linux-kernel - Re: [PATCH net] iavf: Implement settime64 with -EOPNOTSUPP

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] [day] [month] [year] [list]

Message-ID: <CAByH8Uu3ZBa1Zux=TLAGR2+VAHT+AoS0oHvqaMmgCHWVfmZhUA@mail.gmail.com>
Date: Wed, 26 Nov 2025 09:39:01 -0800
From: Tim Hostetler <thostet@...gle.com>
To: Michal Schmidt <mschmidt@...hat.com>
Cc: Tony Nguyen <anthony.l.nguyen@...el.com>, 
	Przemek Kitszel <przemyslaw.kitszel@...el.com>, Andrew Lunn <andrew+netdev@...n.ch>, 
	"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	Richard Cochran <richardcochran@...il.com>, 
	Mateusz Polchlopek <mateusz.polchlopek@...el.com>, Sai Krishna <saikrishnag@...vell.com>, 
	Simon Horman <horms@...nel.org>, Jacob Keller <jacob.e.keller@...el.com>, 
	Ahmed Zaki <ahmed.zaki@...el.com>, intel-wired-lan@...ts.osuosl.org, 
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] iavf: Implement settime64 with -EOPNOTSUPP

On Wed, Nov 26, 2025 at 1:49 AM Michal Schmidt <mschmidt@...hat.com> wrote:
>
> ptp_clock_settime() assumes every ptp_clock has implemented settime64().
> Stub it with -EOPNOTSUPP to prevent a NULL dereference.
>
> The fix is similar to commit 329d050bbe63 ("gve: Implement settime64
> with -EOPNOTSUPP").
>
> Fixes: d734223b2f0d ("iavf: add initial framework for registering PTP clock")
> Signed-off-by: Michal Schmidt <mschmidt@...hat.com>

Reviewed-by: Tim Hostetler <thostet@...gle.com>