diff options
Diffstat (limited to 'drivers/hwmon/i5k_amb.c')
| -rw-r--r-- | drivers/hwmon/i5k_amb.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/hwmon/i5k_amb.c b/drivers/hwmon/i5k_amb.c index d22f241b6a6..a18882cc073 100644 --- a/drivers/hwmon/i5k_amb.c +++ b/drivers/hwmon/i5k_amb.c @@ -159,8 +159,12 @@ static ssize_t store_amb_min(struct device *dev, { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); struct i5k_amb_data *data = dev_get_drvdata(dev); - unsigned long temp = simple_strtoul(buf, NULL, 10) / 500; + unsigned long temp; + int ret = kstrtoul(buf, 10, &temp); + if (ret < 0) + return ret; + temp = temp / 500; if (temp > 255) temp = 255; @@ -175,8 +179,12 @@ static ssize_t store_amb_mid(struct device *dev, { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); struct i5k_amb_data *data = dev_get_drvdata(dev); - unsigned long temp = simple_strtoul(buf, NULL, 10) / 500; + unsigned long temp; + int ret = kstrtoul(buf, 10, &temp); + if (ret < 0) + return ret; + temp = temp / 500; if (temp > 255) temp = 255; @@ -191,8 +199,12 @@ static ssize_t store_amb_max(struct device *dev, { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); struct i5k_amb_data *data = dev_get_drvdata(dev); - unsigned long temp = simple_strtoul(buf, NULL, 10) / 500; + unsigned long temp; + int ret = kstrtoul(buf, 10, &temp); + if (ret < 0) + return ret; + temp = temp / 500; if (temp > 255) temp = 255; |