diff options
Diffstat (limited to 'net/sctp/socket.c')
| -rw-r--r-- | net/sctp/socket.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index dfc5c127efd..44a1ab03a3f 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -67,6 +67,7 @@ #include <linux/poll.h> #include <linux/init.h> #include <linux/crypto.h> +#include <linux/slab.h> #include <net/ip.h> #include <net/icmp.h> @@ -3718,12 +3719,12 @@ SCTP_STATIC int sctp_init_sock(struct sock *sk) sp->hmac = NULL; SCTP_DBG_OBJCNT_INC(sock); - percpu_counter_inc(&sctp_sockets_allocated); /* Set socket backlog limit. */ sk->sk_backlog.limit = sysctl_sctp_rmem[1]; local_bh_disable(); + percpu_counter_inc(&sctp_sockets_allocated); sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1); local_bh_enable(); @@ -3740,8 +3741,8 @@ SCTP_STATIC void sctp_destroy_sock(struct sock *sk) /* Release our hold on the endpoint. */ ep = sctp_sk(sk)->ep; sctp_endpoint_free(ep); - percpu_counter_dec(&sctp_sockets_allocated); local_bh_disable(); + percpu_counter_dec(&sctp_sockets_allocated); sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1); local_bh_enable(); } @@ -6188,6 +6189,16 @@ do_nonblock: goto out; } +void sctp_data_ready(struct sock *sk, int len) +{ + read_lock_bh(&sk->sk_callback_lock); + if (sk_has_sleeper(sk)) + wake_up_interruptible_sync_poll(sk->sk_sleep, POLLIN | + POLLRDNORM | POLLRDBAND); + sk_wake_async(sk, SOCK_WAKE_WAITD, POLL_IN); + read_unlock_bh(&sk->sk_callback_lock); +} + /* If socket sndbuf has changed, wake up all per association waiters. */ void sctp_write_space(struct sock *sk) { |