SERVER-74382 Prevent ShardingReplicaSetChangeListener from failing to unset updateInProgress

1 files changed, 7 insertions, 1 deletions

diff --git a/src/mongo/s/mongos_main.cpp b/src/mongo/s/mongos_main.cpp
index 33214b83693..8cbb3390b83 100644
--- a/src/mongo/s/mongos_main.cpp
+++ b/src/mongo/s/mongos_main.cpp
@@ -532,7 +532,9 @@ public:
         {
             stdx::lock_guard lock(_mutex);
             if (!_hasUpdateState(lock, setName)) {
-                _updateStates.emplace(setName, ReplSetConfigUpdateState());
+                _updateStates.emplace(std::piecewise_construct,
+                                      std::forward_as_tuple(setName),
+                                      std::forward_as_tuple());
             }
             auto& updateState = _updateStates.at(setName);
             updateState.nextUpdateToSend = connStr;
@@ -661,6 +663,10 @@ private:
     mutable Mutex _mutex = MONGO_MAKE_LATCH("ShardingReplicaSetChangeListenerMongod::mutex");
 
     struct ReplSetConfigUpdateState {
+        ReplSetConfigUpdateState() = default;
+        ReplSetConfigUpdateState(const ReplSetConfigUpdateState&) = delete;
+        ReplSetConfigUpdateState& operator=(const ReplSetConfigUpdateState&) = delete;
+
         // True when an update to the config.shards is in progress.
         bool updateInProgress = false;
         boost::optional<ConnectionString> nextUpdateToSend;