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path: root/drivers/hwmon/i5k_amb.c
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Diffstat (limited to 'drivers/hwmon/i5k_amb.c')
-rw-r--r--drivers/hwmon/i5k_amb.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/hwmon/i5k_amb.c b/drivers/hwmon/i5k_amb.c
index d22f241b6a67..a18882cc073d 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;