From 777d146ba146b00e29f334f93de567dc491fbf28 Mon Sep 17 00:00:00 2001
From: Johannes Meyer <johannes.meyer@icinga.com>
Date: Fri, 27 May 2022 14:41:42 +0200
Subject: [PATCH] Perfdata: Avoid passing null to `number_format()`

---
 modules/monitoring/library/Monitoring/Plugin/Perfdata.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/monitoring/library/Monitoring/Plugin/Perfdata.php b/modules/monitoring/library/Monitoring/Plugin/Perfdata.php
index bafb49f49..476354a66 100644
--- a/modules/monitoring/library/Monitoring/Plugin/Perfdata.php
+++ b/modules/monitoring/library/Monitoring/Plugin/Perfdata.php
@@ -474,7 +474,7 @@ class Perfdata
             $html ? '<b>%s %s</b> (%s%%)' : '%s %s (%s%%)',
             htmlspecialchars($this->getLabel()),
             $this->format($this->value),
-            number_format($this->getPercentage(), 2)
+            number_format($this->getPercentage() ?? 0, 2)
         );
     }