Re: [PATCH 1/2] xen/arm: Fix domain_handle_dtb_bootmodule() error path

[Luca Fancellu]

> On 11 Jul 2023, at 09:29, Michal Orzel <michal.or...@amd.com> wrote:
> 
> Fix the error path in domain_handle_dtb_bootmodule(), so that the memory
> previously mapped is unmapped before returning the error code. This is
> because the function shall not make assumptions on the way of handling
> its error code in the callers. Today we call panic in case of domU
> creation failure, so having memory not unmapped is not a bug, but it can
> change.
> 
> Similarly, fix prepare_dtb_domU() so that the memory allocated is freed
> before returning the error code from domain_handle_dtb_bootmodule().
> 
> Signed-off-by: Michal Orzel <michal.or...@amd.com>

Reviewed-by: Luca Fancellu <luca.fance...@arm.com>