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revert mtudisc_timeout value to the old one if update falis

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This commit is contained in:
itojun 2002-09-23 13:43:27 +00:00
parent ce1bd42a2c
commit 38e6856368
1 changed files with 6 additions and 3 deletions
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9
sys/netinet/ip_input.c
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@ -1,4 +1,4 @@
/* $NetBSD: ip_input.c,v 1.157 2002/09/11 02:46:43 itojun Exp $ */
/* $NetBSD: ip_input.c,v 1.158 2002/09/23 13:43:27 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -102,7 +102,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ip_input.c,v 1.157 2002/09/11 02:46:43 itojun Exp $");
__KERNEL_RCSID(0, "$NetBSD: ip_input.c,v 1.158 2002/09/23 13:43:27 itojun Exp $");
#include "opt_gateway.h"
#include "opt_pfil_hooks.h"
@ -1863,10 +1863,13 @@ ip_sysctl(name, namelen, oldp, oldlenp, newp, newlen)
}
return (error);
case IPCTL_MTUDISCTIMEOUT:
old = ip_mtudisc_timeout;
error = sysctl_int(oldp, oldlenp, newp, newlen,
&ip_mtudisc_timeout);
if (ip_mtudisc_timeout < 0)
if (ip_mtudisc_timeout < 0) {
ip_mtudisc_timeout = old;
return (EINVAL);
}
if (ip_mtudisc_timeout_q != NULL)
rt_timer_queue_change(ip_mtudisc_timeout_q,
ip_mtudisc_timeout);