From 9be414f4b93c763e1aee8f634a13721ae5d95fcd Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@vmware.com>
Date: Thu, 25 Feb 2010 02:19:00 -0800
Subject: [PATCH] glu/sgi: Set freed pointer to NULL.

---
 src/glu/sgi/libtess/mesh.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/glu/sgi/libtess/mesh.c b/src/glu/sgi/libtess/mesh.c
index 95f87cdc949..2e962ed4375 100644
--- a/src/glu/sgi/libtess/mesh.c
+++ b/src/glu/sgi/libtess/mesh.c
@@ -332,6 +332,7 @@ int __gl_meshSplice( GLUhalfEdge *eOrg, GLUhalfEdge *eDst )
     /* We are merging two disjoint vertices -- destroy eDst->Org */
     joiningVertices = TRUE;
     KillVertex( eDst->Org, eOrg->Org );
+    eDst->Org = NULL;
   }
   if( eDst->Lface != eOrg->Lface ) {
     /* We are connecting two disjoint loops -- destroy eDst->Lface */
-- 
2.30.2