From abe26cb9e3028fbc746bddcf27b80e9688d46d52 Mon Sep 17 00:00:00 2001
From: Ricardo Melo <ricardo.melo@gameloft.com>
Date: Wed, 22 Oct 2014 17:04:44 -0400
Subject: [PATCH] * fixed validation

Signed-off-by: Nick Chappell <nick@intronic.org>

Merged in from: https://github.com/Icinga/puppet-icinga2/pull/32

refs#7228: https://dev.icinga.org/issues/7228
---
 manifests/object/notificationcommand.pp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/manifests/object/notificationcommand.pp b/manifests/object/notificationcommand.pp
index d9cbe17..ced2ec5 100644
--- a/manifests/object/notificationcommand.pp
+++ b/manifests/object/notificationcommand.pp
@@ -37,7 +37,9 @@ define icinga2::object::notificationcommand (
   if $env {
     validate_hash($env)
   }
-  validate_hash($vars)
+  if $vars {
+    validate_hash($vars)
+  }
   if $timeout {
     validate_re($timeout, '^\d+$')
   }