From c73b4e3865ebbd0fbe92e40762539c2a233f96d9 Mon Sep 17 00:00:00 2001
From: Rene Krenn <rkrenn@sipwise.com>
Date: Tue, 3 Oct 2023 11:46:44 +0200
Subject: [PATCH] MT#58422 fix persisting "don't change" underrun lock level

Change-Id: I9d9d99e81facb3548fae81f33349952f4585649c
---
 lib/NGCP/Panel/Utils/ProfilePackages.pm | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/NGCP/Panel/Utils/ProfilePackages.pm b/lib/NGCP/Panel/Utils/ProfilePackages.pm
index dd40cbd2cc..ae7f415fa1 100644
--- a/lib/NGCP/Panel/Utils/ProfilePackages.pm
+++ b/lib/NGCP/Panel/Utils/ProfilePackages.pm
@@ -1144,8 +1144,12 @@ sub check_underrun_lock_level {
     }
 
     if (defined $resource->{underrun_lock_level}) {
-        unless(defined $resource->{underrun_lock_threshold}){
-            return 0 unless &{$err_code}("If specifying an underrun lock level, 'underrun_lock_threshold' is required.",'underrun_lock_threshold');
+        if (length($resource->{underrun_lock_level})) {
+            unless(defined $resource->{underrun_lock_threshold}){
+                return 0 unless &{$err_code}("If specifying an underrun lock level, 'underrun_lock_threshold' is required.",'underrun_lock_threshold');
+            }
+        } else {
+            undef $resource->{underrun_lock_level};
         }
     }
     return 1;