1 files changed, 1 insertions, 0 deletions

diff --git a/net/dccp/output.c b/net/dccp/output.c
index 630ca7741022..f96dedd3ad5e 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -171,6 +171,7 @@ int dccp_write_xmit(struct sock *sk, struct sk_buff *skb, const int len)
                          * dccps_ack_pending or use icsk.
                          */
                 } else if (inet_csk_ack_scheduled(sk) ||
+                           dp->dccps_timestamp_echo != 0 ||
                            (dp->dccps_options.dccpo_send_ack_vector &&
                             ap->dccpap_buf_ackno != DCCP_MAX_SEQNO + 1 &&
                             ap->dccpap_ack_seqno == DCCP_MAX_SEQNO + 1))