From 8ed056fde9fe5fc9755158013a5cb8be73066e2c Mon Sep 17 00:00:00 2001
From: Adam Moss <moss@lindenlab.com>
Date: Sat, 20 Jun 2009 09:17:56 +0000
Subject: svn merge -r124872:124873
 svn+ssh://svn.lindenlab.com/svn/linden/branches/viewer/viewer-1.23.threefour-merge-1a

QAR-1592 Merge of changes between 1.23 RC2 and 1.23 Final to trunk
---
 indra/newview/llface.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'indra/newview/llface.cpp')

diff --git a/indra/newview/llface.cpp b/indra/newview/llface.cpp
index 3dfe6a2820..69edccacf0 100644
--- a/indra/newview/llface.cpp
+++ b/indra/newview/llface.cpp
@@ -1150,6 +1150,21 @@ BOOL LLFace::getGeometryVolume(const LLVolume& volume,
 BOOL LLFace::verify(const U32* indices_array) const
 {
 	BOOL ok = TRUE;
+
+	if( mVertexBuffer.isNull() )
+	{
+		if( mGeomCount )
+		{
+			// This happens before teleports as faces are torn down.
+			// Stop the crash in DEV-31893 with a null pointer check,
+			// but present this info.
+			// To clean up the log, the geometry could be cleared, or the
+			// face could otherwise be marked for no ::verify.
+			llinfos << "Face with no vertex buffer and " << mGeomCount << " mGeomCount" << llendl;
+		}
+		return TRUE;
+	}
+	
 	// First, check whether the face data fits within the pool's range.
 	if ((mGeomIndex + mGeomCount) > mVertexBuffer->getNumVerts())
 	{
-- 
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