Re: [PATCH] VT-d: check bus_to_context_maddr()'s return value

[Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>]

On 10/13/25 3:12 PM, Jan Beulich wrote:

> On 13.10.2025 14:22, Andrew Cooper wrote:
> > On 29/07/2025 7:35 am, Jan Beulich wrote:
> > > The function returning zero is an error indication; we shouldn't try to
> > > map MFN 0 and then treat that page as a context table.
> > >
> > > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> > >         
> > Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> >       
> Thanks (albeit you sent this in reply to the older security@ posting, not
> the later public one [1]).
>
> Oleksii, may I ask for a release-ack here please, seeing that the issue
> was considered on the edge of another security issue?
>     
Sure, makes sense to me:
 Release-Acked-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>

Thanks.

~ Oleksii
> [1] https://lists.xen.org/archives/html/xen-devel/2025-08/msg00387.html
>