From: Regina Obe <lr@pcorp.us>
Date: Thu, 24 Aug 2017 14:52:00 +0000 (+0000)
Subject: Fix uninitialized last_old_id
X-Git-Tag: 2.4.0beta1~29
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9283001c850862f22cfbc6ff97fedb57bc209b85;p=postgis

Fix uninitialized last_old_id
Closes #3817

git-svn-id: http://svn.osgeo.org/postgis/trunk@15583 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/liblwgeom/lwunionfind.c b/liblwgeom/lwunionfind.c
index 2657ff992..e30b625da 100644
--- a/liblwgeom/lwunionfind.c
+++ b/liblwgeom/lwunionfind.c
@@ -149,7 +149,7 @@ UF_get_collapsed_cluster_ids(UNIONFIND* uf, const char* is_in_cluster)
 	uint32_t last_old_id, current_new_id, i;
 	char encountered_cluster = LW_FALSE;
 
-	current_new_id = 0;
+	current_new_id = 0; last_old_id = 0;
 	for (i = 0; i < uf->N; i++)
 	{
 		uint32_t j = ordered_components[i];