hwmon: (lm63) 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>

diff --git a/drivers/hwmon/lm63.c b/drivers/hwmon/lm63.c
index 602a0f0b0de8baae095a6c21cefad245fe869e58..eed4d94017886626db4e08d0a231a15fcf1d96f0 100644 (file)
--- a/drivers/hwmon/lm63.c
+++ b/drivers/hwmon/lm63.c
@@ -1108,11 +1108,9 @@ static int lm63_probe(struct i2c_client *client,
        struct lm63_data *data;
        int err;
 
-       data = kzalloc(sizeof(struct lm63_data), GFP_KERNEL);
-       if (!data) {
-               err = -ENOMEM;
-               goto exit;
-       }
+       data = devm_kzalloc(&client->dev, sizeof(struct lm63_data), GFP_KERNEL);
+       if (!data)
+               return -ENOMEM;
 
        i2c_set_clientdata(client, data);
        data->valid = 0;
@@ -1129,7 +1127,7 @@ static int lm63_probe(struct i2c_client *client,
        /* Register sysfs hooks */
        err = sysfs_create_group(&client->dev.kobj, &lm63_group);
        if (err)
-               goto exit_free;
+               return err;
        if (data->config & 0x04) { /* tachometer enabled */
                err = sysfs_create_group(&client->dev.kobj, &lm63_group_fan1);
                if (err)
@@ -1161,9 +1159,6 @@ exit_remove_files:
                device_remove_file(&client->dev, &dev_attr_temp2_type);
                sysfs_remove_group(&client->dev.kobj, &lm63_group_extra_lut);
        }
-exit_free:
-       kfree(data);
-exit:
        return err;
 }
 
@@ -1179,7 +1174,6 @@ static int lm63_remove(struct i2c_client *client)
                sysfs_remove_group(&client->dev.kobj, &lm63_group_extra_lut);
        }
 
-       kfree(data);
        return 0;
 }