diff options
Diffstat (limited to 'net/sctp/sm_sideeffect.c')
| -rw-r--r-- | net/sctp/sm_sideeffect.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index c345bf153bed..a4552712b882 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -436,6 +436,37 @@ out_unlock: sctp_association_put(asoc); } + /* Handle the timeout of the RE-CONFIG timer. */ +void sctp_generate_reconf_event(unsigned long data) +{ + struct sctp_transport *transport = (struct sctp_transport *)data; + struct sctp_association *asoc = transport->asoc; + struct sock *sk = asoc->base.sk; + struct net *net = sock_net(sk); + int error = 0; + + bh_lock_sock(sk); + if (sock_owned_by_user(sk)) { + pr_debug("%s: sock is busy\n", __func__); + + /* Try again later. */ + if (!mod_timer(&transport->reconf_timer, jiffies + (HZ / 20))) + sctp_transport_hold(transport); + goto out_unlock; + } + + error = sctp_do_sm(net, SCTP_EVENT_T_TIMEOUT, + SCTP_ST_TIMEOUT(SCTP_EVENT_TIMEOUT_RECONF), + asoc->state, asoc->ep, asoc, + transport, GFP_ATOMIC); + + if (error) + sk->sk_err = -error; + +out_unlock: + bh_unlock_sock(sk); + sctp_transport_put(transport); +} /* Inject a SACK Timeout event into the state machine. */ static void sctp_generate_sack_event(unsigned long data) @@ -453,6 +484,7 @@ sctp_timer_event_t *sctp_timer_events[SCTP_NUM_TIMEOUT_TYPES] = { sctp_generate_t4_rto_event, sctp_generate_t5_shutdown_guard_event, NULL, + NULL, sctp_generate_sack_event, sctp_generate_autoclose_event, }; |
