[DCCP]: Fix seqno setting in dccp_v4_ctl_send_reset

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo 2005-08-21 05:33:48 -03:00 committed by David S. Miller
parent c68e64cfb5
commit 2807d4ffb0

View file

@ -887,6 +887,7 @@ static void dccp_v4_ctl_send_reset(struct sk_buff *rxskb)
sizeof(struct dccp_hdr_reset);
struct sk_buff *skb;
struct dst_entry *dst;
u64 seqno;
/* Never send a reset in response to a reset. */
if (rxdh->dccph_type == DCCP_PKT_RESET)
@ -920,7 +921,12 @@ static void dccp_v4_ctl_send_reset(struct sk_buff *rxskb)
dccp_hdr_reset(skb)->dccph_reset_code =
DCCP_SKB_CB(rxskb)->dccpd_reset_code;
dccp_hdr_set_seq(dh, DCCP_SKB_CB(rxskb)->dccpd_ack_seq);
/* See "8.3.1. Abnormal Termination" in draft-ietf-dccp-spec-11 */
seqno = 0;
if (DCCP_SKB_CB(rxskb)->dccpd_ack_seq != DCCP_PKT_WITHOUT_ACK_SEQ)
dccp_set_seqno(&seqno, DCCP_SKB_CB(rxskb)->dccpd_ack_seq + 1);
dccp_hdr_set_seq(dh, seqno);
dccp_hdr_set_ack(dccp_hdr_ack_bits(skb),
DCCP_SKB_CB(rxskb)->dccpd_seq);