diff options
| -rw-r--r-- | net/bluetooth/l2cap.c | 54 |
1 files changed, 36 insertions, 18 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index 54992f782301..dfd0327cf8da 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -2173,6 +2173,21 @@ static void l2cap_add_conf_opt(void **ptr, u8 type, u8 len, unsigned long val) *ptr += L2CAP_CONF_OPT_SIZE + len; } +static inline void l2cap_ertm_init(struct sock *sk) +{ + l2cap_pi(sk)->expected_ack_seq = 0; + l2cap_pi(sk)->unacked_frames = 0; + l2cap_pi(sk)->buffer_seq = 0; + l2cap_pi(sk)->num_to_ack = 0; + + setup_timer(&l2cap_pi(sk)->retrans_timer, + l2cap_retrans_timeout, (unsigned long) sk); + setup_timer(&l2cap_pi(sk)->monitor_timer, + l2cap_monitor_timeout, (unsigned long) sk); + + __skb_queue_head_init(SREJ_QUEUE(sk)); +} + static int l2cap_mode_supported(__u8 mode, __u32 feat_mask) { u32 local_feat_mask = l2cap_feat_mask; @@ -2761,17 +2776,13 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr l2cap_pi(sk)->fcs = L2CAP_FCS_CRC16; sk->sk_state = BT_CONNECTED; - l2cap_pi(sk)->next_tx_seq = 0; - l2cap_pi(sk)->expected_ack_seq = 0; - l2cap_pi(sk)->unacked_frames = 0; - - setup_timer(&l2cap_pi(sk)->retrans_timer, - l2cap_retrans_timeout, (unsigned long) sk); - setup_timer(&l2cap_pi(sk)->monitor_timer, - l2cap_monitor_timeout, (unsigned long) sk); + l2cap_pi(sk)->next_tx_seq = 0; + l2cap_pi(sk)->expected_tx_seq = 0; __skb_queue_head_init(TX_QUEUE(sk)); - __skb_queue_head_init(SREJ_QUEUE(sk)); + if (l2cap_pi(sk)->mode == L2CAP_MODE_ERTM) + l2cap_ertm_init(sk); + l2cap_chan_ready(sk); goto unlock; } @@ -2850,11 +2861,12 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr l2cap_pi(sk)->fcs = L2CAP_FCS_CRC16; sk->sk_state = BT_CONNECTED; + l2cap_pi(sk)->next_tx_seq = 0; l2cap_pi(sk)->expected_tx_seq = 0; - l2cap_pi(sk)->buffer_seq = 0; - l2cap_pi(sk)->num_to_ack = 0; __skb_queue_head_init(TX_QUEUE(sk)); - __skb_queue_head_init(SREJ_QUEUE(sk)); + if (l2cap_pi(sk)->mode == L2CAP_MODE_ERTM) + l2cap_ertm_init(sk); + l2cap_chan_ready(sk); } @@ -2886,9 +2898,12 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_cmd sk->sk_shutdown = SHUTDOWN_MASK; skb_queue_purge(TX_QUEUE(sk)); - skb_queue_purge(SREJ_QUEUE(sk)); - del_timer(&l2cap_pi(sk)->retrans_timer); - del_timer(&l2cap_pi(sk)->monitor_timer); + + if (l2cap_pi(sk)->mode == L2CAP_MODE_ERTM) { + skb_queue_purge(SREJ_QUEUE(sk)); + del_timer(&l2cap_pi(sk)->retrans_timer); + del_timer(&l2cap_pi(sk)->monitor_timer); + } l2cap_chan_del(sk, ECONNRESET); bh_unlock_sock(sk); @@ -2913,9 +2928,12 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, struct l2cap_cmd return 0; skb_queue_purge(TX_QUEUE(sk)); - skb_queue_purge(SREJ_QUEUE(sk)); - del_timer(&l2cap_pi(sk)->retrans_timer); - del_timer(&l2cap_pi(sk)->monitor_timer); + + if (l2cap_pi(sk)->mode == L2CAP_MODE_ERTM) { + skb_queue_purge(SREJ_QUEUE(sk)); + del_timer(&l2cap_pi(sk)->retrans_timer); + del_timer(&l2cap_pi(sk)->monitor_timer); + } l2cap_chan_del(sk, 0); bh_unlock_sock(sk); |