netdev - Re: [PATCH V2] ax25: Fix NULL pointer dereferences in ax25 timers

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Message-ID: <20220310204051.44c9555d@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Thu, 10 Mar 2022 20:40:51 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Duoming Zhou <duoming@....edu.cn>
Cc:     linux-hams@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, davem@...emloft.net,
        ralf@...ux-mips.org, jreuter@...na.de
Subject: Re: [PATCH V2] ax25: Fix NULL pointer dereferences in ax25 timers

On Thu, 10 Mar 2022 22:43:47 +0800 Duoming Zhou wrote:
> There are race conditions that may lead to null pointer dereferences in
> ax25_heartbeat_expiry(), ax25_t1timer_expiry(), ax25_t2timer_expiry(),
> ax25_t3timer_expiry() and ax25_idletimer_expiry(), when we use
> ax25_kill_by_device() to detach the ax25 device.

None of your last 4 patches applied to our trees.

If you're sending fixes for networking please base them on 
net/master and put [PATCH net] in the subject.