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-rw-r--r--net/sctp/endpointola.c1
-rw-r--r--net/sctp/socket.c10
2 files changed, 11 insertions, 0 deletions
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index 905fda582b92..7ec09ba03a1c 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -144,6 +144,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
/* Use SCTP specific send buffer space queues. */
ep->sndbuf_policy = sctp_sndbuf_policy;
+ sk->sk_data_ready = sctp_data_ready;
sk->sk_write_space = sctp_write_space;
sock_set_flag(sk, SOCK_USE_WRITE_QUEUE);
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 007e8baba089..efa2bc3f0028 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -6189,6 +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)
{