From 011d60ec03ac278c5bb5de04e9a60a160dafc362 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Tue, 21 Jun 2016 17:04:22 +0100
Subject: [PATCH] Fixed memory leak.

---
 src/osg/glu/libutil/mipmap.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/osg/glu/libutil/mipmap.cpp b/src/osg/glu/libutil/mipmap.cpp
index 3720e8525..af66c39e6 100644
--- a/src/osg/glu/libutil/mipmap.cpp
+++ b/src/osg/glu/libutil/mipmap.cpp
@@ -4585,7 +4585,8 @@ static int gluBuild2DMipmapLevelsCore(GLenum target, GLint internalFormat,
              glPixelStorei(GL_UNPACK_ROW_LENGTH, psm.unpack_row_length);
              glPixelStorei(GL_UNPACK_SWAP_BYTES, psm.unpack_swap_bytes);
 #endif
-             free(dstImage);
+             if (srcImage) free(srcImage);
+             if (dstImage) free(dstImage);
              return GLU_OUT_OF_MEMORY;
           }