[PATCH 73/95] hwmon: (sht21) Convert to use devm_ functions

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

Cc: Jonathan Cameron <jic23@xxxxxxxxx>
Cc: Urs Fleisch <urs.fleisch@xxxxxxxxxxxxx>
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
 drivers/hwmon/sht21.c |   10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/hwmon/sht21.c b/drivers/hwmon/sht21.c
index 6c2dede..3120887 100644
--- a/drivers/hwmon/sht21.c
+++ b/drivers/hwmon/sht21.c
@@ -199,9 +199,9 @@ static int __devinit sht21_probe(struct i2c_client *client,
 		return -ENODEV;
 	}
 
-	sht21 = kzalloc(sizeof(*sht21), GFP_KERNEL);
+	sht21 = devm_kzalloc(&client->dev, sizeof(*sht21), GFP_KERNEL);
 	if (!sht21) {
-		dev_dbg(&client->dev, "kzalloc failed\n");
+		dev_dbg(&client->dev, "devm_kzalloc failed\n");
 		return -ENOMEM;
 	}
 	i2c_set_clientdata(client, sht21);
@@ -211,7 +211,7 @@ static int __devinit sht21_probe(struct i2c_client *client,
 	err = sysfs_create_group(&client->dev.kobj, &sht21_attr_group);
 	if (err) {
 		dev_dbg(&client->dev, "could not create sysfs files\n");
-		goto fail_free;
+		return err;
 	}
 	sht21->hwmon_dev = hwmon_device_register(&client->dev);
 	if (IS_ERR(sht21->hwmon_dev)) {
@@ -226,9 +226,6 @@ static int __devinit sht21_probe(struct i2c_client *client,
 
 fail_remove_sysfs:
 	sysfs_remove_group(&client->dev.kobj, &sht21_attr_group);
-fail_free:
-	kfree(sht21);
-
 	return err;
 }
 
@@ -242,7 +239,6 @@ static int __devexit sht21_remove(struct i2c_client *client)
 
 	hwmon_device_unregister(sht21->hwmon_dev);
 	sysfs_remove_group(&client->dev.kobj, &sht21_attr_group);
-	kfree(sht21);
 
 	return 0;
 }
-- 
1.7.9.7


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