From 22a676e01a37872e2e6d7422f64bf45a4c80fd16 Mon Sep 17 00:00:00 2001
From: Kees Monshouwer <mind04@monshouwer.org>
Date: Wed, 2 May 2018 00:37:04 +0200
Subject: [PATCH] auth: also skip sorting for unsigned zones. Thanks @habbie

---
 pdns/tcpreceiver.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pdns/tcpreceiver.cc b/pdns/tcpreceiver.cc
index 6374e4ee2..b3e14d702 100644
--- a/pdns/tcpreceiver.cc
+++ b/pdns/tcpreceiver.cc
@@ -811,7 +811,7 @@ int TCPNameserver::doAXFR(const DNSName &target, shared_ptr<DNSPacket> q, int ou
   }
 
   // Group records by name and type, signpipe stumbles over interrupted rrsets
-  if(!presignedZone) {
+  if(securedZone && !presignedZone) {
     sort(zrrs.begin(), zrrs.end(), [](const DNSZoneRecord& a, const DNSZoneRecord& b) {
       return tie(a.dr.d_name, a.dr.d_type) < tie(b.dr.d_name, b.dr.d_type);
     });
-- 
2.40.0