From dc66b82252eceb11ad5be31739ded6f46feb99a9 Mon Sep 17 00:00:00 2001
From: "Ycarus (Yannick Chabanois)" <ycarus@zugaina.org>
Date: Sat, 6 Feb 2021 09:05:02 +0100
Subject: [PATCH] Fix issue with modemmanager in wizard

---
 .../luasrc/view/openmptcprouter/wizard.htm                     | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/luci-app-openmptcprouter/luasrc/view/openmptcprouter/wizard.htm b/luci-app-openmptcprouter/luasrc/view/openmptcprouter/wizard.htm
index 5224df408..ba31c9dd7 100644
--- a/luci-app-openmptcprouter/luasrc/view/openmptcprouter/wizard.htm
+++ b/luci-app-openmptcprouter/luasrc/view/openmptcprouter/wizard.htm
@@ -22,6 +22,9 @@
 		return true
 	end
 	function splitstring(inputstr, sep)
+		if inputstr == nil then
+			return ""
+		end
 		if sep == nil then
 			sep = "%s"
 		end