From f77c827644a0807312843bf40727994066d25198 Mon Sep 17 00:00:00 2001
From: garnier-quentin <garnier.quentin@gmail.com>
Date: Tue, 25 Jun 2019 17:39:15 +0200
Subject: [PATCH] hardened code avaya aes

---
 .../hardware/telephony/avaya/aes/snmp/mode/services.pm     | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/centreon-plugins/hardware/telephony/avaya/aes/snmp/mode/services.pm b/centreon-plugins/hardware/telephony/avaya/aes/snmp/mode/services.pm
index 8c3f2efeb..8e80b0a62 100644
--- a/centreon-plugins/hardware/telephony/avaya/aes/snmp/mode/services.pm
+++ b/centreon-plugins/hardware/telephony/avaya/aes/snmp/mode/services.pm
@@ -224,6 +224,7 @@ sub manage_aep {
 sub add_service {
     my ($self, %options) = @_;
 
+    return if (!defined($options{display}));
     return if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
         $options{display} !~ /$self->{option_results}->{filter_name}/);
     $self->{service}->{$options{display}} = { %options };
@@ -255,7 +256,8 @@ sub manage_selection {
         state => $result->{avAesTsapiState},
         status => $result->{avAesTsapiStatus},
         license_error => $result->{avAesTsapiLicenseError},
-        avAesTsapiClientsConnected => $result->{avAesTsapiClientsConnected} != -1 ? $result->{avAesTsapiClientsConnected} : undef,
+        avAesTsapiClientsConnected => 
+            defined($result->{avAesTsapiClientsConnected}) && $result->{avAesTsapiClientsConnected} != -1 ? $result->{avAesTsapiClientsConnected} : undef,
     );
     $self->add_service(
         display => $result->{avAesDlgName},
@@ -268,7 +270,8 @@ sub manage_selection {
         state => $result->{avAesDmccState},
         status => $result->{avAesDmccStatus},
         license_error => $result->{avAesDmccLicenseError},
-        mem_used_prct => ($result->{avAesDmccUsedMemory} * 100) / ($result->{avAesDmccUsedMemory} + $result->{avAesDmccFreeMemory})
+        mem_used_prct => 
+            defined($result->{avAesDmccFreeMemory}) ? (($result->{avAesDmccUsedMemory} * 100) / ($result->{avAesDmccUsedMemory} + $result->{avAesDmccFreeMemory})) : undef
     );
 
     $self->manage_aep(%options);