dnsdist: Remove useless `std::round()`, as suggested by Otto

(cherry picked from commit 7b90590a78dd1ad83ae04c097bbe967db69500ef)

diff --git a/pdns/dnsdist-tcp.cc b/pdns/dnsdist-tcp.cc
index f24912f206c6d2feee212cc6e20a30cb2525538b..bfcb1b9dda3f1fc23044287bd5f82e6c9540d5c4 100644 (file)
--- a/pdns/dnsdist-tcp.cc
+++ b/pdns/dnsdist-tcp.cc
@@ -319,7 +319,7 @@ void IncomingTCPConnectionState::registerOwnedDownstreamConnection(std::shared_p
   incomingMaxInFlightQueriesPerConn = std::max(incomingMaxInFlightQueriesPerConn, static_cast<size_t>(1U));
   auto outgoingMaxInFlightQueriesPerConn = downstream->d_config.d_maxInFlightQueriesPerConn;
   outgoingMaxInFlightQueriesPerConn = std::max(outgoingMaxInFlightQueriesPerConn, static_cast<size_t>(1U));
-  size_t maxCachedOutgoingConnections = std::min(static_cast<size_t>(std::round(incomingMaxInFlightQueriesPerConn / outgoingMaxInFlightQueriesPerConn)), static_cast<size_t>(5U));
+  size_t maxCachedOutgoingConnections = std::min(static_cast<size_t>(incomingMaxInFlightQueriesPerConn / outgoingMaxInFlightQueriesPerConn), static_cast<size_t>(5U));
 
   queue.push_front(conn);
   if (queue.size() > maxCachedOutgoingConnections) {