| commit | db59ac434230c2d6c051bb314f320ad977e6841d | [log] [tgz] |
|---|---|---|
| author | Axel Lin <axel.lin@ingics.com> | Wed Aug 06 08:21:49 2014 +0800 |
| committer | Guenter Roeck <linux@roeck-us.net> | Tue Aug 05 19:44:36 2014 -0700 |
| tree | cc744c60dd7042b99b066d876b9611579abc4c2d | |
| parent | a4461647f66c6e12676f9e9ce43c1578a2ba02a1 [diff] [blame] |
hwmon: (asb100) 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>
diff --git a/drivers/hwmon/asb100.c b/drivers/hwmon/asb100.c index f960636..272fcc83 100644 --- a/drivers/hwmon/asb100.c +++ b/drivers/hwmon/asb100.c
@@ -510,6 +510,10 @@ err = kstrtoul(buf, 10, &val); if (err) return err; + + if (val > 255) + return -EINVAL; + data->vrm = val; return count; }