--- Mesa-7.4.2/src/mesa/main/texstate.c~	2009-05-11 16:46:29.000000000 +0100
+++ Mesa-7.4.2/src/mesa/main/texstate.c	2009-05-19 08:23:16.000000000 +0100
@@ -429,7 +429,7 @@
       }
       if (texObj->_Complete) {
          texUnit->_ReallyEnabled = textureBit;
-         texUnit->_Current = texObj;
+	 _mesa_reference_texobj(&texUnit->_Current, texObj);
          update_texture_compare_function(ctx, texObj);
       }
    }