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Index: sbin/route/route.8
===================================================================
--- sbin/route/route.8
+++ sbin/route/route.8
@@ -28,7 +28,7 @@
.\" @(#)route.8 8.3 (Berkeley) 3/19/94
.\" $FreeBSD$
.\"
-.Dd November 11, 2014
+.Dd February 16, 2018
.Dt ROUTE 8
.Os
.Sh NAME
@@ -171,8 +171,8 @@
.Op Fl n
.Ar command
.Op Fl net No \&| Fl host
-.Ar destination gateway
-.Op Ar netmask
+.Ar destination
+.Op Ar gateway Op Ar netmask
.Op Fl fib Ar number
.Ed
.Pp
@@ -181,6 +181,9 @@
is the destination host or network,
.Ar gateway
is the next-hop intermediary via which packets should be routed.
+The
+.Ar gateway
+argument is mandatory for the add command.
Routes to a particular host may be distinguished from those to
a network by interpreting the Internet address specified as the
.Ar destination
Index: sys/net/rtsock.c
===================================================================
--- sys/net/rtsock.c
+++ sys/net/rtsock.c
@@ -674,12 +674,15 @@
case RTM_ADD:
case RTM_CHANGE:
- if (info.rti_info[RTAX_GATEWAY] == NULL)
- senderr(EINVAL);
+ if (rtm->rtm_type == RTM_ADD) {
+ if (info.rti_info[RTAX_GATEWAY] == NULL)
+ senderr(EINVAL);
+ }
saved_nrt = NULL;
/* support for new ARP code */
- if (info.rti_info[RTAX_GATEWAY]->sa_family == AF_LINK &&
+ if (info.rti_info[RTAX_GATEWAY] != NULL &&
+ info.rti_info[RTAX_GATEWAY]->sa_family == AF_LINK &&
(rtm->rtm_flags & RTF_LLDATA) != 0) {
error = lla_rt_output(rtm, &info);
#ifdef INET6
@@ -688,6 +691,7 @@
#endif
break;
}
+
error = rtrequest1_fib(rtm->rtm_type, &info, &saved_nrt,
fibnum);
if (error == 0 && saved_nrt != NULL) {

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