From 63aa8513a5b5ace0c101a7e320a1d9d1ab2d60e7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
Date: Mon, 7 Apr 2014 13:47:10 +0200
Subject: [PATCH] Supress undefined warning
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Signed-off-by: Petr Písař <ppisar@redhat.com>
---
 lib/Frontier/RPC2.pm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/Frontier/RPC2.pm b/lib/Frontier/RPC2.pm
index f721ef1..ed17a8e 100644
--- a/lib/Frontier/RPC2.pm
+++ b/lib/Frontier/RPC2.pm
@@ -230,6 +230,8 @@ sub _array {
 sub _scalar {
     my $self = shift; my $value = shift;
 
+    $value = '' unless defined $value;
+
     # these are from `perldata(1)'
     if ($value =~ /^[+-]?\d+$/) {
 	return ("<value><i4>$value</i4></value>");
-- 
1.9.0