From c0c5b2b94f5d555a271fa8b8278f5eb6a624e714 Mon Sep 17 00:00:00 2001
From: M66B <marcel@faircode.eu>
Date: Thu, 11 Feb 2016 15:01:23 +0100
Subject: [PATCH] Check if reload succeeded

---
 app/src/main/java/eu/faircode/netguard/SinkholeService.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/src/main/java/eu/faircode/netguard/SinkholeService.java b/app/src/main/java/eu/faircode/netguard/SinkholeService.java
index d796c4b7..98e22cbe 100644
--- a/app/src/main/java/eu/faircode/netguard/SinkholeService.java
+++ b/app/src/main/java/eu/faircode/netguard/SinkholeService.java
@@ -421,6 +421,9 @@ public class SinkholeService extends VpnService implements SharedPreferences.OnS
                     stopNative(prev, false);
                     stopVPN(prev);
                 }
+                if (vpn == null)
+                    throw new IllegalStateException("VPN start failed");
+
                 startNative(vpn, listAllowed);
             }