From c1364c3afef69da369d3b9dcc1d5638f9ec18eac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=A0=B4=E5=A8=83=E9=85=B1?= <mmgac001@gmail.com>
Date: Sat, 27 May 2017 13:06:35 +0800
Subject: [PATCH] init user_id

---
 shadowsocks/udprelay.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/shadowsocks/udprelay.py b/shadowsocks/udprelay.py
index ece08a4..c69b6ed 100644
--- a/shadowsocks/udprelay.py
+++ b/shadowsocks/udprelay.py
@@ -412,6 +412,7 @@ class UDPRelay(object):
             self._handle_server_dns_resolved((server_addr, server_port), None, server_addr, False, data, r_addr, uid, header_length)
 
     def _handle_server_dns_resolved(self, remote_addr, addrs, server_addr, dns_resolved, data, r_addr, uid, header_length):
+        user_id = self._listen_port
         try:
             server_port = remote_addr[1]
             if addrs is None:
@@ -457,9 +458,7 @@ class UDPRelay(object):
 
                 logging.debug('UDP port %5d sockets %d' % (self._listen_port, len(self._sockets)))
 
-                if uid is None:
-                    user_id = self._listen_port
-                else:
+                if uid is not None:
                     user_id = struct.unpack('<I', client_uid)[0]
             else:
                 client, client_uid = client_pair