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Remove spurious timestamp check. RFC 1323 explicitly states that timestamps MAY

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be transmitted if negotiated.
This commit is contained in:
Kip Macy 2007-12-12 06:11:50 +00:00
parent 281017a577
commit 4f1efccf29
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=174545
1 changed files with 1 additions and 17 deletions
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18
sys/netinet/tcp_syncache.c
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@ -890,23 +890,7 @@ syncache_expand(struct in_conninfo *inc, struct tcpopt *to, struct tcphdr *th,
"rejected\n", s, __func__, th->th_seq, sc->sc_irs);
goto failed;
}
#if 0
/*
* If timestamps were present in the SYN and we accepted
* them in our SYN|ACK we require them to be present from
* now on. And vice versa.
*
* Unfortunately, during testing of 7.0 some users found
* network devices that violate this constraint, so it must
* be disabled.
*/
if ((sc->sc_flags & SCF_TIMESTAMP) && !(to->to_flags & TOF_TS)) {
if ((s = tcp_log_addrs(inc, th, NULL, NULL)))
log(LOG_DEBUG, "%s; %s: Timestamp missing, "
"segment rejected\n", s, __func__);
goto failed;
}
#endif
if (!(sc->sc_flags & SCF_TIMESTAMP) && (to->to_flags & TOF_TS)) {
if ((s = tcp_log_addrs(inc, th, NULL, NULL)))
log(LOG_DEBUG, "%s; %s: Timestamp not expected, "