From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Mon, 28 Feb 2022 12:20:40 +0000 (+0100)
Subject: dnsdist: Properly release UDP states when using random IDs
X-Git-Tag: rec-4.7.0-beta1~70^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=45351813e0b49daa6e668c16d91e6685feb8db1c;p=thirdparty%2Fpdns.git

dnsdist: Properly release UDP states when using random IDs
---

diff --git a/pdns/dnsdist.cc b/pdns/dnsdist.cc
index 58f695e118..204b132695 100644
--- a/pdns/dnsdist.cc
+++ b/pdns/dnsdist.cc
@@ -657,6 +657,7 @@ void responderThread(std::shared_ptr<DownstreamState> dss)
           // DoH query, we cannot touch du after that
           handleUDPResponseForDoH(std::move(du), std::move(response), std::move(*ids));
 #endif
+          dss->releaseState(queryId);
           continue;
         }
 
@@ -667,6 +668,7 @@ void responderThread(std::shared_ptr<DownstreamState> dss)
         memcpy(&cleartextDH, dr.getHeader(), sizeof(cleartextDH));
 
         if (!processResponse(response, localRespRuleActions, dr, ids->cs && ids->cs->muted, true)) {
+          dss->releaseState(queryId);
           continue;
         }