From: Xiang, Haihao <haihao.xiang@intel.com>
Date: Thu, 6 Mar 2008 01:41:41 +0000 (+0800)
Subject: i965:fix segfault issue when clearing the window which
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=771ba666290150dcebeefa5d6bbf4254f95c1c26;p=mesa.git

i965:fix segfault issue when clearing the window which
is created with mode GLUT_SINGLE|GLUT_RGB|GLUT_DEPTH.
This issue is introduced by 20b8bff49cba3e8246e29004c5ff38f231d589ff
---

diff --git a/src/mesa/drivers/dri/i965/brw_metaops.c b/src/mesa/drivers/dri/i965/brw_metaops.c
index dd62be34f4a..7b34f0f3bd6 100644
--- a/src/mesa/drivers/dri/i965/brw_metaops.c
+++ b/src/mesa/drivers/dri/i965/brw_metaops.c
@@ -372,7 +372,8 @@ static void meta_draw_region( struct intel_context *intel,
    if (intel->frame_buffer_texobj != NULL)
       brw_FrameBufferTexDestroy(brw);
 
-   brw_FrameBufferTexInit(brw, draw_region);
+   if (draw_region)
+       brw_FrameBufferTexInit(brw, draw_region);
 
    brw->state.dirty.mesa |= _NEW_BUFFERS;
 }