From ca42a613c92d131ff02d5714419d58c36c3459f3 Mon Sep 17 00:00:00 2001 From: "Gustavo F. Padovan" Date: Wed, 26 Aug 2009 04:04:01 -0300 Subject: [PATCH] Bluetooth: Acknowledge L2CAP packets when receiving RR-frames (F-bit=1) Implement the Recv ReqSeqAndFBit event when a RR frame with F bit set is received. Signed-off-by: Gustavo F. Padovan Signed-off-by: Marcel Holtmann --- net/bluetooth/l2cap.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index e5847c5849d7..0a36c61c011f 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -3348,9 +3348,13 @@ static inline int l2cap_data_channel_sframe(struct sock *sk, u16 rx_control, str case L2CAP_SUPER_RCV_READY: if (rx_control & L2CAP_CTRL_POLL) { u16 control = L2CAP_CTRL_FINAL; - control |= L2CAP_SUPER_RCV_READY; + control |= L2CAP_SUPER_RCV_READY | + (pi->buffer_seq << L2CAP_CTRL_REQSEQ_SHIFT); l2cap_send_sframe(l2cap_pi(sk), control); } else if (rx_control & L2CAP_CTRL_FINAL) { + pi->expected_ack_seq = tx_seq; + l2cap_drop_acked_frames(sk); + if (!(pi->conn_state & L2CAP_CONN_WAIT_F)) break; -- 2.20.1