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 | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/drivers/hwmon/sht21.c b/drivers/hwmon/sht21.c
index 6c2dede..c2565d0 100644
--- a/drivers/hwmon/sht21.c
+++ b/drivers/hwmon/sht21.c
@@ -199,11 +199,10 @@ static int __devinit sht21_probe(struct i2c_client *client,
return -ENODEV;
}
- sht21 = kzalloc(sizeof(*sht21), GFP_KERNEL);
- if (!sht21) {
- dev_dbg(&client->dev, "kzalloc failed\n");
+ sht21 = devm_kzalloc(&client->dev, sizeof(*sht21), GFP_KERNEL);
+ if (!sht21)
return -ENOMEM;
- }
+
i2c_set_clientdata(client, sht21);
mutex_init(&sht21->lock);
@@ -211,7 +210,7 @@ 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 +225,6 @@ 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 +238,6 @@ 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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