[Mesa-dev] [PATCH 04/13] st/mesa: remove trailing NULL colorbuffers

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

Cc: mesa-stable at lists.freedesktop.org
---
 src/mesa/state_tracker/st_atom_framebuffer.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/mesa/state_tracker/st_atom_framebuffer.c b/src/mesa/state_tracker/st_atom_framebuffer.c
index 4c4f839..09e0d85 100644
--- a/src/mesa/state_tracker/st_atom_framebuffer.c
+++ b/src/mesa/state_tracker/st_atom_framebuffer.c
@@ -90,6 +90,12 @@ update_framebuffer_state( struct st_context *st )
       pipe_surface_reference(&framebuffer->cbufs[i], NULL);
    }
 
+   /* Remove trailing GL_NONE draw buffers. */
+   while (framebuffer->nr_cbufs &&
+          !framebuffer->cbufs[framebuffer->nr_cbufs-1]) {
+      framebuffer->nr_cbufs--;
+   }
+
    /*
     * Depth/Stencil renderbuffer/surface.
     */
-- 
1.8.3.2