On 20/11/14 10:29, Andrew Cooper wrote:
> On 20/11/14 10:11, Jan Beulich wrote:
>> MMU_MACHPHYS_UPDATE, not manipulating page tables, shouldn't ignore
>> a bad page table domain being specified.
>>
>> Also pt_owner can't be NULL when reaching the "out" label, so the
>> respective check can be dropped.
>
> Yes it can.
>
> Failing
>
> if ( (pg_owner = get_pg_owner((uint16_t)foreigndom)) == NULL )
> {
> rc = -ESRCH;
> goto out;
> }
>
> around line 3462 will cause pt_owner to be NULL at the out label.
>
> ~Andrew
...And I should really double check my reply before I send. Apologies
for the noise.
~Andrew
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel
