Ticket #11373: 11373.2.diff

wp-includes/post.php

@@ -2908 +2908 @@
                 $path = '/' . $leaf_path;
                 $curpage = $page;
                 while ( $curpage->post_parent != 0 ) {
-                        $curpage = $wpdb->get_row( $wpdb->prepare( "SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE ID = %d and post_type = %s", $curpage->post_parent, $post_type ));
+                        $post_parent = $curpage->post_parent; 
+                        $curpage = wp_cache_get( $post_parent, 'posts' ); 
+                        if ( false === $curpage ) 
+                                $curpage = $wpdb->get_row( $wpdb->prepare( "SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE ID = %d and post_type = %s", $post_parent, $post_type ) );
                         $path = '/' . $curpage->post_name . $path;
                 }