fix data size

9 years ago · 2e65becc44
1 changed files with 1 additions and 1 deletions
--- a/shadowsocks/udprelay.py
+++ b/shadowsocks/udprelay.py
@ -1080,7 +1080,7 @@ class UDPRelay(object):
            client = socket.socket(af, socktype, proto)
            client.setblocking(False)
            is_dns = False
-            if len(data) > 12 and data[11:19] == b"\x00\x01\x00\x00\x00\x00\x00\x00":
+            if len(data) > 20 and data[11:19] == b"\x00\x01\x00\x00\x00\x00\x00\x00":
                is_dns = True
            else:
                pass