Index: link_node.module
===================================================================
--- link_node.module	(revision 37)
+++ link_node.module	(working copy)
@@ -118,10 +118,12 @@
           //drupal_set_message("found node $nid and it's of type $node->type");
 
           // iterate over all name=value pairs and override $node values with them
-	  if ( preg_match_all($meta_tag_params_regexp, $match[2][$key], $parm_match) == 0 ){
-	    $meta_tag_params_regexp=$meta_tag_params_regexp2 ;
-	  }
-          if (preg_match_all($meta_tag_params_regexp, $match[2][$key], $parm_match)) {
+          $regex = $meta_tag_params_regexp;
+          if ( preg_match_all($regex, $match[2][$key], $parm_match) == 0 ){
+            $regex = $meta_tag_params_regexp2 ;
+          }
+          
+          if (preg_match_all($regex, $match[2][$key], $parm_match)) {
             //print("\nparm_match = <pre>\n"); var_dump($parm_match); print("\n</pre>\n");
             $allowed_vars = explode(',', variable_get("link_node_allowed_vars_$node->type", ""));
             for($i=0; $i<count($parm_match[1]); $i++) {