From: Sandro Santilli <strk@keybit.net>
Date: Fri, 31 Jul 2015 17:06:53 +0000 (+0000)
Subject: Fix uninitialized stddev in stats computation (#3222)
X-Git-Tag: 2.2.0rc1~201
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b0ac40039bb22a8c15927e7dbf6f7a416a13aebb;p=postgis

Fix uninitialized stddev in stats computation (#3222)

Patch by Daniel Baston

git-svn-id: http://svn.osgeo.org/postgis/trunk@13862 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/postgis/gserialized_estimate.c b/postgis/gserialized_estimate.c
index df46fc055..7c7056a75 100644
--- a/postgis/gserialized_estimate.c
+++ b/postgis/gserialized_estimate.c
@@ -1269,8 +1269,9 @@ compute_gserialized_stats_mode(VacAttrStats *stats, AnalyzeAttrFetchFunc fetchfu
 	int stats_slot;                     /* What slot is this data going into? (2D vs ND) */
 	int stats_kind;                     /* And this is what? (2D vs ND) */
 
-	/* Initialize sums */
-	memset(&sum, 0, sizeof(ND_BOX));
+	/* Initialize sum and stddev */
+	nd_box_init(&sum);
+	nd_box_init(&stddev);
 
 	/*
 	 * This is where gserialized_analyze_nd