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authorGustavo F. Padovan <gustavo@las.ic.unicamp.br>2009-12-15 20:13:27 -0200
committerMarcel Holtmann <marcel@holtmann.org>2009-12-17 12:06:23 -0800
commit186ee8cf0130993dea8ab8867ff1af8a148f9ae6 (patch)
treedd65c1c454625194b85f6c458ccf96c1a7ef062a
parent186de9a33803c7ee20d9af75c9049b50e68a3a08 (diff)
downloadlinux-186ee8cf0130993dea8ab8867ff1af8a148f9ae6.tar.bz2
Bluetooth: Ack L2CAP I-frames before retransmit missing packet
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>
-rw-r--r--net/bluetooth/l2cap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 7db9a1f8f882..fb0f81d99f96 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -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;