From: Sandro Santilli <strk@keybit.net>
Date: Thu, 17 May 2012 13:36:44 +0000 (+0000)
Subject: Do not compare uninitialized memory (#1825)
X-Git-Tag: 2.0.1~68
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b4aec2845ad5c4421cc5fdde5d672590a7fdc22f;p=postgis

Do not compare uninitialized memory (#1825)

May fix prepared geometry cache sub-uses (misses)

git-svn-id: http://svn.osgeo.org/postgis/trunk@9749 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/postgis/lwgeom_geos_prepared.c b/postgis/lwgeom_geos_prepared.c
index 18d620007..77391a707 100644
--- a/postgis/lwgeom_geos_prepared.c
+++ b/postgis/lwgeom_geos_prepared.c
@@ -290,10 +290,10 @@ GetPrepGeomCache(FunctionCallInfoData *fcinfo, GSERIALIZED *pg_geom1, GSERIALIZE
 		CreatePrepGeomHash();
 
 	if ( pg_geom1 )
-		pg_geom1_size = VARSIZE(pg_geom1) + VARHDRSZ;
+		pg_geom1_size = VARSIZE(pg_geom1);
 
 	if ( pg_geom2 )
-		pg_geom2_size = VARSIZE(pg_geom2) + VARHDRSZ;
+		pg_geom2_size = VARSIZE(pg_geom2);
 
 	if ( cache == NULL)
 	{