From f6a89e1884535a6136900febc163ee930c1d2179 Mon Sep 17 00:00:00 2001
From: "Xiang, Haihao" <haihao.xiang@intel.com>
Date: Wed, 29 Aug 2007 13:03:34 -0400
Subject: i965: check NULL pointer. fix bug#12193

---
 src/mesa/drivers/dri/i965/intel_pixel_bitmap.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/mesa')

diff --git a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c
index f3f062e6517..23f381fe917 100644
--- a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c
+++ b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c
@@ -174,6 +174,8 @@ do_blit_bitmap( GLcontext *ctx,
       GLubyte ub[4];
    } color;
 
+   if (!dst)
+       return GL_FALSE;
 
    if (unpack->BufferObj->Name) {
       bitmap = map_pbo(ctx, width, height, unpack, bitmap);
-- 
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