Coverity complains about some function return value not being checked
/lib/dhcpsrv/alloc_engine.ccvoid AllocEngine::reclaimLeaseInDatabase - Calling deleteLease without checking return value (as is done elsewhere 8 out of 9 times)./src/hooks/dhcp/high_availability/ha_service.ccHAService::asyncSyncLeasesInternal - Calling addLease without checking return value (as is done elsewhere 5 out of 6 times)./src/lib/asiolink/tcp_socket.hclass TCPSocket isUsablecheck_return: - Callingthis->socket_>receive(boost::asio::mutable_buffers_1(boost::asio::buffer(data, 2UL)), 2, ec) without checking return value. This library function may fail and return an error code. [Note: The source code implementation of the function has been overridden by a builtin model.] socket_.receive(boost::asio::buffer(data, sizeof(data)), boost::asio::socket_base::message_peek, ec);