[Mesa-stable] draw: fix segfaults with aaline and aapoint stages disabled

[Brian Paul]

On 09/11/2013 01:49 PM, Ian Romanick wrote:
> The following patch is marked for stable (I'm assuming just 9.2?), but
> it does not apply cleanly.  Can someone fix it up and resent it to
> mesa-stable?
>
> Thanks.
>
> commit 89a665eb5fa176f68223bf54a472d6a0567c3546
> Author: Marek Olšák <marek.olsak at amd.com>
> Date:   Tue Aug 27 21:57:41 2013 +0200
>
>      draw: fix segfaults with aaline and aapoint stages disabled
>
>      There are drivers not using these optional stages.
>
>      Broken by a3ae5dc7dd5c2f8893f86a920247e690e550ebd4.
>
>      Cc: mesa-stable at lists.freedesktop.org
>
>      Reviewed-by: Jose Fonseca <jfonseca at vmware.com>
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AFAICT, this is simply not applicable to the 9.2 branch.  There are no 
*_prepare_outputs() functions in the 9.2 branch's draw module code.

-Brian