From 43accc31c5d6d7cfe1e820d80d3042e335ebad3d Mon Sep 17 00:00:00 2001
From: rbalocca <rbalocca@fugazi.vyatta.com>
Date: Fri, 18 Jan 2008 13:24:46 -0800
Subject: Check for undefined values before using them

---
 scripts/VyattaConfig.pm | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/scripts/VyattaConfig.pm b/scripts/VyattaConfig.pm
index 6c37073..15837d4 100644
--- a/scripts/VyattaConfig.pm
+++ b/scripts/VyattaConfig.pm
@@ -345,12 +345,19 @@ sub listNodeStatus {
   my %nodehash = ();
 
   # find deleted nodes first
+  if(!$self || !$path ) {
+     return %nodehash;
+  }
+
   @nodes = $self->listDeleted("$path");
+  if(!@nodes) {
+    return %nodehash;
+  }
+
   foreach my $node (@nodes) {
     if ($node =~ /.+/) { $nodehash{$node} = "deleted" };
   }
 
-  @nodes = ();
   @nodes = $self->listNodes("$path");
   foreach my $node (@nodes) {
     if ($node =~ /.+/) {
-- 
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