From b3598dc86f8426352f37d17a0664f506933d6440 Mon Sep 17 00:00:00 2001
From: Bob Halley <halley@nominum.com>
Date: Wed, 4 May 2011 22:39:47 +0100
Subject: [PATCH] reversename for v6 was generating bogus values

---
 dns/reversename.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dns/reversename.py b/dns/reversename.py
index 6badf484..7ac4ab31 100644
--- a/dns/reversename.py
+++ b/dns/reversename.py
@@ -39,7 +39,7 @@ def from_address(text):
     @rtype: dns.name.Name object
     """
     try:
-        parts = ['%x.%x' % (byte, byte >> 4) for byte in dns.ipv6.inet_aton(text)]
+        parts = ['%x.%x' % (byte & 0x0f, byte >> 4) for byte in dns.ipv6.inet_aton(text)]
         origin = ipv6_reverse_domain
     except:
         parts = ['%d' % byte for byte in dns.ipv4.inet_aton(text)]
-- 
2.47.3