diff options
| -rw-r--r-- | include/net/bluetooth/rfcomm.h | 7 | ||||
| -rw-r--r-- | net/bluetooth/rfcomm/core.c | 43 |
2 files changed, 5 insertions, 45 deletions
diff --git a/include/net/bluetooth/rfcomm.h b/include/net/bluetooth/rfcomm.h index a4e38ea..7afd419 100644 --- a/include/net/bluetooth/rfcomm.h +++ b/include/net/bluetooth/rfcomm.h @@ -158,7 +158,6 @@ struct rfcomm_session { struct timer_list timer; unsigned long state; unsigned long flags; - atomic_t refcnt; int initiator; /* Default DLC parameters */ @@ -276,12 +275,6 @@ static inline void rfcomm_dlc_unthrottle(struct rfcomm_dlc *d) void rfcomm_session_getaddr(struct rfcomm_session *s, bdaddr_t *src, bdaddr_t *dst); -static inline void rfcomm_session_hold(struct rfcomm_session *s) -{ - if (s) - atomic_inc(&s->refcnt); -} - /* ---- RFCOMM sockets ---- */ struct sockaddr_rc { sa_family_t rc_family; diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index 2b5c543..75b7bbd 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -108,14 +108,6 @@ static void rfcomm_schedule(void) wake_up_process(rfcomm_thread); } -static struct rfcomm_session *rfcomm_session_put(struct rfcomm_session *s) -{ - if (s && atomic_dec_and_test(&s->refcnt)) - s = rfcomm_session_del(s); - - return s; -} - /* ---- RFCOMM FCS computation ---- */ /* reversed, 8-bit, poly=0x07 */ @@ -251,16 +243,14 @@ static void rfcomm_session_set_timer(struct rfcomm_session *s, long timeout) { BT_DBG("session %p state %ld timeout %ld", s, s->state, timeout); - if (!mod_timer(&s->timer, jiffies + timeout)) - rfcomm_session_hold(s); + mod_timer(&s->timer, jiffies + timeout); } static void rfcomm_session_clear_timer(struct rfcomm_session *s) { BT_DBG("session %p state %ld", s, s->state); - if (del_timer_sync(&s->timer)) - rfcomm_session_put(s); + del_timer_sync(&s->timer); } /* ---- RFCOMM DLCs ---- */ @@ -338,8 +328,6 @@ static void rfcomm_dlc_link(struct rfcomm_session *s, struct rfcomm_dlc *d) { BT_DBG("dlc %p session %p", d, s); - rfcomm_session_hold(s); - rfcomm_session_clear_timer(s); rfcomm_dlc_hold(d); list_add(&d->list, &s->dlcs); @@ -358,8 +346,6 @@ static void rfcomm_dlc_unlink(struct rfcomm_dlc *d) if (list_empty(&s->dlcs)) rfcomm_session_set_timer(s, RFCOMM_IDLE_TIMEOUT); - - rfcomm_session_put(s); } static struct rfcomm_dlc *rfcomm_dlc_get(struct rfcomm_session *s, u8 dlci) @@ -678,8 +664,6 @@ static struct rfcomm_session *rfcomm_session_close(struct rfcomm_session *s, BT_DBG("session %p state %ld err %d", s, s->state, err); - rfcomm_session_hold(s); - s->state = BT_CLOSED; /* Close all dlcs */ @@ -690,7 +674,7 @@ static struct rfcomm_session *rfcomm_session_close(struct rfcomm_session *s, } rfcomm_session_clear_timer(s); - return rfcomm_session_put(s); + return rfcomm_session_del(s); } static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, @@ -1884,13 +1868,8 @@ static struct rfcomm_session *rfcomm_process_rx(struct rfcomm_session *s) kfree_skb(skb); } - if (s && (sk->sk_state == BT_CLOSED)) { - if (!s->initiator) - s = rfcomm_session_put(s); - - if (s) - s = rfcomm_session_close(s, sk->sk_err); - } + if (s && (sk->sk_state == BT_CLOSED)) + s = rfcomm_session_close(s, sk->sk_err); return s; } @@ -1917,8 +1896,6 @@ static void rfcomm_accept_connection(struct rfcomm_session *s) s = rfcomm_session_add(nsock, BT_OPEN); if (s) { - rfcomm_session_hold(s); - /* We should adjust MTU on incoming sessions. * L2CAP MTU minus UIH header and FCS. */ s->mtu = min(l2cap_pi(nsock->sk)->chan->omtu, @@ -1967,7 +1944,6 @@ static void rfcomm_process_sessions(void) if (test_and_clear_bit(RFCOMM_TIMED_OUT, &s->flags)) { s->state = BT_DISCONN; rfcomm_send_disc(s, 0); - rfcomm_session_put(s); continue; } @@ -1976,8 +1952,6 @@ static void rfcomm_process_sessions(void) continue; } - rfcomm_session_hold(s); - switch (s->state) { case BT_BOUND: s = rfcomm_check_connection(s); @@ -1990,8 +1964,6 @@ static void rfcomm_process_sessions(void) if (s) rfcomm_process_dlcs(s); - - rfcomm_session_put(s); } rfcomm_unlock(); @@ -2041,7 +2013,6 @@ static int rfcomm_add_listener(bdaddr_t *ba) if (!s) goto failed; - rfcomm_session_hold(s); return 0; failed: sock_release(sock); @@ -2099,8 +2070,6 @@ static void rfcomm_security_cfm(struct hci_conn *conn, u8 status, u8 encrypt) if (!s) return; - rfcomm_session_hold(s); - list_for_each_safe(p, n, &s->dlcs) { d = list_entry(p, struct rfcomm_dlc, list); @@ -2132,8 +2101,6 @@ static void rfcomm_security_cfm(struct hci_conn *conn, u8 status, u8 encrypt) set_bit(RFCOMM_AUTH_REJECT, &d->flags); } - rfcomm_session_put(s); - rfcomm_schedule(); } |