From 2157f22669135cece2ddcdc00c8fd4774ba656d8 Mon Sep 17 00:00:00 2001
From: "Jan M. Hochstein" <jan@altaroca.com>
Date: Sat, 18 Jun 2016 15:46:05 +0200
Subject: [PATCH] Set ->message to prevent undef error

---
 onvif/modules/lib/WSDiscovery/TransportUDP.pm | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/onvif/modules/lib/WSDiscovery/TransportUDP.pm b/onvif/modules/lib/WSDiscovery/TransportUDP.pm
index edc837da6..007fcf053 100644
--- a/onvif/modules/lib/WSDiscovery/TransportUDP.pm
+++ b/onvif/modules/lib/WSDiscovery/TransportUDP.pm
@@ -145,17 +145,18 @@ sub send_receive {
     }
     
     if($last_response) {
-      $self->code();
-      $self->message();
-      $self->is_success(1);
-      $self->status('OK');
+      $self->set_code();
+      $self->set_message("");
+      $self->set_is_success(1);
+      $self->set_status('OK');
     }
     else{
-      $self->code();
-      $self->message();
-      $self->is_success(0);
-      $self->status('TIMEOUT');
+      $self->set_code();
+      $self->set_message("Timed out waiting for response");
+      $self->set_is_success(0);
+      $self->set_status('TIMEOUT');
     }
+
     return $last_response;
 }