From d974065f8ef353b7ec3c91ac9c4962f74b763912 Mon Sep 17 00:00:00 2001
From: Dmitri Bogomolov <4glitch@gmail.com>
Date: Thu, 23 Feb 2017 20:22:44 +0200
Subject: [PATCH] Handle exceptions from python without ipv6 support

---
 src/protocol.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/protocol.py b/src/protocol.py
index e5b2c5c2..dca4c942 100644
--- a/src/protocol.py
+++ b/src/protocol.py
@@ -100,7 +100,10 @@ def checkIPAddress(host, private=False):
             return False
         return hostStandardFormat
     else:
-        hostStandardFormat = socket.inet_ntop(socket.AF_INET6, host)
+        try:
+            hostStandardFormat = socket.inet_ntop(socket.AF_INET6, host)
+        except ValueError:
+            return False
         if hostStandardFormat == "":
             # This can happen on Windows systems which are not 64-bit compatible 
             # so let us drop the IPv6 address.