From c8e77cca25b6485362ea6a21ab0ac11a83b361e3 Mon Sep 17 00:00:00 2001
From: "Ycarus (Yannick Chabanois)" <ycarus@zugaina.org>
Date: Fri, 30 Oct 2020 19:29:27 +0100
Subject: [PATCH] Fix adding interface via wizard

---
 .../luasrc/controller/openmptcprouter.lua                     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua b/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua
index 4d5e73e4b..1bb28c3b1 100644
--- a/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua
+++ b/luci-app-openmptcprouter/luasrc/controller/openmptcprouter.lua
@@ -93,7 +93,9 @@ function wizard_add()
 		ucic:foreach("network", "interface", function(s)
 			local sectionname = s[".name"]
 			if sectionname:match("^wan(%d+)$") then
-				i = tonumber(string.match(sectionname, '(%d+)$')) + 1
+				if i <= tonumber(string.match(sectionname, '%d+')) then
+					i = tonumber(string.match(sectionname, '%d+')) + 1
+				end
 			end
 			if ucic:get("network",sectionname,"multipath") == "master" then
 				multipath_master = true