From 3711e64d7136aa688df3b79b57bf5708458734f0 Mon Sep 17 00:00:00 2001
From: Tom Eastep <teastep@shorewall.net>
Date: Wed, 7 Apr 2010 14:38:29 -0700
Subject: [PATCH] Fix for 0 values propagated to the script

Signed-off-by: Tom Eastep <teastep@shorewall.net>
---
 Shorewall/Perl/Shorewall/Config.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Shorewall/Perl/Shorewall/Config.pm b/Shorewall/Perl/Shorewall/Config.pm
index 985a03c7b..b69f425d6 100644
--- a/Shorewall/Perl/Shorewall/Config.pm
+++ b/Shorewall/Perl/Shorewall/Config.pm
@@ -3106,7 +3106,8 @@ sub get_configuration( $ ) {
 #
 sub propagateconfig() {
     for my $option ( @propagateconfig ) {
-	my $value = $config{$option} || '';
+	my $value = $config{$option};
+	$value = '' unless defined $value;
 	emit "$option=\"$value\"";
     }
 }