From 8275531161f35ca05b78136d98ea3f7497a70b65 Mon Sep 17 00:00:00 2001
From: "CanbiZ (MickLesk)" <47820557+MickLesk@users.noreply.github.com>
Date: Tue, 31 Mar 2026 23:57:25 +0200
Subject: [PATCH] fix(build): skip empty gateway value in network config
 (#13442)

When var_gateway is set to an empty string, the resulting gw= token
in the comma-separated network string causes pct create to fail with
a 'missing key in comma-separated list property' error.

Closes #13421
---
 misc/build.func | 1 +
 1 file changed, 1 insertion(+)

diff --git a/misc/build.func b/misc/build.func
index 427360589..3db6c7615 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -3530,6 +3530,7 @@ build_container() {
   # Gateway
   if [[ -n "$GATE" ]]; then
     case "$GATE" in
+    ,gw=) ;;
     ,gw=*) NET_STRING+="$GATE" ;;
     *) NET_STRING+=",gw=$GATE" ;;
     esac