From: cristy <urban-warrior@git.imagemagick.org>
Date: Sun, 15 Jun 2014 18:32:34 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~2221
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1db95d8518770b18cb8a69f5c3d3366843c3064f;p=imagemagick

---

diff --git a/MagickCore/statistic.c b/MagickCore/statistic.c
index f26e70cce..362b72fa7 100644
--- a/MagickCore/statistic.c
+++ b/MagickCore/statistic.c
@@ -2713,7 +2713,7 @@ static inline void GetRootMeanSquarePixelList(PixelList *pixel_list,
   do
   {
     color=p->nodes[color].next[0];
-    sum*=(double) p->nodes[color].count*color;
+    sum+=(double) (p->nodes[color].count*color*color);
     count+=p->nodes[color].count;
   } while (count < (ssize_t) pixel_list->length);
   sum/=pixel_list->length;