From ba3bd0ee3946d9300512e685e8d5573dfa10c060 Mon Sep 17 00:00:00 2001 From: "Gustavo F. Padovan" Date: Mon, 16 May 2011 18:23:24 -0300 Subject: [PATCH] Bluetooth: add close() callback to l2cap_chan_ops close() calls l2cap_sock_kill() on l2cap_sock.c Signed-off-by: Gustavo F. Padovan --- include/net/bluetooth/l2cap.h | 3 +-- net/bluetooth/l2cap_core.c | 17 +++++++++-------- net/bluetooth/l2cap_sock.c | 10 +++++++++- 3 files changed, 19 insertions(+), 11 deletions(-) diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 05bb254..0ad61d0 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -364,6 +364,7 @@ struct l2cap_ops { struct l2cap_chan *(*new_connection) (void *data); int (*recv) (void *data, struct sk_buff *skb); + void (*close) (void *data); }; struct l2cap_conn { @@ -469,8 +470,6 @@ int __l2cap_wait_ack(struct sock *sk); int l2cap_add_psm(struct l2cap_chan *chan, bdaddr_t *src, __le16 psm); int l2cap_add_scid(struct l2cap_chan *chan, __u16 scid); -void l2cap_sock_kill(struct sock *sk); - struct l2cap_chan *l2cap_chan_create(struct sock *sk); void l2cap_chan_close(struct l2cap_chan *chan, int reason); void l2cap_chan_destroy(struct l2cap_chan *chan); diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 4cbb48d..3a121ac6b 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -254,7 +254,7 @@ static void l2cap_chan_timeout(unsigned long arg) bh_unlock_sock(sk); - l2cap_sock_kill(sk); + chan->ops->close(chan->data); sock_put(sk); } @@ -391,11 +391,12 @@ static void l2cap_chan_cleanup_listen(struct sock *parent) /* Close not yet accepted channels */ while ((sk = bt_accept_dequeue(parent, NULL))) { - l2cap_chan_clear_timer(l2cap_pi(sk)->chan); + struct l2cap_chan *chan = l2cap_pi(sk)->chan; + l2cap_chan_clear_timer(chan); lock_sock(sk); - l2cap_chan_close(l2cap_pi(sk)->chan, ECONNRESET); + l2cap_chan_close(chan, ECONNRESET); release_sock(sk); - l2cap_sock_kill(sk); + chan->ops->close(chan->data); } parent->sk_state = BT_CLOSED; @@ -993,7 +994,7 @@ static void l2cap_conn_del(struct hci_conn *hcon, int err) bh_lock_sock(sk); l2cap_chan_del(chan, err); bh_unlock_sock(sk); - l2cap_sock_kill(sk); + chan->ops->close(chan->data); } if (conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_SENT) @@ -2339,7 +2340,7 @@ static inline int l2cap_connect_req(struct l2cap_conn *conn, struct l2cap_cmd_hd if (__l2cap_get_chan_by_dcid(conn, scid)) { write_unlock_bh(&conn->chan_lock); sock_set_flag(sk, SOCK_ZAPPED); - l2cap_sock_kill(sk); + chan->ops->close(chan->data); goto response; } @@ -2712,7 +2713,7 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_cmd l2cap_chan_del(chan, ECONNRESET); bh_unlock_sock(sk); - l2cap_sock_kill(sk); + chan->ops->close(chan->data); return 0; } @@ -2746,7 +2747,7 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, struct l2cap_cmd l2cap_chan_del(chan, 0); bh_unlock_sock(sk); - l2cap_sock_kill(sk); + chan->ops->close(chan->data); return 0; } diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 28cdc7e..9f15a16 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -713,7 +713,7 @@ static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct ms /* Kill socket (only if zapped and orphan) * Must be called on unlocked socket. */ -void l2cap_sock_kill(struct sock *sk) +static void l2cap_sock_kill(struct sock *sk) { if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket) return; @@ -796,10 +796,18 @@ static int l2cap_sock_recv_cb(void *data, struct sk_buff *skb) return sock_queue_rcv_skb(sk, skb); } +static void l2cap_sock_close_cb(void *data) +{ + struct sock *sk = data; + + l2cap_sock_kill(sk); +} + static struct l2cap_ops l2cap_chan_ops = { .name = "L2CAP Socket Interface", .new_connection = l2cap_sock_new_connection_cb, .recv = l2cap_sock_recv_cb, + .close = l2cap_sock_close_cb, }; static void l2cap_sock_destruct(struct sock *sk) -- 2.7.4