From 21f5ba615dcce39fbb26b548346050f0c0afac0b Mon Sep 17 00:00:00 2001
From: Max Pozdeev <maxpozdeev@gmail.com>
Date: Tue, 11 Jan 2022 23:35:36 +0300
Subject: [PATCH] fix deprecation notice of null parameter in noteMarkup() in
 PHP 8.1

---
 src/includes/markup.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/includes/markup.php b/src/includes/markup.php
index dd616c3..0a13701 100644
--- a/src/includes/markup.php
+++ b/src/includes/markup.php
@@ -5,6 +5,9 @@ require_once(MTTINC. 'parsedown/Parsedown.php');
 
 function noteMarkup($note)
 {
+	if ($note === null) {
+		$note = '';
+	}
 	if (Config::get('markup') == 'v1') {
 		return mttMarkup_v1($note);
 	}