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

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This commit is contained in:
Keith Whitwell 2005-08-10 14:13:45 +00:00
parent 258f005c6b
commit 738c9a073f
1 changed files with 4 additions and 2 deletions
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6
src/mesa/tnl/t_save_api.c
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@ -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 );
}