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| author | Dmitry Torokhov <dtor@insightbb.com> | 2006-08-04 22:50:27 -0400 |
|---|---|---|
| committer | Dmitry Torokhov <dtor@insightbb.com> | 2006-08-04 22:50:27 -0400 |
| commit | d932cb7e630cae3b6b5307b767d296ff1a597c5e (patch) | |
| tree | f930d068a12a256fabef0864bcdf8e85f095369e /net/sctp/sm_statefuns.c | |
| parent | 73b59a3b1c09e4bfc678400b77b96134dcfbf112 (diff) | |
| parent | f5d635f649607b09b0b4620d25d028fd2b1b7ea5 (diff) | |
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
Diffstat (limited to 'net/sctp/sm_statefuns.c')
| -rw-r--r-- | net/sctp/sm_statefuns.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index 9e58144f485..ead3f1b0ea3 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -846,6 +846,7 @@ static sctp_disposition_t sctp_sf_heartbeat(const struct sctp_endpoint *ep, hbinfo.param_hdr.length = htons(sizeof(sctp_sender_hb_info_t)); hbinfo.daddr = transport->ipaddr; hbinfo.sent_at = jiffies; + hbinfo.hb_nonce = transport->hb_nonce; /* Send a heartbeat to our peer. */ paylen = sizeof(sctp_sender_hb_info_t); @@ -1048,6 +1049,10 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep, return SCTP_DISPOSITION_DISCARD; } + /* Validate the 64-bit random nonce. */ + if (hbinfo->hb_nonce != link->hb_nonce) + return SCTP_DISPOSITION_DISCARD; + max_interval = link->hbinterval + link->rto; /* Check if the timestamp looks valid. */ @@ -5278,7 +5283,6 @@ static int sctp_eat_data(const struct sctp_association *asoc, datalen -= sizeof(sctp_data_chunk_t); deliver = SCTP_CMD_CHUNK_ULP; - chunk->data_accepted = 1; /* Think about partial delivery. */ if ((datalen >= asoc->rwnd) && (!asoc->ulpq.pd_mode)) { @@ -5357,6 +5361,8 @@ static int sctp_eat_data(const struct sctp_association *asoc, if (SCTP_CMD_CHUNK_ULP == deliver) sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_TSN, SCTP_U32(tsn)); + chunk->data_accepted = 1; + /* Note: Some chunks may get overcounted (if we drop) or overcounted * if we renege and the chunk arrives again. */ |