From 837f89c19fc0872e66ce7d1e685bc20cdc263c72 Mon Sep 17 00:00:00 2001
From: Laurent Destailleur <eldy@destailleur.fr>
Date: Wed, 22 Feb 2023 17:17:34 +0100
Subject: [PATCH] Fix warning

---
 htdocs/core/class/smtps.class.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/htdocs/core/class/smtps.class.php b/htdocs/core/class/smtps.class.php
index 135d9d9e8de..46193e1efea 100644
--- a/htdocs/core/class/smtps.class.php
+++ b/htdocs/core/class/smtps.class.php
@@ -1862,6 +1862,7 @@ class SMTPs
 		} elseif ($type == 'alternative') {
 			return $this->_smtpsAlternativeBoundary;
 		}
+		return '';
 	}
 
 	// phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps