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authorGuenter Roeck <linux@roeck-us.net>2012-06-02 18:57:57 +0200
committerGuenter Roeck <linux@roeck-us.net>2012-09-24 06:08:29 +0200
commitbe92304034220ee94a34df379101f14570db331b (patch)
tree0b19ff836268519970edc7d67ccc2d8f904fe24d /drivers/hwmon
parenthwmon: (abituguru3) Convert to use devm_ functions (diff)
downloadlinux-be92304034220ee94a34df379101f14570db331b.tar.xz
linux-be92304034220ee94a34df379101f14570db331b.zip
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>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/ad7314.c16
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;
}