? tel-protocol-addition-d7.patch
Index: includes/common.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/common.inc,v
retrieving revision 1.1241
diff -u -p -r1.1241 common.inc
--- includes/common.inc	16 Oct 2010 00:00:16 -0000	1.1241
+++ includes/common.inc	19 Oct 2010 21:36:38 -0000
@@ -1241,7 +1241,7 @@ function drupal_strip_dangerous_protocol
   static $allowed_protocols;
 
   if (!isset($allowed_protocols)) {
-    $allowed_protocols = array_flip(variable_get('filter_allowed_protocols', array('ftp', 'http', 'https', 'irc', 'mailto', 'news', 'nntp', 'rtsp', 'sftp', 'ssh', 'telnet', 'webcal')));
+    $allowed_protocols = array_flip(variable_get('filter_allowed_protocols', array('ftp', 'http', 'https', 'irc', 'mailto', 'news', 'nntp', 'rtsp', 'sftp', 'ssh', 'tel', 'telnet', 'webcal')));
   }
 
   // Iteratively remove any invalid protocol found.