2c_unregister:
         if (data->lm75[0] != NULL)
                 i2c_unregister_device(data->lm75[0]);
         if (data->lm75[1] != NULL)
                 i2c_unregister_device(data->lm75[1]);
-ERROR1:
-        kfree(data);
-ERROR0:
         return err;
 }
 
@@ -1521,7 +1516,6 @@ w83792d_remove(struct i2c_client *client)
         if (data->lm75[1] != NULL)
                 i2c_unregister_device(data->lm75[1]);
 
-        kfree(data);
         return 0;
 }