Re: [PATCH v3 3/7] seccomp: keep track of seccomp filters with closed listeners
From: Aleksa Sarai
Date: Wed Jan 21 2026 - 07:26:53 EST
On 2025-12-11, Alexander Mikhalitsyn <aleksandr.mikhalitsyn@xxxxxxxxxxxxx> wrote:
> Let's distinguish seccomp filters with closed listener
> vs seccomp filters which never had listener.
>
> We can easily do this by using the same ->notif pointer
> field with help of IS_ERR_OR_NULL().
>
> No functional change intended.
The discussion we had at LPC made me think this would result in a
(justifiable) functional change to fix this bug, but you're quite right
that this only matters once you enable nested listeners.
In either case, feel free to take my
Reviewed-by: Aleksa Sarai <cyphar@xxxxxxxxxx>
Thanks!
--
Aleksa Sarai
https://www.cyphar.com/
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