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Bluetooth: Ack L2CAP I-frames before retransmit missing packet

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Moving the Ack to before l2cap_retransmit_frame() we can avoid the
case where txWindow is full and the packet can't be retransmited.

Signed-off-by: Gustavo F. Padovan <gustavo@las.ic.unicamp.br>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Gustavo F. Padovan 2009-12-15 20:13:27 -02:00 committed by Marcel Holtmann
parent 186de9a338
commit 186ee8cf01
1 changed files with 1 additions and 1 deletions
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2
net/bluetooth/l2cap.c
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@ -3471,9 +3471,9 @@ static inline int l2cap_data_channel_sframe(struct sock *sk, u16 rx_control, str
pi->conn_state &= ~L2CAP_CONN_REMOTE_BUSY;
if (rx_control & L2CAP_CTRL_POLL) {
l2cap_retransmit_frame(sk, tx_seq);
pi->expected_ack_seq = tx_seq;
l2cap_drop_acked_frames(sk);
l2cap_retransmit_frame(sk, tx_seq);
l2cap_ertm_send(sk);
if (pi->conn_state & L2CAP_CONN_WAIT_F) {
pi->srej_save_reqseq = tx_seq;