From 29751dcf6f3820608d82413eac19f5d77186dc36 Mon Sep 17 00:00:00 2001
From: akwizgran <michael@briarproject.org>
Date: Tue, 13 Nov 2012 13:52:08 +0000
Subject: [PATCH] Interface may be null if there are no suitable network
interfaces.
---
src/net/sf/briar/plugins/tcp/LanTcpPlugin.java | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/net/sf/briar/plugins/tcp/LanTcpPlugin.java b/src/net/sf/briar/plugins/tcp/LanTcpPlugin.java
index 4cd1eefc71..e0a2dccd86 100644
--- a/src/net/sf/briar/plugins/tcp/LanTcpPlugin.java
+++ b/src/net/sf/briar/plugins/tcp/LanTcpPlugin.java
@@ -120,6 +120,7 @@ class LanTcpPlugin extends TcpPlugin {
MulticastSocket ms = null;
try {
InetAddress iface = chooseInterface();
+ if(iface == null) return null;
ms = new MulticastSocket(mcast.getPort());
ms.setInterface(iface);
ms.joinGroup(mcast.getAddress());
--
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