From d72beb8eaf0ae633e4d05268b96b451fa8a81aaa Mon Sep 17 00:00:00 2001
From: Dietmar Maurer <dietmar@proxmox.com>
Date: Thu, 3 Apr 2014 09:29:56 +0200
Subject: [PATCH 1/1] parse_address_list: add check for ipset references.

---
 src/PVE/Firewall.pm | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/PVE/Firewall.pm b/src/PVE/Firewall.pm
index 88fc044..83a9921 100644
--- a/src/PVE/Firewall.pm
+++ b/src/PVE/Firewall.pm
@@ -613,6 +613,8 @@ sub get_etc_protocols {
 sub parse_address_list {
     my ($str) = @_;
 
+    return if $str !~ m/^(\+)(\S+)$/; # ipset ref
+
     my $count = 0;
     my $iprange = 0;
     foreach my $elem (split(/,/, $str)) {
@@ -1591,8 +1593,8 @@ sub parse_fw_rule {
     parse_port_name_number_or_range($dport) if defined($dport);
     parse_port_name_number_or_range($sport) if defined($sport);
 
-    parse_address_list($source) if $source && $source !~ m/^(\+)(\S+)$/;
-    parse_address_list($dest) if $dest && $dest !~ m/^(\+)(\S+)$/;
+    parse_address_list($source) if $source;
+    parse_address_list($dest) if $dest;
 
     return {
 	type => $type,
-- 
2.39.2