don't send updated LeaseSet through a terminated session

libi2pd/Streaming.cpp

@@ -817,7 +817,7 @@ namespace stream
 
 	void Stream::SendUpdatedLeaseSet ()
 	{
-		if (m_RoutingSession)
+		if (m_RoutingSession && !m_RoutingSession->IsTerminated ())
 		{
 			if (m_RoutingSession->IsLeaseSetNonConfirmed ())
 			{
@@ -838,6 +838,8 @@ namespace stream
 				SendQuickAck ();
 			}
 		}
+		else
+			SendQuickAck ();
 	}
 
 	void Stream::ScheduleResend ()

libi2pd/Streaming.h

@@ -61,7 +61,7 @@ namespace stream
 	const int SYN_TIMEOUT = 200; // how long we wait for SYN after follow-on, in milliseconds
 	const size_t MAX_PENDING_INCOMING_BACKLOG = 128;
 	const int PENDING_INCOMING_TIMEOUT = 10; // in seconds
-	const int MAX_RECEIVE_TIMEOUT = 30; // in seconds
+	const int MAX_RECEIVE_TIMEOUT = 20; // in seconds
 
 	struct Packet
 	{