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From:
Alexandr Nedvedicky <sashan@fastmail.net>
Subject:
Re: missing kernel lock around ip6_mforward()
To:
Alexander Bluhm <bluhm@openbsd.org>
Cc:
tech@openbsd.org
Date:
Wed, 5 Aug 2026 09:18:21 +0200

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On Tue, Aug 04, 2026 at 08:38:25PM +0200, Alexander Bluhm wrote:
> Hi,
> 
> When comparing ip_output() and ip6_output() I found a missing kernel
> lock around ip6_mforward().  It is not MP safe yet and locked
> elsewhere.
> 
> To make future comparisons easier, sync the goto bad logic between
> ip6_output() and ip6_output().
> 
> ok?
> 

    I agree with the diff. I was thinking to say 'thank you for making
    things less ugly', but saying 'thank you for making things consistent'
    is more accurate.


OK sashan