diff options
| author | Andrei Emeltchenko <andrei.emeltchenko@intel.com> | 2012-02-21 12:54:58 +0200 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2012-02-23 13:06:58 +0200 |
| commit | 2e0052e4cf78e3e205e92d82ee572ed726e315d6 (patch) | |
| tree | 1a63bbf0106c85bc5958c72e1560634e135f14c1 /net/bluetooth/l2cap_core.c | |
| parent | 0e587be728a522fd8e522ad905b02f2892b61712 (diff) | |
Bluetooth: Add socket error function
Use locked and unlocked versions to help removing socket
locks from l2cap core functions.
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Reviewed-by: Ulisses Furquim <ulisses@profusion.mobi>
Acked-by: Gustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth/l2cap_core.c')
| -rw-r--r-- | net/bluetooth/l2cap_core.c | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 4638dbbaa4b2..c0640b73c628 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -217,6 +217,22 @@ static void l2cap_state_change(struct l2cap_chan *chan, int state) release_sock(sk); } +static inline void __l2cap_chan_set_err(struct l2cap_chan *chan, int err) +{ + struct sock *sk = chan->sk; + + sk->sk_err = err; +} + +static inline void l2cap_chan_set_err(struct l2cap_chan *chan, int err) +{ + struct sock *sk = chan->sk; + + lock_sock(sk); + __l2cap_chan_set_err(chan, err); + release_sock(sk); +} + static void l2cap_chan_timeout(struct work_struct *work) { struct l2cap_chan *chan = container_of(work, struct l2cap_chan, @@ -361,7 +377,7 @@ static void l2cap_chan_del(struct l2cap_chan *chan, int err) sock_set_flag(sk, SOCK_ZAPPED); if (err) - sk->sk_err = err; + __l2cap_chan_set_err(chan, err); if (parent) { bt_accept_unlink(sk); @@ -694,14 +710,11 @@ static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask) static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct l2cap_chan *chan, int err) { - struct sock *sk; struct l2cap_disconn_req req; if (!conn) return; - sk = chan->sk; - if (chan->mode == L2CAP_MODE_ERTM) { __clear_retrans_timer(chan); __clear_monitor_timer(chan); @@ -714,7 +727,7 @@ static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct l2cap_chan *c L2CAP_DISCONN_REQ, sizeof(req), &req); __l2cap_state_change(chan, BT_DISCONN); - sk->sk_err = err; + __l2cap_chan_set_err(chan, err); } /* ---- L2CAP connections ---- */ @@ -953,10 +966,8 @@ static void l2cap_conn_unreliable(struct l2cap_conn *conn, int err) mutex_lock(&conn->chan_lock); list_for_each_entry(chan, &conn->chan_l, list) { - struct sock *sk = chan->sk; - if (test_bit(FLAG_FORCE_RELIABLE, &chan->flags)) - sk->sk_err = err; + __l2cap_chan_set_err(chan, err); } mutex_unlock(&conn->chan_lock); @@ -2988,7 +2999,8 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr } default: - sk->sk_err = ECONNRESET; + __l2cap_chan_set_err(chan, ECONNRESET); + __set_chan_timer(chan, msecs_to_jiffies(L2CAP_DISC_REJ_TIMEOUT)); l2cap_send_disconn_req(conn, chan, ECONNRESET); |