From bef8fa877a9e37f1c3a45ee13be1380065c13bbd Mon Sep 17 00:00:00 2001
From: Otto Moerbeek <otto.moerbeek@open-xchange.com>
Date: Mon, 28 Mar 2022 10:21:02 +0200
Subject: [PATCH] Use correct index for LRU delete

---
 pdns/recpacketcache.cc | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/pdns/recpacketcache.cc b/pdns/recpacketcache.cc
index 697e56de71..8d68e10c58 100644
--- a/pdns/recpacketcache.cc
+++ b/pdns/recpacketcache.cc
@@ -192,10 +192,9 @@ void RecursorPacketCache::insertResponsePacket(unsigned int tag, uint32_t qhash,
   d_packetCache.insert(e);
 
   if (d_packetCache.size() > d_maxSize) {
-    auto it = d_packetCache.begin();
-    d_packetCache.erase(it);
+    auto& seq_idx = d_packetCache.get<SequencedTag>();
+    seq_idx.erase(seq_idx.begin());
   }
-
 }
 
 uint64_t RecursorPacketCache::bytes() const
-- 
2.47.2