vrm is an u8, so the written value needs to be limited to [0, 255]. Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx> --- drivers/hwmon/w83791d.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c index cb3765f..001df85 100644 --- a/drivers/hwmon/w83791d.c +++ b/drivers/hwmon/w83791d.c @@ -1181,6 +1181,9 @@ static ssize_t store_vrm_reg(struct device *dev, if (err) return err; + if (val > 255) + return -EINVAL; + data->vrm = val; return count; } -- 1.9.1 _______________________________________________ lm-sensors mailing list lm-sensors@xxxxxxxxxxxxxx http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
