diff options
Diffstat (limited to 'drivers/hwmon/ad7418.c')
| -rw-r--r-- | drivers/hwmon/ad7418.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/hwmon/ad7418.c b/drivers/hwmon/ad7418.c index 8cb718ce8237..a50a6bef16c4 100644 --- a/drivers/hwmon/ad7418.c +++ b/drivers/hwmon/ad7418.c @@ -167,7 +167,11 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *devattr, struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); struct i2c_client *client = to_i2c_client(dev); struct ad7418_data *data = i2c_get_clientdata(client); - long temp = simple_strtol(buf, NULL, 10); + long temp; + int ret = kstrtol(buf, 10, &temp); + + if (ret < 0) + return ret; mutex_lock(&data->lock); data->temp[attr->index] = LM75_TEMP_TO_REG(temp); @@ -228,7 +232,8 @@ static int ad7418_probe(struct i2c_client *client, goto exit; } - if (!(data = kzalloc(sizeof(struct ad7418_data), GFP_KERNEL))) { + data = kzalloc(sizeof(struct ad7418_data), GFP_KERNEL); + if (!data) { err = -ENOMEM; goto exit; } @@ -261,7 +266,8 @@ static int ad7418_probe(struct i2c_client *client, ad7418_init_client(client); /* Register sysfs hooks */ - if ((err = sysfs_create_group(&client->dev.kobj, &data->attrs))) + err = sysfs_create_group(&client->dev.kobj, &data->attrs); + if (err) goto exit_free; data->hwmon_dev = hwmon_device_register(&client->dev); @@ -289,20 +295,9 @@ static int ad7418_remove(struct i2c_client *client) return 0; } -static int __init ad7418_init(void) -{ - return i2c_add_driver(&ad7418_driver); -} - -static void __exit ad7418_exit(void) -{ - i2c_del_driver(&ad7418_driver); -} +module_i2c_driver(ad7418_driver); MODULE_AUTHOR("Alessandro Zummo <a.zummo@towertech.it>"); MODULE_DESCRIPTION("AD7416/17/18 driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); - -module_init(ad7418_init); -module_exit(ad7418_exit); |