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Backout change in 1.153, as it violate rfc1122 section 3.2.1.3.

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Requested by:	jlemon,ru
This commit is contained in:
jesper 2001-02-21 16:59:47 +00:00
parent 8b4da313f1
commit 1e7b8736e4
1 changed files with 1 additions and 12 deletions
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13
sys/netinet/ip_input.c
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@ -124,10 +124,6 @@ SYSCTL_INT(_net_inet_ip, IPCTL_KEEPFAITH, keepfaith, CTLFLAG_RW,
&ip_keepfaith, 0,
"Enable packet capture for FAITH IPv4->IPv6 translater daemon");
int ip_send_unreach = 1;
SYSCTL_INT(_net_inet_ip, OID_AUTO, send_unreach, CTLFLAG_RW, &ip_send_unreach,
0, "Send ICMP unreach when packet not for us rx, and forwarding disabled");
#ifdef DIAGNOSTIC
static int ipprintfs = 0;
#endif
@ -589,14 +585,7 @@ ip_input(struct mbuf *m)
*/
if (ipforwarding == 0) {
ipstat.ips_cantforward++;
/*
* If we receive a packet not for us, and forwarding disabled
* send a ICMP host unreachable back to the source.
*/
if (ip_send_unreach)
icmp_error(m, ICMP_UNREACH, ICMP_UNREACH_HOST, 0, 0);
else
m_freem(m);
m_freem(m);
} else
ip_forward(m, 0);
#ifdef IPFIREWALL_FORWARD