From 51ebc4592a85545ce2dd5f545374e91d83e1a7b8 Mon Sep 17 00:00:00 2001
From: Thierry Bugier <tbugier@teclib.com>
Date: Wed, 29 Jan 2020 09:04:10 +0100
Subject: [PATCH] fix(common): getMax fails with PHP 7.4

Signed-off-by: Thierry Bugier <tbugier@teclib.com>
---
 inc/common.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/inc/common.class.php b/inc/common.class.php
index 499d15423..66347d37e 100644
--- a/inc/common.class.php
+++ b/inc/common.class.php
@@ -148,7 +148,7 @@ public static function getMax(CommonDBTM $item, array $condition, $fieldName) {
          'LIMIT'  => 1
       ])->next();
 
-      if ($line === null) {
+      if (!isset($line[$fieldName])) {
          return null;
       }
       return (int) $line[$fieldName];