From 975f105bb88fe6c146c091556f142e733885c91a Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@vmware.com>
Date: Sat, 27 Feb 2010 16:41:49 -0800
Subject: [PATCH] i810: Add assert to check for null pointer dereference.

---
 src/mesa/drivers/dri/i810/i810texmem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/drivers/dri/i810/i810texmem.c b/src/mesa/drivers/dri/i810/i810texmem.c
index bb426a4..6e6b21c 100644
--- a/src/mesa/drivers/dri/i810/i810texmem.c
+++ b/src/mesa/drivers/dri/i810/i810texmem.c
@@ -155,6 +155,7 @@ int i810UploadTexImagesLocked( i810ContextPtr imesa, i810TextureObjectPtr t )
 	return -1;
       }
       
+      assert(t->base.memBlock);
       ofs = t->base.memBlock->ofs;
       t->BufAddr = imesa->i810Screen->tex.map + ofs;
       t->Setup[I810_TEXREG_MI3] = imesa->i810Screen->textureOffset + ofs;
-- 
2.7.4