From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
A2MP fixed channel do not have sk
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
---
include/net/bluetooth/l2cap.h | 1 +
net/bluetooth/a2mp.c | 3 +--
net/bluetooth/l2cap_core.c | 17 +++++++++++++++++
3 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index b022329..2fd0afd 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -575,6 +575,7 @@ struct l2cap_conn {
#define L2CAP_CHAN_RAW 1
#define L2CAP_CHAN_CONN_LESS 2
#define L2CAP_CHAN_CONN_ORIENTED 3
+#define L2CAP_CHAN_CONN_FIX_A2MP 4
/* ----- L2CAP socket info ----- */
#define l2cap_pi(sk) ((struct l2cap_pinfo *) sk)
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index a454f8b..894e53c 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -466,8 +466,7 @@ static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn)
hci_conn_hold(conn->hcon);
- chan->omtu = L2CAP_A2MP_DEFAULT_MTU;
- chan->imtu = L2CAP_A2MP_DEFAULT_MTU;
+ chan->chan_type = L2CAP_CHAN_CONN_FIX_A2MP;
chan->flush_to = L2CAP_DEFAULT_FLUSH_TO;
chan->ops = &a2mp_chan_ops;
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 988ee09..bd9197c 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -465,6 +465,13 @@ static void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan)
chan->omtu = L2CAP_DEFAULT_MTU;
break;
+ case L2CAP_CHAN_CONN_FIX_A2MP:
+ chan->scid = L2CAP_CID_A2MP;
+ chan->dcid = L2CAP_CID_A2MP;
+ chan->omtu = L2CAP_A2MP_DEFAULT_MTU;
+ chan->imtu = L2CAP_A2MP_DEFAULT_MTU;
+ break;
+
default:
/* Raw socket can send/recv signalling messages only */
chan->scid = L2CAP_CID_SIGNALING;
@@ -1014,6 +1021,11 @@ static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct l2cap_chan *c
__clear_ack_timer(chan);
}
+ if (chan->chan_type == L2CAP_CHAN_CONN_FIX_A2MP) {
+ __l2cap_state_change(chan, BT_DISCONN);
+ return;
+ }
+
req.dcid = cpu_to_le16(chan->dcid);
req.scid = cpu_to_le16(chan->scid);
l2cap_send_cmd(conn, l2cap_get_ident(conn),
@@ -1217,6 +1229,11 @@ static void l2cap_conn_ready(struct l2cap_conn *conn)
l2cap_chan_lock(chan);
+ if (chan->chan_type == L2CAP_CHAN_CONN_FIX_A2MP) {
+ l2cap_chan_unlock(chan);
+ continue;
+ }
+
if (conn->hcon->type == LE_LINK) {
if (smp_conn_security(conn, chan->sec_level))
if (chan->ops->ready)
--
1.7.9.5
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