linux-kernel - Re: help for driver porting - missing member preset_chandef in struct wireless

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <b081ef6eb978070740f31f48a1f4be1807f51168.camel@sipsolutions.net>
Date:   Mon, 22 Aug 2022 17:02:21 +0200
From:   Johannes Berg <johannes@...solutions.net>
To:     Frank Wunderlich <frank-w@...lic-files.de>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: help for driver porting - missing member preset_chandef in
 struct wireless_dev

On Mon, 2022-08-22 at 16:04 +0200, Frank Wunderlich wrote:
> hi,
> 
> i'm working on porting an old/huge wireless driver (mt6625l) [2] to linux 6.0 [1]
> 
> i hang on missing member preset_chandef in struct wireless_dev
> 
> 	struct wireless_dev *wdev = dev->ieee80211_ptr;
> 	struct cfg80211_chan_def *chandef = &wdev->preset_chandef;
> 
> it looks like this member is moved from the wdev into some mesh structure...my driver does not support mesh. any chance to fix this?
> 

Yes. Make sure the driver doesn't access it, it should get stuff through
other APIs.

johannes