From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
Addings ops->ready() helps to separate socket and socketless
L2CAP channels.
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
---
include/net/bluetooth/l2cap.h | 1 +
net/bluetooth/l2cap_core.c | 23 +++++------------------
net/bluetooth/l2cap_sock.c | 22 ++++++++++++++++++++++
3 files changed, 28 insertions(+), 18 deletions(-)
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index a017249..83a67e8 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -530,6 +530,7 @@ struct l2cap_ops {
struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan,
unsigned long len, int nb);
void (*unlink) (struct l2cap_chan *chan, int err);
+ void (*ready) (struct l2cap_chan *chan);
};
struct l2cap_conn {
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 8ca6e8f..16ec122 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -407,7 +407,7 @@ struct l2cap_chan *l2cap_chan_create(void)
atomic_set(&chan->refcnt, 1);
- /* This flag is cleared in l2cap_chan_ready() */
+ /* This flag is cleared in l2cap chan ops->ready() */
set_bit(CONF_NOT_COMPLETE, &chan->conf_state);
BT_DBG("chan %p", chan);
@@ -955,26 +955,14 @@ static void l2cap_send_conn_req(struct l2cap_chan *chan)
static void l2cap_chan_ready(struct l2cap_chan *chan)
{
- struct sock *sk = chan->sk;
- struct sock *parent;
-
- lock_sock(sk);
-
- parent = bt_sk(sk)->parent;
-
- BT_DBG("sk %p, parent %p", sk, parent);
+ __clear_chan_timer(chan);
/* This clears all conf flags, including CONF_NOT_COMPLETE */
chan->conf_state = 0;
- __clear_chan_timer(chan);
-
- __l2cap_state_change(chan, BT_CONNECTED);
- sk->sk_state_change(sk);
+ chan->state = BT_CONNECTED;
- if (parent)
- parent->sk_data_ready(parent, 0);
-
- release_sock(sk);
+ if (chan->ops->ready)
+ chan->ops->ready(chan);
}
static void l2cap_do_start(struct l2cap_chan *chan)
@@ -1243,7 +1231,6 @@ static void l2cap_conn_ready(struct l2cap_conn *conn)
if (conn->hcon->type == LE_LINK) {
if (smp_conn_security(conn, chan->sec_level))
l2cap_chan_ready(chan);
-
} else if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED) {
struct sock *sk = chan->sk;
__clear_chan_timer(chan);
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 6749d11..3d97b58 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -978,6 +978,27 @@ static void l2cap_sock_unlink_cb(struct l2cap_chan *chan, int err)
release_sock(sk);
}
+static void l2cap_sock_chan_ready_cb(struct l2cap_chan *chan)
+{
+ struct sock *sk = chan->sk;
+ struct sock *parent;
+
+ lock_sock(sk);
+
+ parent = bt_sk(sk)->parent;
+
+ BT_DBG("sk %p, parent %p", sk, parent);
+
+ sk->sk_state = BT_CONNECTED;
+
+ sk->sk_state_change(sk);
+
+ if (parent)
+ parent->sk_data_ready(parent, 0);
+
+ release_sock(sk);
+}
+
static struct l2cap_ops l2cap_chan_ops = {
.name = "L2CAP Socket Interface",
.new_connection = l2cap_sock_new_connection_cb,
@@ -986,6 +1007,7 @@ static struct l2cap_ops l2cap_chan_ops = {
.state_change = l2cap_sock_state_change_cb,
.alloc_skb = l2cap_sock_alloc_skb_cb,
.unlink = l2cap_sock_unlink_cb,
+ .ready = l2cap_sock_chan_ready_cb,
};
static void l2cap_sock_destruct(struct sock *sk)
--
1.7.9.5
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