From mboxrd@z Thu Jan 1 00:00:00 1970 From: Axel Lin Date: Wed, 06 Aug 2014 00:23:18 +0000 Subject: [lm-sensors] [PATCH 04/10] hwmon: (lm85) Fix vrm write operation Message-Id: <1407284598.4924.9.camel@phoenix> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lm-sensors@vger.kernel.org vrm is an u8, so the written value needs to be limited to [0, 255]. Signed-off-by: Axel Lin --- drivers/hwmon/lm85.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c index b0129a5..7c1e55e 100644 --- a/drivers/hwmon/lm85.c +++ b/drivers/hwmon/lm85.c @@ -460,6 +460,9 @@ static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, if (err) return err; + if (val > 255) + return -EINVAL; + data->vrm = val; return count; } -- 1.9.1 _______________________________________________ lm-sensors mailing list lm-sensors@lm-sensors.org http://lists.lm-sensors.org/mailman/listinfo/lm-sensors