From 930da10769990996fba972d37fca1d4eac12060c Mon Sep 17 00:00:00 2001
From: Sandro Santilli <strk@keybit.net>
Date: Mon, 16 Jan 2012 09:11:38 +0000
Subject: [PATCH] Prevent lwcollection_construct from creating non-collection
 types

git-svn-id: http://svn.osgeo.org/postgis/trunk@8826 b70326c6-7e19-0410-871a-916f4a2858ee
---
 liblwgeom/lwcollection.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/liblwgeom/lwcollection.c b/liblwgeom/lwcollection.c
index 304f4ac0b..17d273061 100644
--- a/liblwgeom/lwcollection.c
+++ b/liblwgeom/lwcollection.c
@@ -39,6 +39,9 @@ lwcollection_construct(uint8_t type, int srid, GBOX *bbox,
 
 	LWDEBUGF(2, "lwcollection_construct called with %d, %d, %p, %d, %p.", type, srid, bbox, ngeoms, geoms);
 
+	if( ! lwtype_is_collection(type) )
+		lwerror("Non-collection type specified in collection constructor!");
+
 	hasz = 0;
 	hasm = 0;
 	if ( ngeoms > 0 )
-- 
2.40.0