hwmon: (max1111) 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/max1111.c b/drivers/hwmon/max1111.c
index 362a40e..f3978a4 100644
--- a/drivers/hwmon/max1111.c
+++ b/drivers/hwmon/max1111.c
@@ -168,7 +168,7 @@
if (err < 0)
return err;
- data = kzalloc(sizeof(struct max1111_data), GFP_KERNEL);
+ data = devm_kzalloc(&spi->dev, sizeof(struct max1111_data), GFP_KERNEL);
if (data == NULL) {
dev_err(&spi->dev, "failed to allocate memory\n");
return -ENOMEM;
@@ -176,7 +176,7 @@
err = setup_transfer(data);
if (err)
- goto err_free_data;
+ return err;
mutex_init(&data->drvdata_lock);
@@ -186,7 +186,7 @@
err = sysfs_create_group(&spi->dev.kobj, &max1111_attr_group);
if (err) {
dev_err(&spi->dev, "failed to create attribute group\n");
- goto err_free_data;
+ return err;
}
data->hwmon_dev = hwmon_device_register(&spi->dev);
@@ -203,8 +203,6 @@
err_remove:
sysfs_remove_group(&spi->dev.kobj, &max1111_attr_group);
-err_free_data:
- kfree(data);
return err;
}
@@ -215,7 +213,6 @@
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&spi->dev.kobj, &max1111_attr_group);
mutex_destroy(&data->drvdata_lock);
- kfree(data);
return 0;
}