Re: [Xen-devel] [PATCH v5 p2 16/19] tools/libxl: arm: Use an higher value for the GIC phandle

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Julien Grall writes ("Re: [Xen-devel] [PATCH v5 p2 16/19] tools/libxl: arm: Use 
an higher value for the GIC phandle"):
> On 09/04/15 17:52, Ian Jackson wrote:
> > What would happen if our assumption about the DT compiler were
> > violated ?
> 
> The phandle would be present in 2 different nodes of the DT. FYI, that
> may also happen if a user use 2 times the same phandle in the partial DT.

So we are making an assumption about the DT compiler which we don't
check, and when the assumption is violated, we produce a corrupted DT
which produces undefined behaviour in the guest.

Can we do some kind of check ?

Ian.

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