* [lm-sensors] [PATCH 07/10] hwmon: (vt1211) Fix vrm write operation
@ 2014-08-06 0:25 Axel Lin
0 siblings, 0 replies; only message in thread
From: Axel Lin @ 2014-08-06 0:25 UTC (permalink / raw)
To: lm-sensors
vrm is an u8, so the written value needs to be limited to [0, 255].
Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/hwmon/vt1211.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/hwmon/vt1211.c b/drivers/hwmon/vt1211.c
index 344b22e..3ea57c3 100644
--- a/drivers/hwmon/vt1211.c
+++ b/drivers/hwmon/vt1211.c
@@ -879,6 +879,9 @@ 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;
--
1.9.1
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2014-08-06 0:25 [lm-sensors] [PATCH 07/10] hwmon: (vt1211) Fix vrm write operation Axel Lin
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