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Commit ca42a613 authored by Gustavo Padovan's avatar Gustavo Padovan Committed by Marcel Holtmann
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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: default avatarGustavo F. Padovan <gustavo@las.ic.unicamp.br>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent cbe86b98

net/bluetooth/l2cap.c

+5 −1
Original line number Diff line number Diff line
@@ -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;