[PATCH 13/16] ratp: send initial data in behaviour B if any pending

[Aleksander Morgado]

And also, use ratp_send_ack() instead of manually constructing an ACK
if no data is pending to be sent.

Signed-off-by: Aleksander Morgado <aleksander at aleksander.es>
---
 lib/ratp.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/ratp.c b/lib/ratp.c
index c7f3f4171..e810a9e54 100644
--- a/lib/ratp.c
+++ b/lib/ratp.c
@@ -622,11 +622,11 @@ static void ratp_behaviour_b(struct ratp_internal *ri, void *pkt)
 		ri->sn_received = ratp_sn(hdr);
 
 		if (hdr->control & RATP_CONTROL_ACK) {
-			control = ratp_set_sn(ratp_an(hdr)) |
-				ratp_set_an(!ratp_sn(hdr)) |
-				RATP_CONTROL_ACK;
-			ratp_send_hdr(ri, control);
 			ratp_state_change(ri, RATP_STATE_ESTABLISHED);
+			if (list_empty(&ri->sendmsg) || ri->sendmsg_current)
+				ratp_send_ack(ri, hdr);
+			else
+				ratp_send_next_data(ri);
 		} else {
 			struct ratp_header synack = {};
 
-- 
2.13.1