From 782feaeafa343c3e426e289c350d2699f3afe658 Mon Sep 17 00:00:00 2001
From: Daniel Barlow <dan@telent.net>
Date: Fri, 3 May 2024 16:28:53 +0100
Subject: [PATCH] set default for firewall extraRules

---
 modules/firewall/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/firewall/default.nix b/modules/firewall/default.nix
index fa4d99c..17817b9 100644
--- a/modules/firewall/default.nix
+++ b/modules/firewall/default.nix
@@ -59,6 +59,7 @@ in
             extraRules = mkOption {
               type = types.attrsOf types.attrs;
               description = "firewall ruleset";
+              default = {};
             };
             rules = mkOption {
               type = types.attrsOf types.attrs;   # we could usefully tighten this a bit :-)