svn commit: r336465 - in head/sys/netinet: . tcp_stacks
Randall Stewart
rrs at FreeBSD.org
Wed Jul 18 22:49:55 UTC 2018
Author: rrs
Date: Wed Jul 18 22:49:53 2018
New Revision: 336465
URL: https://svnweb.freebsd.org/changeset/base/336465
Log:
Bump the ICMP echo limits to match the RFC
Reviewed by: tuexen
Sponsored by: Netflix Inc.
Differential Revision: https://reviews.freebsd.org/D16333
Modified:
head/sys/netinet/ip_icmp.c
head/sys/netinet/tcp_stacks/rack.c
Modified: head/sys/netinet/ip_icmp.c
==============================================================================
--- head/sys/netinet/ip_icmp.c Wed Jul 18 22:45:45 2018 (r336464)
+++ head/sys/netinet/ip_icmp.c Wed Jul 18 22:49:53 2018 (r336465)
@@ -139,8 +139,8 @@ static VNET_DEFINE(int, icmp_rfi) = 0;
SYSCTL_INT(_net_inet_icmp, OID_AUTO, reply_from_interface, CTLFLAG_VNET | CTLFLAG_RW,
&VNET_NAME(icmp_rfi), 0,
"ICMP reply from incoming interface for non-local packets");
-
-static VNET_DEFINE(int, icmp_quotelen) = 8;
+/* Router requirements RFC 1812 section 4.3.2.3 requires 576 - 28. */
+static VNET_DEFINE(int, icmp_quotelen) = 548;
#define V_icmp_quotelen VNET(icmp_quotelen)
SYSCTL_INT(_net_inet_icmp, OID_AUTO, quotelen, CTLFLAG_VNET | CTLFLAG_RW,
&VNET_NAME(icmp_quotelen), 0,
Modified: head/sys/netinet/tcp_stacks/rack.c
==============================================================================
--- head/sys/netinet/tcp_stacks/rack.c Wed Jul 18 22:45:45 2018 (r336464)
+++ head/sys/netinet/tcp_stacks/rack.c Wed Jul 18 22:49:53 2018 (r336465)
@@ -1627,7 +1627,6 @@ rack_process_rst(struct mbuf *m, struct tcphdr *th, st
static void
rack_challenge_ack(struct mbuf *m, struct tcphdr *th, struct tcpcb *tp, int32_t * ret_val)
{
-
INP_INFO_RLOCK_ASSERT(&V_tcbinfo);
TCPSTAT_INC(tcps_badsyn);
@@ -6103,7 +6102,6 @@ rack_do_lastack(struct mbuf *m, struct tcphdr *th, str
return (ret_val);
}
if (ourfinisacked) {
-
INP_INFO_RLOCK_ASSERT(&V_tcbinfo);
tp = tcp_close(tp);
rack_do_drop(m, tp);
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