On Fri, 13 Sep 2013, Damien Lespiau <[email protected]> wrote:
> On Fri, Sep 13, 2013 at 12:21:21PM +0300, Jani Nikula wrote:
>> On Fri, 13 Sep 2013, Paulo Zanoni <[email protected]> wrote:
>> > From: Paulo Zanoni <[email protected]>
>> >
>> > So far we control all the reads an none of them exceeds the current
>> > limit of 20 bytes, but we never think about this when reviewing
>> > patches, so we may at some point in the future overflow the buffer.
>> >
>> > My initial patch just added a WARN in case we were about to overflow
>> > the buffer, but Chris suggested to make the size of the array dynamic.
>> 
>> VLA on stack in kernel gives me an uneasy feeling, but I'll survive.
>
> IIRC sparse will complain about this. Might worth double checking.

True.

  CHECK   drivers/gpu/drm/i915/intel_dp.c
drivers/gpu/drm/i915/intel_dp.c:567:34: error: bad constant expression


-- 
Jani Nikula, Intel Open Source Technology Center
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