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authorArnaldo Carvalho de Melo <acme@mandriva.com>2005-09-16 16:58:33 -0700
committerDavid S. Miller <davem@davemloft.net>2005-09-16 16:58:33 -0700
commit0c10c5d96865ce611d6a780888eff0ef4fab358b (patch)
treeab1303166355b32730185445557623bec09a1dcb /net/dccp/input.c
parent37f7f421cce13435fdc0d870caf51141e5ebf079 (diff)
[DCCP]: More precisely set reset_code when sending RESET packets
Moving the setting of DCCP_SKB_CB(skb)->dccpd_reset_code to the places where events happen that trigger sending a RESET packet. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp/input.c')
-rw-r--r--net/dccp/input.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/net/dccp/input.c b/net/dccp/input.c
index c74034cf7ed..062e9f8359d 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -384,9 +384,9 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk,
}
out_invalid_packet:
- return 1; /* dccp_v4_do_rcv will send a reset, but...
- FIXME: the reset code should be
- DCCP_RESET_CODE_PACKET_ERROR */
+ /* dccp_v4_do_rcv will send a reset */
+ DCCP_SKB_CB(skb)->dccpd_reset_code = DCCP_RESET_CODE_PACKET_ERROR;
+ return 1;
}
static int dccp_rcv_respond_partopen_state_process(struct sock *sk,
@@ -433,6 +433,7 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
struct dccp_hdr *dh, unsigned len)
{
struct dccp_sock *dp = dccp_sk(sk);
+ struct dccp_skb_cb *dcb = DCCP_SKB_CB(skb);
const int old_state = sk->sk_state;
int queued = 0;
@@ -473,7 +474,8 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
if (dh->dccph_type == DCCP_PKT_RESET)
goto discard;
- /* Caller (dccp_v4_do_rcv) will send Reset(No Connection)*/
+ /* Caller (dccp_v4_do_rcv) will send Reset */
+ dcb->dccpd_reset_code = DCCP_RESET_CODE_NO_CONNECTION;
return 1;
}
@@ -487,8 +489,7 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
if (dccp_parse_options(sk, skb))
goto discard;
- if (DCCP_SKB_CB(skb)->dccpd_ack_seq !=
- DCCP_PKT_WITHOUT_ACK_SEQ)
+ if (dcb->dccpd_ack_seq != DCCP_PKT_WITHOUT_ACK_SEQ)
dccp_event_ack_recv(sk, skb);
ccid_hc_rx_packet_recv(dp->dccps_hc_rx_ccid, sk, skb);
@@ -500,7 +501,7 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
*/
if (dp->dccps_options.dccpo_send_ack_vector) {
if (dccp_ackpkts_add(dp->dccps_hc_rx_ackpkts, sk,
- DCCP_SKB_CB(skb)->dccpd_seq,
+ dcb->dccpd_seq,
DCCP_ACKPKTS_STATE_RECEIVED))
goto discard;
/*
@@ -551,8 +552,7 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
dh->dccph_type == DCCP_PKT_REQUEST) ||
(sk->sk_state == DCCP_RESPOND &&
dh->dccph_type == DCCP_PKT_DATA)) {
- dccp_send_sync(sk, DCCP_SKB_CB(skb)->dccpd_seq,
- DCCP_PKT_SYNC);
+ dccp_send_sync(sk, dcb->dccpd_seq, DCCP_PKT_SYNC);
goto discard;
} else if (dh->dccph_type == DCCP_PKT_CLOSEREQ) {
dccp_rcv_closereq(sk, skb);
@@ -563,13 +563,13 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
}
if (unlikely(dh->dccph_type == DCCP_PKT_SYNC)) {
- dccp_send_sync(sk, DCCP_SKB_CB(skb)->dccpd_seq,
- DCCP_PKT_SYNCACK);
+ dccp_send_sync(sk, dcb->dccpd_seq, DCCP_PKT_SYNCACK);
goto discard;
}
switch (sk->sk_state) {
case DCCP_CLOSED:
+ dcb->dccpd_reset_code = DCCP_RESET_CODE_NO_CONNECTION;
return 1;
case DCCP_REQUESTING: