attempt to avoid some Mem_Free errors on NULL pointers if there are no surfaces in...

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@6607 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/model_brush.c b/model_brush.c
index 960c1c83ba1c957db86a920c788bdd468e4d89da..203e83505b15bd4d3c35d6eea8b037de65725800 100644 (file)
--- a/model_brush.c
+++ b/model_brush.c
@@ -5002,7 +5002,8 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l)
 
        // free the no longer needed vertex data
        loadmodel->brushq3.num_vertices = 0;
-       Mem_Free(loadmodel->brushq3.data_vertex3f);
+       if (loadmodel->brushq3.data_vertex3f)
+               Mem_Free(loadmodel->brushq3.data_vertex3f);
        loadmodel->brushq3.data_vertex3f = NULL;
        loadmodel->brushq3.data_normal3f = NULL;
        loadmodel->brushq3.data_texcoordtexture2f = NULL;
@@ -5010,7 +5011,8 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l)
        loadmodel->brushq3.data_color4f = NULL;
        // free the no longer needed triangle data
        loadmodel->brushq3.num_triangles = 0;
-       Mem_Free(loadmodel->brushq3.data_element3i);
+       if (loadmodel->brushq3.data_element3i)
+               Mem_Free(loadmodel->brushq3.data_element3i);
        loadmodel->brushq3.data_element3i = NULL;
 }