From 3c3c0404713b4a6172199f97468ff618b21898a8 Mon Sep 17 00:00:00 2001
From: Max Baker <>
Date: Wed, 26 Mar 2003 20:34:40 +0000
Subject: [PATCH] added check for undef port in fw_mac

---
 Info/Layer3/Aironet.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Info/Layer3/Aironet.pm b/Info/Layer3/Aironet.pm
index 65d2e23f..2c28ed1a 100644
--- a/Info/Layer3/Aironet.pm
+++ b/Info/Layer3/Aironet.pm
@@ -110,6 +110,7 @@ sub fw_mac {
     # remove port 0 forwarding table entries, only port 0 static entries
     foreach my $fw (keys %$fw_mac){
         my $port = $fw_port->{$fw};
+        next unless defined $port;
         delete $fw_mac->{$fw} if $port == 0;
     }