llvmpipe: handle NULL color buffer pointers
authorBrian Paul <brianp@vmware.com>
Thu, 16 Jan 2014 02:09:56 +0000 (18:09 -0800)
committerBrian Paul <brianp@vmware.com>
Fri, 17 Jan 2014 16:52:11 +0000 (08:52 -0800)
commitd6fa71fbb0d365cefdabfea9de62cfece71f7486
treea92afaaefdd8163c05a1fdbb17d529a635faef5a
parent7b4ceec0b7591fa7a2dd66c45727341f52bf5258
llvmpipe: handle NULL color buffer pointers

Fixes regression from 9baa45f78b8ca7d66280e36009b6a685055d7cd6

v2: incorporate a few small changes suggested by Roland.

Reviewed-by: José Fonseca <jfonseca@vmware.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
src/gallium/drivers/llvmpipe/lp_rast.c
src/gallium/drivers/llvmpipe/lp_rast_priv.h
src/gallium/drivers/llvmpipe/lp_scene.c
src/gallium/drivers/llvmpipe/lp_setup.c
src/gallium/drivers/llvmpipe/lp_state_fs.c