Bluetooth: Finish implementation for Rec RR (P=1) on ERTM
Now the code handles the case under SREJ_SENT state.
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index e9ac9fb..f386985 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -3499,8 +3499,17 @@
l2cap_drop_acked_frames(sk);
if (rx_control & L2CAP_CTRL_POLL) {
- l2cap_send_i_or_rr_or_rnr(sk);
- pi->conn_state &= ~L2CAP_CONN_REMOTE_BUSY;
+ if (pi->conn_state & L2CAP_CONN_SREJ_SENT) {
+ if ((pi->conn_state & L2CAP_CONN_REMOTE_BUSY) &&
+ (pi->unacked_frames > 0))
+ __mod_retrans_timer();
+
+ pi->conn_state &= ~L2CAP_CONN_REMOTE_BUSY;
+ l2cap_send_srejtail(sk);
+ } else {
+ l2cap_send_i_or_rr_or_rnr(sk);
+ pi->conn_state &= ~L2CAP_CONN_REMOTE_BUSY;
+ }
} else if (rx_control & L2CAP_CTRL_FINAL) {
pi->conn_state &= ~L2CAP_CONN_REMOTE_BUSY;