[PATCH v4 1/2] mt76: mt7915: fix hwmon temp sensor mem use-after-free
Felix Fietkau
nbd at nbd.name
Fri Aug 13 03:15:00 PDT 2021
On 2021-07-31 04:17, Ryder Lee wrote:
> From: Ben Greear <greearb at candelatech.com>
>
> Without this change, garbage is seen in the hwmon name
> and sensors output for mt7915 is garbled.
Where does the use-after-free bug come from? It's not obvious to me why
using KBUILD_MODNAME instead of wiphy_name() fixes it.
I still think the phy name should probably be part of the prefix.
> With the change:
>
> mt7915-pci-1400
> Adapter: PCI adapter
> temp1: +49.0°C
>
> Fixes: d6938251bb5b (mt76: mt7915: add thermal sensor device support)
The format is wrong (missing quotes), and the hash references a commit
that's not in any upstream tree.
- Felix
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