return;
}
- dccp_set_state(sk, DCCP_CLOSING);
+ if (sk->sk_state != DCCP_CLOSING)
+ dccp_set_state(sk, DCCP_CLOSING);
dccp_send_close(sk, 0);
}
if (dp->dccps_options.dccpo_send_ack_vector) {
struct dccp_ackpkts *ap = dp->dccps_hc_rx_ackpkts;
- if (dccp_ackpkts_add(dp->dccps_hc_rx_ackpkts,
+ if (dccp_ackpkts_add(dp->dccps_hc_rx_ackpkts, sk,
DCCP_SKB_CB(skb)->dccpd_seq,
DCCP_ACKPKTS_STATE_RECEIVED)) {
LIMIT_NETDEBUG(KERN_WARNING "DCCP: acknowledgeable "
* DCCP_ACKPKTS_STATE_ECN_MARKED
*/
if (dp->dccps_options.dccpo_send_ack_vector) {
- if (dccp_ackpkts_add(dp->dccps_hc_rx_ackpkts,
+ if (dccp_ackpkts_add(dp->dccps_hc_rx_ackpkts, sk,
DCCP_SKB_CB(skb)->dccpd_seq,
DCCP_ACKPKTS_STATE_RECEIVED))
goto discard;
return 0;
}
+ if (unlikely(dh->dccph_type == DCCP_PKT_SYNC)) {
+ dccp_send_sync(sk, DCCP_SKB_CB(skb)->dccpd_seq,
+ DCCP_PKT_SYNCACK);
+ goto discard;
+ }
+
switch (sk->sk_state) {
case DCCP_CLOSED:
return 1;