From 487c2b5f679a9e378e32825a2dc9f31bd1653673 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 10 Dec 2014 11:29:54 +0000
Subject: [PATCH] From Farshid Lashkari, "The Collada loader would crash while
 processing textures on certain files. I've attached the fix."

git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14595 16af8721-9629-0410-8352-f15c8da7e697
---
 src/osgPlugins/dae/daeRMaterials.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/osgPlugins/dae/daeRMaterials.cpp b/src/osgPlugins/dae/daeRMaterials.cpp
index bedec1a95..48d756610 100644
--- a/src/osgPlugins/dae/daeRMaterials.cpp
+++ b/src/osgPlugins/dae/daeRMaterials.cpp
@@ -1048,7 +1048,7 @@ osg::Texture2D* daeReader::processTexture(
             return NULL;
         }
 
-        if (sampler->getSource() == NULL )
+        if (sampler->getSource() == NULL || sampler->getSource()->getValue() == NULL)
         {
             OSG_WARN << "Could not locate source for sampler2D" << std::endl;
             return NULL;