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authorGuenter Roeck <linux@roeck-us.net>2012-02-22 08:56:49 -0800
committerGuenter Roeck <guenter.roeck@ericsson.com>2012-03-18 18:27:46 -0700
commit36839287204f1c419907d3873f1e45062000e8a2 (patch)
tree791547e087f072914199dcc93862b1bb144348f6 /drivers/hwmon
parentdd285ad7373bf5d21cceacb3b7a5eb8b72d37085 (diff)
downloadop-kernel-dev-36839287204f1c419907d3873f1e45062000e8a2.zip
op-kernel-dev-36839287204f1c419907d3873f1e45062000e8a2.tar.gz
hwmon: (ltc4261) Convert to use devm_kzalloc
Marginally less code and eliminate the possibility of memory leaks. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/ltc4261.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/hwmon/ltc4261.c b/drivers/hwmon/ltc4261.c
index ab1bfbf..069b7d34 100644
--- a/drivers/hwmon/ltc4261.c
+++ b/drivers/hwmon/ltc4261.c
@@ -235,11 +235,9 @@ static int ltc4261_probe(struct i2c_client *client,
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);
@@ -250,7 +248,7 @@ static int ltc4261_probe(struct i2c_client *client,
/* Register sysfs hooks */
ret = sysfs_create_group(&client->dev.kobj, &ltc4261_group);
if (ret)
- goto out_sysfs_create_group;
+ return ret;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -262,9 +260,6 @@ static int ltc4261_probe(struct i2c_client *client,
out_hwmon_device_register:
sysfs_remove_group(&client->dev.kobj, &ltc4261_group);
-out_sysfs_create_group:
- kfree(data);
-out_kzalloc:
return ret;
}
@@ -275,8 +270,6 @@ static int ltc4261_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &ltc4261_group);
- kfree(data);
-
return 0;
}
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