From 05c8a88de8884ad2991e345fee02aa3a8e9a3623 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Wed, 10 Nov 2004 00:21:24 +0000
Subject: [PATCH] Avoid polluting the category cache with duplicate category
 lists when using multiple post loops.  http://wordpress.org/support/6/15213. 
 Fix from Owen Winkler.

git-svn-id: https://develop.svn.wordpress.org/trunk@1849 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/functions.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index 8c5299850a..a937d8bac5 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -1721,7 +1721,7 @@ function update_post_caches($posts) {
         
     if (!empty($dogs)) {
         foreach ($dogs as $catt) {
-            $category_cache[$catt->ID][] = $catt;
+					$category_cache[$catt->ID][$catt->category_id] = $catt;
         }
     }