From 5e3b3c80f9e614abcf6e77bbf339b0baefecb748 Mon Sep 17 00:00:00 2001
From: Bob Halley <halley@dnspython.org>
Date: Thu, 20 Jul 2006 01:51:48 +0000
Subject: [PATCH] deal with up-to-date

---
 dns/query.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dns/query.py b/dns/query.py
index fa79ad8e..66bf946f 100644
--- a/dns/query.py
+++ b/dns/query.py
@@ -327,6 +327,8 @@ def xfr(where, zone, rdtype=dns.rdatatype.AXFR, rdclass=dns.rdataclass.IN,
             if rrset.rdtype != dns.rdatatype.SOA:
                 raise dns.exception.FormError
             soa_rrset = rrset.copy()
+            if soa_rrset.serial == serial:
+                done = True
         #
         # Count the number of origin SOA RRs in this message
         #
-- 
2.47.3