From a68c95ba7301350c8e9ac816ef9fd33563b8a112 Mon Sep 17 00:00:00 2001
From: Isaac Connor <isaac@zoneminder.com>
Date: Wed, 23 Sep 2020 16:07:46 -0400
Subject: [PATCH] fix logic on systemd and mysql/mariadb existence

---
 distros/ubuntu2004/zoneminder.postinst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/distros/ubuntu2004/zoneminder.postinst b/distros/ubuntu2004/zoneminder.postinst
index 715e6a839..6c7bcccba 100644
--- a/distros/ubuntu2004/zoneminder.postinst
+++ b/distros/ubuntu2004/zoneminder.postinst
@@ -67,7 +67,7 @@ if [ "$1" = "configure" ]; then
 
   if [ "$ZM_DB_HOST" = "localhost" ]; then
 
-    if [ $SYSTEMD -eq 1 ] && [ -e "/lib/systemd/system/mysql.service" ] || [ -e "/lib/systemd/system/mariadb.service" ]; then
+    if [ $SYSTEMD -eq 1 ] && ([ -e "/lib/systemd/system/mysql.service" ] || [ -e "/lib/systemd/system/mariadb.service" ]); then
       #
       # Get mysql started if it isn't running
       #