Commit fa642d9d authored by Axel Lin's avatar Axel Lin Committed by Guenter Roeck
Browse files

hwmon: (lm87) Fix vrm write operation 



vrm is an u8, so the written value needs to be limited to [0, 255].

Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent db59ac43

drivers/hwmon/lm87.c

+4 −0
Original line number Diff line number Diff line
@@ -617,6 +617,10 @@ static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, 
	err = kstrtoul(buf, 10, &val);

	if (err)

		return err;



	if (val > 255)

		return -EINVAL;



	data->vrm = val;

	return count;

}