From 6416d60cab19104647fc7d8619515660e70eea25 Mon Sep 17 00:00:00 2001
From: Daniel Berteaud <daniel@firewall-services.com>
Date: Thu, 24 Nov 2016 16:25:49 +0100
Subject: [PATCH] Fix disco_nu_ups when there's no upsd daemon running

---
 lib/Zabbix/Agent/Addons/UPS.pm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/Zabbix/Agent/Addons/UPS.pm b/lib/Zabbix/Agent/Addons/UPS.pm
index bdfb2e3..6c2e2bd 100644
--- a/lib/Zabbix/Agent/Addons/UPS.pm
+++ b/lib/Zabbix/Agent/Addons/UPS.pm
@@ -3,6 +3,8 @@ package Zabbix::Agent::Addons::UPS;
 use warnings;
 use strict;
 use File::Which;
+use File::Spec;
+open STDERR, '>', File::Spec->devnull() or die "could not open STDERR: $!\n";
 
 # List configured UPS (only nut is supported)
 sub list_ups {