[PATCH 63/95] hwmon: (ltc4215) Convert to use devm_ functions

[Guenter Roeck <linux@xxxxxxxxxxxx>]

Convert to use devm_ functions to reduce code size and simplify the code.

Cc: Ira W. Snyder <iws@xxxxxxxxxxxxxxxx>
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
 drivers/hwmon/ltc4215.c |   15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/drivers/hwmon/ltc4215.c b/drivers/hwmon/ltc4215.c
index 429c5b2..98b3d04f 100644
--- a/drivers/hwmon/ltc4215.c
+++ b/drivers/hwmon/ltc4215.c
@@ -253,11 +253,9 @@ static int ltc4215_probe(struct i2c_client *client,
 	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
 		return -ENODEV;
 
-	data = kzalloc(sizeof(*data), GFP_KERNEL);
-	if (!data) {
-		ret = -ENOMEM;
-		goto out_kzalloc;
-	}
+	data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
 
 	i2c_set_clientdata(client, data);
 	mutex_init(&data->update_lock);
@@ -268,7 +266,7 @@ static int ltc4215_probe(struct i2c_client *client,
 	/* Register sysfs hooks */
 	ret = sysfs_create_group(&client->dev.kobj, &ltc4215_group);
 	if (ret)
-		goto out_sysfs_create_group;
+		return ret;
 
 	data->hwmon_dev = hwmon_device_register(&client->dev);
 	if (IS_ERR(data->hwmon_dev)) {
@@ -280,9 +278,6 @@ static int ltc4215_probe(struct i2c_client *client,
 
 out_hwmon_device_register:
 	sysfs_remove_group(&client->dev.kobj, &ltc4215_group);
-out_sysfs_create_group:
-	kfree(data);
-out_kzalloc:
 	return ret;
 }
 
@@ -293,8 +288,6 @@ static int ltc4215_remove(struct i2c_client *client)
 	hwmon_device_unregister(data->hwmon_dev);
 	sysfs_remove_group(&client->dev.kobj, &ltc4215_group);
 
-	kfree(data);
-
 	return 0;
 }
 
-- 
1.7.9.7


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