From a512481af30e038cd694a4a2e771eb4ab8192ed9 Mon Sep 17 00:00:00 2001
From: Jared Camins-Esakov <jcamins@cpbibliography.com>
Date: Sun, 18 Aug 2013 12:41:18 -0400
Subject: [PATCH] Bug 5202: (follow-up) Quiet warning

$mergereference is not always defined, so we should check it is
defined before checking its value.

Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
---
 authorities/merge.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/authorities/merge.pl b/authorities/merge.pl
index 0c7a7ead9f..be24c8eca0 100755
--- a/authorities/merge.pl
+++ b/authorities/merge.pl
@@ -94,7 +94,7 @@ else {
         my $recordObj1 = Koha::Authority->get_from_authid($authid[0]) || Koha::Authority->new();
         my $recordObj2;
 
-        if ($mergereference eq 'breeding') {
+        if (defined $mergereference && $mergereference eq 'breeding') {
             $recordObj2 =  Koha::Authority->get_from_breeding($authid[1]) || Koha::Authority->new();
         } else {
             $recordObj2 =  Koha::Authority->get_from_authid($authid[1]) || Koha::Authority->new();
-- 
2.11.0