From: Kees Monshouwer <mind04@monshouwer.org>
Date: Thu, 4 Jul 2019 07:30:29 +0000 (+0200)
Subject: auth: do not update identical notified serials
X-Git-Tag: auth-4.3.0-beta2~8^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f159e13767c75d2671953d72e65f88460c7e748b;p=thirdparty%2Fpdns.git

auth: do not update identical notified serials
---

diff --git a/pdns/mastercommunicator.cc b/pdns/mastercommunicator.cc
index abd496fe7a..4219e1d356 100644
--- a/pdns/mastercommunicator.cc
+++ b/pdns/mastercommunicator.cc
@@ -120,8 +120,9 @@ bool CommunicatorClass::notifyDomain(const DNSName &domain, UeberBackend* B)
     return false;
   }
   queueNotifyDomain(di, B);
-  // call backend and tell them we sent out the notification - even though that is premature    
-  di.backend->setNotified(di.id, di.serial);
+  // call backend and tell them we sent out the notification - even though that is premature
+  if (di.serial != di.notified_serial)
+    di.backend->setNotified(di.id, di.serial);
 
   return true; 
 }