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make Stream.Close() a no-op after the stream was closed for shutdown

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This commit is contained in:
Marten Seemann 2020-03-25 16:48:32 +07:00
parent fd80fc683a
commit 599d937966
2 changed files with 10 additions and 1 deletions
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6
send_stream.go
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@ -311,9 +311,13 @@ func (s *sendStream) queueRetransmission(f wire.Frame) {
func (s *sendStream) Close() error {
s.mutex.Lock()
if s.closedForShutdown {
s.mutex.Unlock()
return nil
}
if s.canceledWrite {
s.mutex.Unlock()
return fmt.Errorf("Close called for canceled stream %d", s.streamID)
return fmt.Errorf("close called for canceled stream %d", s.streamID)
}
s.ctxCancel()
s.finishedWriting = true