From a01018b9b682af7d25d8c856a9522809293b49c7 Mon Sep 17 00:00:00 2001
From: yubiuser <github@yubiuser.dev>
Date: Sun, 22 Sep 2024 22:42:21 +0200
Subject: [PATCH] Fix atob issue when xff is undefined

Signed-off-by: yubiuser <github@yubiuser.dev>
---
 scripts/pi-hole/js/footer.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/pi-hole/js/footer.js b/scripts/pi-hole/js/footer.js
index 440a1054..d5e7b684 100644
--- a/scripts/pi-hole/js/footer.js
+++ b/scripts/pi-hole/js/footer.js
@@ -714,7 +714,7 @@ function addAdvancedInfo() {
   const advancedInfoTarget = $("#advanced-info");
   const isTLS = advancedInfoSource.data("tls");
   const clientIP = advancedInfoSource.data("client-ip");
-  const XForwardedFor = window.atob(advancedInfoSource.data("xff"));
+  const XForwardedFor = window.atob(advancedInfoSource.data("xff") ?? "");
   const starttime = parseFloat(advancedInfoSource.data("starttime"));
   const endtime = parseFloat(advancedInfoSource.data("endtime"));
   const totaltime = 1e3 * (endtime - starttime);