From fa147528c6c01b5c84efeda36a5ccf5a087314d6 Mon Sep 17 00:00:00 2001
From: ryan <ryan@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Tue, 14 Jun 2005 22:54:58 +0000
Subject: [PATCH] Wrap metavalue loop in is_array to check to avoid invalid
 argument warning.

git-svn-id: http://svn.automattic.com/wordpress/trunk@2640 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/functions.php | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index e677fded7..78928c6f2 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -1168,9 +1168,10 @@ function update_user_cache() {
 	if ( $users = $wpdb->get_results( $query ) ) :
 		foreach ($users as $user) :
 			$metavalues = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user->ID'");
-		
-			foreach ( $metavalues as $meta )
-				$user->{$meta->meta_key} = $meta->meta_value;
+			if ( is_array($metavalues) )
+				foreach ( $metavalues as $meta )
+					$user->{$meta->meta_key} = $meta->meta_value;
+
 			$cache_userdata[$user->ID] = $user;
 			$cache_userdata[$user->user_login] =& $cache_userdata[$user->ID];
 		endforeach;