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authorGuenter Roeck <linux@roeck-us.net>2012-06-02 09:57:58 -0700
committerGuenter Roeck <linux@roeck-us.net>2012-09-23 21:08:29 -0700
commitd5282926aa89587d78bbfeb6655500b1a72de15c (patch)
tree1322ed9247b4fe4e19668b10ee1bcd1a5c1223fa /drivers/hwmon/ad7418.c
parent0fee6591b7f82bb293de7949297fc8db59b31f0d (diff)
downloadop-kernel-dev-d5282926aa89587d78bbfeb6655500b1a72de15c.zip
op-kernel-dev-d5282926aa89587d78bbfeb6655500b1a72de15c.tar.gz
hwmon: (ad7418) 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/ad7418.c')
-rw-r--r--drivers/hwmon/ad7418.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/hwmon/ad7418.c b/drivers/hwmon/ad7418.c
index a50a6be..57d4a62 100644
--- a/drivers/hwmon/ad7418.c
+++ b/drivers/hwmon/ad7418.c
@@ -227,16 +227,13 @@ static int ad7418_probe(struct i2c_client *client,
int err;
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA |
- I2C_FUNC_SMBUS_WORD_DATA)) {
- err = -EOPNOTSUPP;
- goto exit;
- }
+ I2C_FUNC_SMBUS_WORD_DATA))
+ return -EOPNOTSUPP;
- data = kzalloc(sizeof(struct ad7418_data), GFP_KERNEL);
- if (!data) {
- err = -ENOMEM;
- goto exit;
- }
+ data = devm_kzalloc(&client->dev, sizeof(struct ad7418_data),
+ GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
i2c_set_clientdata(client, data);
@@ -268,7 +265,7 @@ static int ad7418_probe(struct i2c_client *client,
/* Register sysfs hooks */
err = sysfs_create_group(&client->dev.kobj, &data->attrs);
if (err)
- goto exit_free;
+ return err;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -280,9 +277,6 @@ static int ad7418_probe(struct i2c_client *client,
exit_remove:
sysfs_remove_group(&client->dev.kobj, &data->attrs);
-exit_free:
- kfree(data);
-exit:
return err;
}
@@ -291,7 +285,6 @@ static int ad7418_remove(struct i2c_client *client)
struct ad7418_data *data = i2c_get_clientdata(client);
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &data->attrs);
- kfree(data);
return 0;
}
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