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Make sure cache bucket is an array to avoid warning. see #21309 

git-svn-id: https://develop.svn.wordpress.org/trunk@22163 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren 2012-10-10 12:29:51 +00:00
parent 063c4c5ae2
commit 594ef24dca
1 changed files with 1 additions and 1 deletions
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2
wp-includes/post.php
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@ -3494,7 +3494,7 @@ function get_pages($args = '') {
$cache = array();
$key = md5( serialize( compact(array_keys($defaults)) ) );
if ( $cache = wp_cache_get( 'get_pages', 'posts' ) ) {
if ( is_array($cache) && isset( $cache[ $key ] ) ) {
if ( is_array($cache) && isset( $cache[ $key ] ) && is_array( $cache[ $key ] ) ) {
// Convert to WP_Post instances
$pages = array_map( 'get_post', $cache[ $key ] );
$pages = apply_filters( 'get_pages', $pages, $r );