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don't dequeue retransmitted STREAM frames after the stream was canceled

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This commit is contained in:
Marten Seemann 2020-04-17 07:58:41 +07:00
parent 88337ed8c0
commit 7b1c4e7d80
2 changed files with 20 additions and 5 deletions
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9
send_stream.go
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@ -166,6 +166,10 @@ func (s *sendStream) popStreamFrame(maxBytes protocol.ByteCount) (*ackhandler.Fr
}
func (s *sendStream) popNewOrRetransmittedStreamFrame(maxBytes protocol.ByteCount) (*wire.StreamFrame, bool /* has more data to send */) {
if s.canceledWrite || s.closeForShutdownErr != nil {
return nil, false
}
if len(s.retransmissionQueue) > 0 {
f, hasMoreRetransmissions := s.maybeGetRetransmission(maxBytes)
if f != nil || hasMoreRetransmissions {
@ -195,10 +199,6 @@ func (s *sendStream) popNewOrRetransmittedStreamFrame(maxBytes protocol.ByteCoun
}
func (s *sendStream) popNewStreamFrame(f *wire.StreamFrame, maxBytes protocol.ByteCount) bool {
if s.canceledWrite || s.closeForShutdownErr != nil {
return false
}
maxDataLen := f.MaxDataLen(maxBytes, s.version)
if maxDataLen == 0 { // a STREAM frame must have at least one byte of data
return s.dataForWriting != nil
@ -329,7 +329,6 @@ func (s *sendStream) Close() error {
func (s *sendStream) CancelWrite(errorCode protocol.ApplicationErrorCode) {
s.cancelWriteImpl(errorCode, fmt.Errorf("Write on stream %d canceled with error code %d", s.streamID, errorCode))
}
// must be called after locking the mutex