From 38a33932bdf4bb5caa87acc54d765fd559a92465 Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@vmware.com>
Date: Mon, 15 Feb 2010 02:14:02 -0800
Subject: glu/sgi: Add assert to check for null pointer dereference.

---
 src/libnurbs/nurbtess/monoChain.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libnurbs/nurbtess/monoChain.cc b/src/libnurbs/nurbtess/monoChain.cc
index b17b940..cb28129 100644
--- a/src/libnurbs/nurbtess/monoChain.cc
+++ b/src/libnurbs/nurbtess/monoChain.cc
@@ -264,6 +264,7 @@ monoChain* directedLineLoopToMonoChainLoop(directedLine* loop)
 	  prevCusp = temp;	  
 	}
     }
+  assert(ret);
   ret->insert(new monoChain(prevCusp, firstCusp));
 
   return ret;
-- 
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