hwmon: (ad7314) 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>

1 files changed, 6 insertions, 10 deletions

diff --git a/drivers/hwmon/ad7314.c b/drivers/hwmon/ad7314.c
index f915eb1c29f7..37c01e72d699 100644
--- a/drivers/hwmon/ad7314.c
+++ b/drivers/hwmon/ad7314.c
@@ -112,16 +112,16 @@ static int __devinit ad7314_probe(struct spi_device *spi_dev)
         int ret;
         struct ad7314_data *chip;
 
-        chip = kzalloc(sizeof(*chip), GFP_KERNEL);
-        if (chip == NULL) {
-                ret = -ENOMEM;
-                goto error_ret;
-        }
+        chip = devm_kzalloc(&spi_dev->dev, sizeof(*chip), GFP_KERNEL);
+        if (chip == NULL)
+                return -ENOMEM;
+
         dev_set_drvdata(&spi_dev->dev, chip);
 
         ret = sysfs_create_group(&spi_dev->dev.kobj, &ad7314_group);
         if (ret < 0)
-                goto error_free_chip;
+                return ret;
+
         chip->hwmon_dev = hwmon_device_register(&spi_dev->dev);
         if (IS_ERR(chip->hwmon_dev)) {
                 ret = PTR_ERR(chip->hwmon_dev);
@@ -132,9 +132,6 @@ static int __devinit ad7314_probe(struct spi_device *spi_dev)
         return 0;
 error_remove_group:
         sysfs_remove_group(&spi_dev->dev.kobj, &ad7314_group);
-error_free_chip:
-        kfree(chip);
-error_ret:
         return ret;
 }
 
@@ -144,7 +141,6 @@ static int __devexit ad7314_remove(struct spi_device *spi_dev)
 
         hwmon_device_unregister(chip->hwmon_dev);
         sysfs_remove_group(&spi_dev->dev.kobj, &ad7314_group);
-        kfree(chip);
 
         return 0;
 }