diff options
Diffstat (limited to 'net/sctp')
| -rw-r--r-- | net/sctp/chunk.c | 4 | ||||
| -rw-r--r-- | net/sctp/socket.c | 35 | ||||
| -rw-r--r-- | net/sctp/stream_interleave.c | 11 | ||||
| -rw-r--r-- | net/sctp/ulpqueue.c | 8 |
4 files changed, 38 insertions, 20 deletions
diff --git a/net/sctp/chunk.c b/net/sctp/chunk.c index ce8087846f05..6c761af960fd 100644 --- a/net/sctp/chunk.c +++ b/net/sctp/chunk.c @@ -109,8 +109,8 @@ static void sctp_datamsg_destroy(struct sctp_datamsg *msg) error = asoc->outqueue.error; sp = sctp_sk(asoc->base.sk); - notify = sctp_ulpevent_type_enabled(SCTP_SEND_FAILED, - &sp->subscribe); + notify = sctp_ulpevent_type_enabled(sp->subscribe, + SCTP_SEND_FAILED); } /* Generate a SEND FAILED event only if enabled. */ diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 5299add6d7aa..9d7512958a6a 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -2230,7 +2230,7 @@ static int sctp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, if (sp->recvrcvinfo) sctp_ulpevent_read_rcvinfo(event, msg); /* Check if we allow SCTP_SNDRCVINFO. */ - if (sp->subscribe.sctp_data_io_event) + if (sctp_ulpevent_type_enabled(sp->subscribe, SCTP_DATA_IO_EVENT)) sctp_ulpevent_read_sndrcvinfo(event, msg); err = copied; @@ -2304,21 +2304,28 @@ static int sctp_setsockopt_disable_fragments(struct sock *sk, static int sctp_setsockopt_events(struct sock *sk, char __user *optval, unsigned int optlen) { - struct sctp_association *asoc; - struct sctp_ulpevent *event; + struct sctp_event_subscribe subscribe; + __u8 *sn_type = (__u8 *)&subscribe; + struct sctp_sock *sp = sctp_sk(sk); + int i; if (optlen > sizeof(struct sctp_event_subscribe)) return -EINVAL; - if (copy_from_user(&sctp_sk(sk)->subscribe, optval, optlen)) + + if (copy_from_user(&subscribe, optval, optlen)) return -EFAULT; + for (i = 0; i < optlen; i++) + sctp_ulpevent_type_set(&sp->subscribe, SCTP_SN_TYPE_BASE + i, + sn_type[i]); + /* At the time when a user app subscribes to SCTP_SENDER_DRY_EVENT, * if there is no data to be sent or retransmit, the stack will * immediately send up this notification. */ - if (sctp_ulpevent_type_enabled(SCTP_SENDER_DRY_EVENT, - &sctp_sk(sk)->subscribe)) { - asoc = sctp_id2assoc(sk, 0); + if (sctp_ulpevent_type_enabled(sp->subscribe, SCTP_SENDER_DRY_EVENT)) { + struct sctp_association *asoc = sctp_id2assoc(sk, 0); + struct sctp_ulpevent *event; if (asoc && sctp_outq_is_empty(&asoc->outqueue)) { event = sctp_ulpevent_make_sender_dry_event(asoc, @@ -4722,7 +4729,7 @@ static int sctp_init_sock(struct sock *sk) /* Initialize default event subscriptions. By default, all the * options are off. */ - memset(&sp->subscribe, 0, sizeof(struct sctp_event_subscribe)); + sp->subscribe = 0; /* Default Peer Address Parameters. These defaults can * be modified via SCTP_PEER_ADDR_PARAMS @@ -5267,14 +5274,24 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len, static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval, int __user *optlen) { + struct sctp_event_subscribe subscribe; + __u8 *sn_type = (__u8 *)&subscribe; + int i; + if (len == 0) return -EINVAL; if (len > sizeof(struct sctp_event_subscribe)) len = sizeof(struct sctp_event_subscribe); if (put_user(len, optlen)) return -EFAULT; - if (copy_to_user(optval, &sctp_sk(sk)->subscribe, len)) + + for (i = 0; i < len; i++) + sn_type[i] = sctp_ulpevent_type_enabled(sctp_sk(sk)->subscribe, + SCTP_SN_TYPE_BASE + i); + + if (copy_to_user(optval, &subscribe, len)) return -EFAULT; + return 0; } diff --git a/net/sctp/stream_interleave.c b/net/sctp/stream_interleave.c index 2b499a85db0e..ceef5a3a5aac 100644 --- a/net/sctp/stream_interleave.c +++ b/net/sctp/stream_interleave.c @@ -503,7 +503,7 @@ static int sctp_enqueue_event(struct sctp_ulpq *ulpq, sk_incoming_cpu_update(sk); } - if (!sctp_ulpevent_is_enabled(event, &sp->subscribe)) + if (!sctp_ulpevent_is_enabled(event, sp->subscribe)) goto out_free; if (skb_list) @@ -992,10 +992,11 @@ static void sctp_intl_stream_abort_pd(struct sctp_ulpq *ulpq, __u16 sid, __u32 mid, __u16 flags, gfp_t gfp) { struct sock *sk = ulpq->asoc->base.sk; + struct sctp_sock *sp = sctp_sk(sk); struct sctp_ulpevent *ev = NULL; - if (!sctp_ulpevent_type_enabled(SCTP_PARTIAL_DELIVERY_EVENT, - &sctp_sk(sk)->subscribe)) + if (!sctp_ulpevent_type_enabled(sp->subscribe, + SCTP_PARTIAL_DELIVERY_EVENT)) return; ev = sctp_ulpevent_make_pdapi(ulpq->asoc, SCTP_PARTIAL_DELIVERY_ABORTED, @@ -1003,8 +1004,8 @@ static void sctp_intl_stream_abort_pd(struct sctp_ulpq *ulpq, __u16 sid, if (ev) { __skb_queue_tail(&sk->sk_receive_queue, sctp_event2skb(ev)); - if (!sctp_sk(sk)->data_ready_signalled) { - sctp_sk(sk)->data_ready_signalled = 1; + if (!sp->data_ready_signalled) { + sp->data_ready_signalled = 1; sk->sk_data_ready(sk); } } diff --git a/net/sctp/ulpqueue.c b/net/sctp/ulpqueue.c index 331cc734e3db..b36dd9024da3 100644 --- a/net/sctp/ulpqueue.c +++ b/net/sctp/ulpqueue.c @@ -219,7 +219,7 @@ int sctp_ulpq_tail_event(struct sctp_ulpq *ulpq, struct sctp_ulpevent *event) sk_incoming_cpu_update(sk); } /* Check if the user wishes to receive this event. */ - if (!sctp_ulpevent_is_enabled(event, &sp->subscribe)) + if (!sctp_ulpevent_is_enabled(event, sp->subscribe)) goto out_free; /* If we are in partial delivery mode, post to the lobby until @@ -1129,16 +1129,16 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk, void sctp_ulpq_abort_pd(struct sctp_ulpq *ulpq, gfp_t gfp) { struct sctp_ulpevent *ev = NULL; - struct sock *sk; struct sctp_sock *sp; + struct sock *sk; if (!ulpq->pd_mode) return; sk = ulpq->asoc->base.sk; sp = sctp_sk(sk); - if (sctp_ulpevent_type_enabled(SCTP_PARTIAL_DELIVERY_EVENT, - &sctp_sk(sk)->subscribe)) + if (sctp_ulpevent_type_enabled(sp->subscribe, + SCTP_PARTIAL_DELIVERY_EVENT)) ev = sctp_ulpevent_make_pdapi(ulpq->asoc, SCTP_PARTIAL_DELIVERY_ABORTED, 0, 0, 0, gfp); |