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hwmon: (pc87360) Fix vrm write operation 

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

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Axel Lin 2014-08-06 08:24:54 +08:00 committed by Guenter Roeck
parent fa642d9d6e
commit 5e3b5610f9
1 changed files with 3 additions and 0 deletions
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3
drivers/hwmon/pc87360.c
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@ -615,6 +615,9 @@ static ssize_t set_vrm(struct device *dev, struct device_attribute *attr,
if (err) if (err)
return err; return err;
if (val > 255)
return -EINVAL;
data->vrm = val; data->vrm = val;
return count; return count;
} }