Re: [Xen-devel] [PATCH] fix out of bound access to mode_strings

[Julien Grall <julien.grall@xxxxxxx>]

Hi Stefano,

On 09/12/16 01:17, Stefano Stabellini wrote:
> mode == ARRAY_SIZE(mode_strings) causes an out of bound access to
> the mode_strings array.
>
> Coverity-ID: 1381859
>
> Signed-off-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Reviewed-by: Julien Grall <julien.grall@xxxxxxx>

On a side note, technically this will never happen because the value of 
mode is comprised between 0 and 0x1f. The last value of the array is 
currently 0x1fff (see Table D1-3 and Table D1-4 in ARM DDI 0487A.k).
So I would not bother to backport this patch.

Cheers,

--
Julien Grall

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