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-rw-r--r--net/sctp/socket.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index e13519e9df80..ff20e2dbbbc7 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2115,6 +2115,12 @@ static int sctp_recvmsg(struct kiocb *iocb, struct sock *sk,
2115 sctp_skb_pull(skb, copied); 2115 sctp_skb_pull(skb, copied);
2116 skb_queue_head(&sk->sk_receive_queue, skb); 2116 skb_queue_head(&sk->sk_receive_queue, skb);
2117 2117
2118 /* When only partial message is copied to the user, increase
2119 * rwnd by that amount. If all the data in the skb is read,
2120 * rwnd is updated when the event is freed.
2121 */
2122 if (!sctp_ulpevent_is_notification(event))
2123 sctp_assoc_rwnd_increase(event->asoc, copied);
2118 goto out; 2124 goto out;
2119 } else if ((event->msg_flags & MSG_NOTIFICATION) || 2125 } else if ((event->msg_flags & MSG_NOTIFICATION) ||
2120 (event->msg_flags & MSG_EOR)) 2126 (event->msg_flags & MSG_EOR))