From 3d964e6b75faeb923de5bd5529097f894590a0cf Mon Sep 17 00:00:00 2001
From: Gerhard Jungwirth <gjungwirth@sipwise.com>
Date: Tue, 22 Jul 2014 09:44:17 +0200
Subject: [PATCH] MT#8261 fix evaluation zero to false

---
 lib/NGCP/Panel/Field/NumRangeAPI.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/NGCP/Panel/Field/NumRangeAPI.pm b/lib/NGCP/Panel/Field/NumRangeAPI.pm
index 77b8dd698a..e110d6fd58 100644
--- a/lib/NGCP/Panel/Field/NumRangeAPI.pm
+++ b/lib/NGCP/Panel/Field/NumRangeAPI.pm
@@ -8,7 +8,7 @@ has 'max_end' => (isa => 'Int', default => 999_999, is => 'rw');
 sub validate {
     my ( $self ) = @_;
     my ($start, $end) = $self->value =~ m/(\d+)-(\d+)/;
-    unless ($start && $end && $start >= 0 && $end >= 0) {
+    unless ((defined $start) && (defined $end) && $start >= 0 && $end >= 0) {
         $self->add_error('Invalid format');
         return;
     }