From 92cda2a75ca81f27bfd2aa0be52ebc01c53ba364 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20FRANCE?= <frederic.france@free.fr>
Date: Wed, 14 Nov 2018 23:29:24 +0100
Subject: [PATCH] fix cant use method return value

---
 .../EmailValidator/Validation/NoRFCWarningsValidation.php      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/htdocs/includes/swiftmailer/egulias/email-validator/EmailValidator/Validation/NoRFCWarningsValidation.php b/htdocs/includes/swiftmailer/egulias/email-validator/EmailValidator/Validation/NoRFCWarningsValidation.php
index e4bf0cc4df9..f3656b35a52 100644
--- a/htdocs/includes/swiftmailer/egulias/email-validator/EmailValidator/Validation/NoRFCWarningsValidation.php
+++ b/htdocs/includes/swiftmailer/egulias/email-validator/EmailValidator/Validation/NoRFCWarningsValidation.php
@@ -22,7 +22,8 @@ class NoRFCWarningsValidation extends RFCValidation
             return false;
         }
 
-        if (empty($this->getWarnings())) {
+        $ret = $this->getWarnings();
+        if (empty($ret)) {
             return true;
         }