From 210b625ac6626f72609bc5cdb4252262f40e786d Mon Sep 17 00:00:00 2001
From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Thu, 24 Jun 2021 14:07:52 +0200
Subject: [PATCH] Only perform AdditionalServiceProcessing for aliasform
 records.

Co-authored-by: Kees Monshouwer <mind04@monshouwer.org>
---
 pdns/packethandler.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pdns/packethandler.cc b/pdns/packethandler.cc
index 5cf2acf42f..45164c35d8 100644
--- a/pdns/packethandler.cc
+++ b/pdns/packethandler.cc
@@ -518,7 +518,9 @@ void PacketHandler::doAdditionalProcessing(DNSPacket& p, std::unique_ptr<DNSPack
           if (content.isRoot()) {
             content = rr.dr.d_name;
           }
-          content = doAdditionalServiceProcessing(content, rr.dr.d_type, r, extraRecords);
+          if (rrc->getPriority() == 0) {
+            content = doAdditionalServiceProcessing(content, rr.dr.d_type, r, extraRecords);
+          }
           break;
         }
         default:
-- 
2.47.2