diff options
| author |   Axel Lin <axel.lin@ingics.com> | 2014-08-06 08:24:54 +0800 |
|---|---|---|
| committer |   Guenter Roeck <linux@roeck-us.net> | 2014-08-05 19:44:42 -0700 |
| commit | 5e3b5610f921701b235fc9a1bb17c040224bd76e (patch) | |
| tree | beae4e5b34a0bf1661b716e478bca5ae0d266dac /drivers/hwmon/pc87360.c | |
| parent | hwmon: (lm87) Fix vrm write operation (diff) | |
| download | linux-dev-5e3b5610f921701b235fc9a1bb17c040224bd76e.tar.xz linux-dev-5e3b5610f921701b235fc9a1bb17c040224bd76e.zip | |
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>
Diffstat (limited to 'drivers/hwmon/pc87360.c')
| -rw-r--r-- | drivers/hwmon/pc87360.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/hwmon/pc87360.c b/drivers/hwmon/pc87360.c index 988181e4cfcd..145f674c1d87 100644 --- a/drivers/hwmon/pc87360.c +++ b/drivers/hwmon/pc87360.c @@ -615,6 +615,9 @@ static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, if (err) return err; + if (val > 255) + return -EINVAL; + data->vrm = val; return count; } |