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[DCCP]: Handle SYNC packets in dccp_rcv_state_process
author
Arnaldo Carvalho de Melo
<acme@mandriva.com>
Tue, 13 Sep 2005 22:05:08 +0000
(19:05 -0300)
committer
Arnaldo Carvalho de Melo
<acme@mandriva.com>
Tue, 13 Sep 2005 22:05:08 +0000
(19:05 -0300)
Eliciting a SYNCACK in response, we were handling SYNC packets
only in the DCCP_OPEN state, in dccp_rcv_established.
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
net/dccp/input.c
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diff --git
a/net/dccp/input.c
b/net/dccp/input.c
index
f01d588
..
c74034c
100644
(file)
--- a/
net/dccp/input.c
+++ b/
net/dccp/input.c
@@
-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;