From 3932ffbff8f1628e094896af147f96f14fdfad2b Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Thu, 6 Oct 2011 18:49:38 +0000
Subject: [PATCH] Avoid Warning: array_keys() expects parameter 1 to be array,
 boolean given. see #15458

git-svn-id: https://develop.svn.wordpress.org/trunk@18905 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/user.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/wp-includes/user.php b/wp-includes/user.php
index e339eb5e8f..bd8304365f 100644
--- a/wp-includes/user.php
+++ b/wp-includes/user.php
@@ -682,7 +682,10 @@ function get_blogs_of_user( $id, $all = false ) {
 	}
 
 	if ( false === $blogs ) {
-		$userkeys = array_keys( get_user_meta( (int) $id ) );
+		$userkeys = get_user_meta( (int) $id );
+		if ( empty( $userkeys ) )
+                        return false;
+		$userkeys = array_keys( $userkeys );
 		if ( empty( $userkeys ) )
 			return false;