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Re: [Xen-devel] [PATCH] xen/arm: add_to_physmap_one: Avoid to map mfn 0 if an error occurs

On Wed, 2013-10-23 at 17:28 +0100, Julien Grall wrote:
> By default, the function add_to_physmap_one set mfn to 0. Some code paths that
> result to an error, continue and the map the mfn 0 (valid on ARM) to the
> slot given by the guest.
> To fix the problem, return directly an error if sanity check has failed.
> Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>


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