From be92304034220ee94a34df379101f14570db331b Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Sat, 2 Jun 2012 09:57:57 -0700 Subject: [PATCH] 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 --- drivers/hwmon/ad7314.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/drivers/hwmon/ad7314.c b/drivers/hwmon/ad7314.c index f915eb1..37c01e7 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; } -- 2.7.4