linux-kernel - Re: wifi: mt76: mt7996: avoid potential null deref in mt7996_get_et

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Message-ID: <46a53498-6c20-48fd-b090-02163baefddd@web.de>
Date: Mon, 24 Mar 2025 08:33:39 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: Dan Carpenter <dan.carpenter@...aro.org>, Qasim Ijaz
 <qasdev00@...il.com>, linux-wireless@...r.kernel.org,
 linux-mediatek@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org
Cc: LKML <linux-kernel@...r.kernel.org>,
 Angelo Gioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 Bo Jiao <bo.jiao@...iatek.com>, Felix Fietkau <nbd@....name>,
 James Dutton <james.dutton@...il.com>,
 Johannes Berg <johannes@...solutions.net>,
 Jonas Gorski <jonas.gorski@...il.com>, Lorenzo Bianconi
 <lorenzo@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
 Peter Chiu <chui-hao.chiu@...iatek.com>, Ryder Lee <ryder.lee@...iatek.com>,
 Sean Wang <sean.wang@...iatek.com>, Shayne Chen <shayne.chen@...iatek.com>
Subject: Re: wifi: mt76: mt7996: avoid potential null deref in
 mt7996_get_et_stats()

> Also the "phy" point will never be NULL so the check should be removed.
How many tools can help to determine such a software aspect with inter-procedural analyses?

Regards,
Markus