Check for prim/vertex store non-null before messing with refcounts.

2005-08-10 14:13:45 +00:00
parent 258f005c6b
commit 738c9a073f
1 changed files with 4 additions and 2 deletions
@@ -1714,9 +1714,11 @@ void _tnl_save_destroy( GLcontext *ctx )
    * display lists yet to be destroyed, so it may not yet be time to
    * free these items.
    */
-   if ( --tnl->save.prim_store->refcount == 0 )
+   if (tnl->save.prim_store &&
+       --tnl->save.prim_store->refcount == 0 )
      FREE( tnl->save.prim_store );

-   if ( --tnl->save.vertex_store->refcount == 0 )
+   if (tnl->save.vertex_store &&
+       --tnl->save.vertex_store->refcount == 0 )
      FREE( tnl->save.vertex_store );
 }