From 6db8ea285a721afd816ea6e91cabf9577b1fb392 Mon Sep 17 00:00:00 2001
From: Marten Seemann <martenseemann@gmail.com>
Date: Wed, 27 Apr 2016 09:33:52 +0700
Subject: [PATCH] handle SentPacketHandler errors when sending packets

---
 session.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/session.go b/session.go
index 9d333d0d..a9a6d72e 100644
--- a/session.go
+++ b/session.go
@@ -244,11 +244,16 @@ func (s *Session) sendPacket() error {
 	if packet == nil {
 		return nil
 	}
-	s.sentPacketHandler.SentPacket(&ackhandler.Packet{
+
+	err = s.sentPacketHandler.SentPacket(&ackhandler.Packet{
 		PacketNumber: packet.number,
 		Frames:       packet.frames,
 		EntropyBit:   packet.entropyBit,
 	})
+	if err != nil {
+		return err
+	}
+
 	fmt.Printf("-> Sending packet %d (%d bytes)\n", packet.number, len(packet.raw))
 	err = s.conn.write(packet.raw)
 	if err != nil {