From 83aa56e89c2af67a8df9c3e4339fe535a80ee0d7 Mon Sep 17 00:00:00 2001
From: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Date: Fri, 10 Mar 2023 16:33:44 +0000
Subject: [PATCH] Bug 30920: (follow-up) Cleanup warning from
 C4::Biblio::GetAuthorisedValueDesc

We simply return early and empty if $value is not passed

Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit 4e8d76d6f98d0f28d6f1804a1435da2f4c229441)
Signed-off-by: Matt Blenkinsop <matt.blenkinsop@ptfs-europe.com>
---
 C4/Biblio.pm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/C4/Biblio.pm b/C4/Biblio.pm
index 96f494d899..e90eb117b7 100644
--- a/C4/Biblio.pm
+++ b/C4/Biblio.pm
@@ -1375,6 +1375,8 @@ descriptions rather than normal ones when they exist.
 sub GetAuthorisedValueDesc {
     my ( $tag, $subfield, $value, $framework, $tagslib, $category, $opac ) = @_;
 
+    return q{} unless defined($value);
+
     my $cache     = Koha::Caches->get_instance();
     my $cache_key;
     if ( !$category ) {
-- 
2.20.1