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Commit 2b80230a authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
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[DCCP]: Handle SYNC packets in dccp_rcv_state_process



Eliciting a SYNCACK in response, we were handling SYNC packets
only in the DCCP_OPEN state, in dccp_rcv_established.

Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@mandriva.com>
parent 811265b8
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+6 −0
Original line number Diff line number Diff line
@@ -562,6 +562,12 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
		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;