From d87c3cdc20d808f0d4ee5cb0402319b1da46187b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8F=99=E8=BF=B0=E3=80=81=E5=88=AB=E7=A6=BB?=
 <93301500+xushubieli@users.noreply.github.com>
Date: Fri, 17 Mar 2023 15:50:37 +0800
Subject: [PATCH] Update common.func.php

---
 src/system/common.func.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/system/common.func.php b/src/system/common.func.php
index 6e60ffa7..9d8627cb 100755
--- a/src/system/common.func.php
+++ b/src/system/common.func.php
@@ -65,7 +65,11 @@ if (version_compare(PHP_VERSION, '7.0.0', '>=')) {
     if (!function_exists('mysql_close') and function_exists('mysqli_close')) {
         function mysql_close($link)
         {
-            return mysqli_close($link);
+            if ($link) {
+                return @mysqli_close($link);
+            } else {
+                return false;
+            }
         }
     }
     if (!function_exists('mysql_free_result') and function_exists('mysqli_free_result')) {