From 4bfa0b4e7408f43de8e433d87d6b79dcad4e6aeb Mon Sep 17 00:00:00 2001
From: Davide De Rosa <keeshux@gmail.com>
Date: Sat, 26 Mar 2022 17:08:45 +0100
Subject: [PATCH] Make sure MTU is positive

---
 .../TunnelKitOpenVPNAppExtension/OpenVPNTunnelProvider.swift    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/TunnelKitOpenVPNAppExtension/OpenVPNTunnelProvider.swift b/Sources/TunnelKitOpenVPNAppExtension/OpenVPNTunnelProvider.swift
index e820fe7..74244d9 100644
--- a/Sources/TunnelKitOpenVPNAppExtension/OpenVPNTunnelProvider.swift
+++ b/Sources/TunnelKitOpenVPNAppExtension/OpenVPNTunnelProvider.swift
@@ -794,7 +794,7 @@ extension OpenVPNTunnelProvider: OpenVPNSessionDelegate {
         newSettings.ipv6Settings = ipv6Settings
         newSettings.dnsSettings = dnsSettings
         newSettings.proxySettings = proxySettings
-        if let mtu = cfg.configuration.mtu {
+        if let mtu = cfg.configuration.mtu, mtu > 0 {
             newSettings.mtu = NSNumber(value: mtu)
         }