hwmon: Allow writing of negative trigger temperatures

[karo-tx-linux.git] / drivers / hwmon / ds1621.c

diff --git a/drivers/hwmon/ds1621.c b/drivers/hwmon/ds1621.c
index 1212d6b7f316ee6297374d1f3454a76d2e7ac0ae..5a861f936120514340b4eff37930c5561dbe5f6c 100644 (file)
--- a/drivers/hwmon/ds1621.c
+++ b/drivers/hwmon/ds1621.c
@@ -151,7 +151,7 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *da,
        struct sensor_device_attribute *attr = to_sensor_dev_attr(da);
        struct i2c_client *client = to_i2c_client(dev);
        struct ds1621_data *data = ds1621_update_client(dev);
-       u16 val = LM75_TEMP_TO_REG(simple_strtoul(buf, NULL, 10));
+       u16 val = LM75_TEMP_TO_REG(simple_strtol(buf, NULL, 10));
 
        mutex_lock(&data->update_lock);
        data->temp[attr->index] = val;