From: Sandro Santilli <strk@keybit.net>
Date: Thu, 20 Dec 2012 17:51:38 +0000 (+0000)
Subject: Fix memory leak in geometry cleaner
X-Git-Tag: 2.1.0beta2~269
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c5c7dac582acdbd04f39937e47e98d2e70e75738;p=postgis

Fix memory leak in geometry cleaner

git-svn-id: http://svn.osgeo.org/postgis/trunk@10877 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/liblwgeom/lwgeom_geos_clean.c b/liblwgeom/lwgeom_geos_clean.c
index 1d89a70b3..f9ddf564e 100644
--- a/liblwgeom/lwgeom_geos_clean.c
+++ b/liblwgeom/lwgeom_geos_clean.c
@@ -994,7 +994,7 @@ lwgeom_make_valid(LWGEOM* lwgeom_in)
 	int is3d;
 	GEOSGeom geosgeom;
 	GEOSGeometry* geosout;
-	LWGEOM *lwgeom_out;
+	LWGEOM *lwgeom_out, *lwgeom_tmp;
 
 	is3d = FLAGS_GET_Z(lwgeom_in->flags);
 
@@ -1048,7 +1048,9 @@ lwgeom_make_valid(LWGEOM* lwgeom_in)
 	if ( lwgeom_is_collection(lwgeom_in) && ! lwgeom_is_collection(lwgeom_out) )
 	{
 		LWDEBUG(3, "lwgeom_make_valid: forcing multi");
-		lwgeom_out = lwgeom_as_multi(lwgeom_out);
+		lwgeom_tmp = lwgeom_as_multi(lwgeom_out);
+		lwgeom_free(lwgeom_out);
+		lwgeom_out = lwgeom_tmp;
 	}
 
 	GEOSGeom_destroy(geosout);