Index: rsvp.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/rsvp/rsvp.module,v
retrieving revision 1.12.2.13
diff -u -r1.12.2.13 rsvp.module
--- rsvp.module	26 Jun 2007 06:51:23 -0000	1.12.2.13
+++ rsvp.module	26 Jun 2007 18:30:43 -0000
@@ -1149,7 +1149,7 @@
 function rsvp_mail($mailkey, $to, $subject, $body, $from = NULL, $headers = array()) {
   $site_name = variable_get('site_name', 'drupal');
   $title .= 'RSVP: '. $subject .' ['. $site_name.']';
-  return drupal_mail($mailkey, $to, $title, $body, $from = NULL, $headers);
+  return drupal_mail($mailkey, $to, $title, $body, $from, $headers);
 }
 
 /**