Fix comment display when paging is off. see #7769

git-svn-id: http://svn.automattic.com/wordpress/trunk@8964 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/classes.php

@@ -1012,9 +1012,10 @@ class Walker {
 		}
 
 		$total_top = count( $top_level_elements );
-
 		if ( $paging )
 			$this->max_pages = ceil($total_top / $per_page);
+		else
+			$end = $total_top;
 
 		foreach( $top_level_elements as $e ){
 			$count++;

wp-includes/comment-template.php

@@ -1015,6 +1015,7 @@ function wp_list_comments($args = array(), $comments = null ) {
 		$r['per_page'] = get_query_var('comments_per_page');
 
 	if ( empty($r['per_page']) ) {
+		$r['per_page'] = 0;
 		$r['page'] = 0;
 	} else {
 		$r['page'] = intval($r['page']);