--- comment.module-original	2010-03-07 08:21:07.356416983 -0430
+++ comment.module	2010-03-07 08:22:07.218292233 -0430
@@ -591,7 +591,7 @@
 /**
  * Implementation of hook_nodeapi().
  */
-function comment_nodeapi(&$node, $op, $arg = 0) {
+function comment_nodeapi($node, $op, $arg = 0) {
   switch ($op) {
     case 'load':
       return db_fetch_array(db_query("SELECT last_comment_timestamp, last_comment_name, comment_count FROM {node_comment_statistics} WHERE nid = %d", $node->nid));