--- contribs/weblinks_checker/weblinks_checker.module	2009-05-10 22:11:13.000000000 +0100
+++ contribs/weblinks_checker/weblinks_checker.module	2009-05-14 18:16:51.000000000 +0100
@@ -98,10 +98,10 @@ function weblinks_checker_validate($form
 
   $allow_dupes = variable_get('weblinks_allow_dupes', FALSE);
   if ($allow_dupes != 1) {
-    $urlhash = md5($url);  
+    $urlhash = md5($url);
     $url_exists_nid = db_result(db_query("SELECT nid FROM {weblinks} l WHERE l.urlhash='%s' AND l.url='%s'", $urlhash, $url));
     if ($url_exists_nid) {
-      if ($node->nid != $url_exists_nid) {
+      if ($form['#node']->nid != $url_exists_nid) {
         if (!$allow_dupes) {
           form_set_error('url', t('A link with that URL already exists.'));
         }