From a2ac5762a270d05bb22b1fe1b20669a3610a1e59 Mon Sep 17 00:00:00 2001
From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Tue, 13 May 2025 09:20:22 +0200
Subject: [PATCH] dnsdist: Fix a crash in the TCP concurrent connections map

The bug was introduced in 99d1e8f044d43b9a75ffc70fed22ea674a9b7859.
Thanks to Robert Edmonds for finding, reporting and proposing a patch
fixing the issue!
---
 pdns/dnsdistdist/dnsdist-concurrent-connections.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pdns/dnsdistdist/dnsdist-concurrent-connections.cc b/pdns/dnsdistdist/dnsdist-concurrent-connections.cc
index c2f2c64657..8669fb6eb8 100644
--- a/pdns/dnsdistdist/dnsdist-concurrent-connections.cc
+++ b/pdns/dnsdistdist/dnsdist-concurrent-connections.cc
@@ -71,7 +71,7 @@ using map_t = boost::multi_index_container<
     boost::multi_index::ordered_non_unique<boost::multi_index::tag<TimeTag>,
                                            boost::multi_index::member<ClientEntry, time_t, &ClientEntry::d_lastSeen>>>>;
 
-static std::vector<LockGuarded<map_t>> s_tcpClientsConnectionMetrics{10};
+static std::vector<LockGuarded<map_t>> s_tcpClientsConnectionMetrics{NB_SHARDS};
 
 static AddressAndPortRange getRange(const ComboAddress& from)
 {
-- 
2.47.2