hwmon: Allow writing of negative trigger temperatures

- replace differing temperature variable types by long
- use strtol() instead of strtoul() for conversion

Signed-off-by: Christian Hohnstaedt <chohnstaedt@innominate.com>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/hwmon/lm77.c b/drivers/hwmon/lm77.c
index dd969f1e8415..46e3abad7206 100644
--- a/drivers/hwmon/lm77.c
+++ b/drivers/hwmon/lm77.c
@@ -138,7 +138,7 @@ static ssize_t set_##value(struct device *dev, struct device_attribute *attr, co
 {                                                                               \
         struct i2c_client *client = to_i2c_client(dev);                         \
         struct lm77_data *data = i2c_get_clientdata(client);                    \
-        long val = simple_strtoul(buf, NULL, 10);                               \
+        long val = simple_strtol(buf, NULL, 10);                                \
                                                                                 \
         mutex_lock(&data->update_lock);                                         \
         data->value = val;                              \