Commit 2c9c365a authored by Mark Cave-Ayland's avatar Mark Cave-Ayland
Browse files

Remove a double-free bug caused if the unparser finds an invalid geometry (fixes #168) 


git-svn-id: http://svn.osgeo.org/postgis/trunk@4078 b70326c6-7e19-0410-871a-916f4a2858ee
parent b5615b4f

liblwgeom/lwgunparse.c

+0 −4
Original line number Diff line number Diff line
@@ -357,8 +357,6 @@ output_polygon_ring_collection(uchar* geom,outfunc func,int supress) 
             (first_point[0] != last_point[0] || first_point[1] != last_point[1] ) &&

			 (current_unparser_check_flags & PARSER_CHECK_CLOSURE))

			{

			lwfree(first_point);

			lwfree(last_point);

                	LWGEOM_WKT_UNPARSER_ERROR(UNPARSER_ERROR_UNCLOSED);	

			}
@@ -366,8 +364,6 @@ output_polygon_ring_collection(uchar* geom,outfunc func,int supress) 
		/* Ensure that POLYGON has a minimum of 4 points */

        	if ((current_unparser_check_flags & PARSER_CHECK_MINPOINTS) && orig_cnt < 4)

		{

			lwfree(first_point);

			lwfree(last_point);

                	LWGEOM_WKT_UNPARSER_ERROR(UNPARSER_ERROR_MOREPOINTS);

		}

	}