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Fix the TCP FIN emission with queued data rolling over TX buffer.
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whitequark committed Jan 25, 2017
1 parent 9aebbff commit a20f89f
Showing 1 changed file with 1 addition and 1 deletion.
2 changes: 1 addition & 1 deletion src/socket/tcp.rs
Original file line number Diff line number Diff line change
@@ -924,7 +924,7 @@ impl<'a> TcpSocket<'a> {
// The FIN control flag occupies the place in the sequence space after
// the data in the current segment. If we still have some data left for the next
// segment (e.g. the receiver window is too small), then don't send FIN just yet.
let all_data_sent = self.tx_buffer.len() == offset + size;
let all_data_sent = self.tx_buffer.len() == offset + data.len();
match self.state {
State::FinWait1 | State::LastAck if all_data_sent => {
// We should notify the other side that we've closed the transmit half

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