[PATCH 18/79] hwmon: (w83791d) Fix vrm value range

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When updating vrm, the value range was not limited. This could result in more or
less random vrm values if the value provided by the user was larger than 255.
Fix by limiting the range to 0..255 using the SENSORS_LIMIT macro.

Cc: Charles Spirakis <bezaur@xxxxxxxxx>
Cc: Marc Hulsman <m.hulsman@xxxxxxxxxx>
Signed-off-by: Guenter Roeck <guenter.roeck@xxxxxxxxxxxx>
---
 drivers/hwmon/w83791d.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c
index 2f446f9..a3b6319 100644
--- a/drivers/hwmon/w83791d.c
+++ b/drivers/hwmon/w83791d.c
@@ -1184,7 +1184,7 @@ static ssize_t store_vrm_reg(struct device *dev,
 	if (err)
 		return err;
 
-	data->vrm = val;
+	data->vrm = SENSORS_LIMIT(val, 0, 255);
 	return count;
 }
 
-- 
1.7.3.1


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