hwmon: (lm83) Convert to use devm_ functions

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

Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>

diff --git a/drivers/hwmon/lm83.c b/drivers/hwmon/lm83.c
index cd45b9d..e998034 100644 (file)
--- a/drivers/hwmon/lm83.c
+++ b/drivers/hwmon/lm83.c
@@ -343,11 +343,10 @@ static int lm83_probe(struct i2c_client *new_client,
        struct lm83_data *data;
        int err;
 
-       data = kzalloc(sizeof(struct lm83_data), GFP_KERNEL);
-       if (!data) {
-               err = -ENOMEM;
-               goto exit;
-       }
+       data = devm_kzalloc(&new_client->dev, sizeof(struct lm83_data),
+                           GFP_KERNEL);
+       if (!data)
+               return -ENOMEM;
 
        i2c_set_clientdata(new_client, data);
        data->valid = 0;
@@ -362,7 +361,7 @@ static int lm83_probe(struct i2c_client *new_client,
 
        err = sysfs_create_group(&new_client->dev.kobj, &lm83_group);
        if (err)
-               goto exit_free;
+               return err;
 
        if (id->driver_data == lm83) {
                err = sysfs_create_group(&new_client->dev.kobj,
@@ -382,9 +381,6 @@ static int lm83_probe(struct i2c_client *new_client,
 exit_remove_files:
        sysfs_remove_group(&new_client->dev.kobj, &lm83_group);
        sysfs_remove_group(&new_client->dev.kobj, &lm83_group_opt);
-exit_free:
-       kfree(data);
-exit:
        return err;
 }
 
@@ -396,7 +392,6 @@ static int lm83_remove(struct i2c_client *client)
        sysfs_remove_group(&client->dev.kobj, &lm83_group);
        sysfs_remove_group(&client->dev.kobj, &lm83_group_opt);
 
-       kfree(data);
        return 0;
 }