Fixes user check.

Signed-off-by: Stéphane Jacob <sj@m4x.org>

diff --git a/modules/xnetgrp/mail.inc.php b/modules/xnetgrp/mail.inc.php
index f3ca3e9..358d957 100644 (file)
--- a/modules/xnetgrp/mail.inc.php
+++ b/modules/xnetgrp/mail.inc.php
@@ -95,7 +95,7 @@ function send_xnet_mails($from, $sujet, $body, $wiki, $tos, $replyto = null, $up
     }
 
     foreach ($tos as $user) {
-        if ($user instanceof $user) {
+        if ($user instanceof User) {
             $email = $user->bestEmail();
         } else {
             $email = $user;