Commit f55017a9 authored Oct 28, 2009 by Gilad Ben-Yossef Committed by David S. Miller Oct 29, 2009

Only parse time stamp TCP option in time wait sock



Since we only use tcp_parse_options here to check for the exietence
of TCP timestamp option in the header, it is better to call with
the "established" flag on.

Signed-off-by: Gilad Ben-Yossef <gilad@codefidence.com>
Signed-off-by: Ori Finkelman <ori@comsleep.com>
Signed-off-by: Yony Amit <yony@comsleep.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent c871e664

net/ipv4/tcp_minisocks.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -100,9 +100,9 @@ tcp_timewait_state_process(struct inet_timewait_sock tw, struct sk_buff skb,
		struct tcp_options_received tmp_opt;
		int paws_reject = 0;

		tmp_opt.saw_tstamp = 0;
		if (th->doff > (sizeof(*th) >> 2) && tcptw->tw_ts_recent_stamp) {
		tcp_parse_options(skb, &tmp_opt, 0);
		tmp_opt.tstamp_ok = 1;
		tcp_parse_options(skb, &tmp_opt, 1);

		if (tmp_opt.saw_tstamp) {
		tmp_opt.ts_recent = tcptw->tw_ts_recent;