Date: Tue, 01 Aug 2000 02:16:07 +0000 From: Tony Finch <dot@dotat.at> To: FreeBSD-gnats-submit@freebsd.org Subject: bin/20331: dhclient configures the broadcast address incorrectly Message-ID: <E13JRbD-0001xv-00@hand.dotat.at>
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>Number: 20331
>Category: bin
>Synopsis: dhclient configures the broadcast address incorrectly
>Confidential: no
>Severity: critical
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Mon Jul 31 19:20:01 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator: Tony Finch <dot@dotat.at>
>Release: FreeBSD 4.1-STABLE-20000729 i386
>Organization:
dotat
>Environment:
FreeBSD hand.dotat.at 4.1-STABLE-20000729 FreeBSD 4.1-STABLE-20000729 #0: Sun Jul 30 00:30:12 UTC 2000 root@hand.dotat.at:/other/obj/other/src/sys/DELL-Latitude-CPx i386
>Description:
dhclient configures the broadcast address of an interface to the
subnet's base address
>How-To-Repeat:
This is the situation on my machine right now.
fanf@hand.dotat.at:~
:; ifconfig -a
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x1
inet6 ::1 prefixlen 128
inet 127.0.0.1 netmask 0xff000000
ed0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet6 fe80::280:c8ff:fe87:ec91%ed0 prefixlen 64 scopeid 0x2
inet 10.0.0.35 netmask 0xffffff00 broadcast 10.0.0.0
ether 00:80:c8:87:ec:91
fanf@hand.dotat.at:~
:; ps aux | grep dhc
fanf 7528 0.0 0.4 1036 512 p1 S+ 2:14AM 0:00.00 grep dhc
root 1277 0.0 0.2 536 280 ?? Is 4:45AM 0:00.00 /sbin/dhclient ed0
fanf@hand.dotat.at:~
:;
>Fix:
Fortunately it's just a simple cut & paste coding error.
--- dhclient.c.orig Thu Jul 20 20:29:53 2000
+++ dhclient.c Tue Aug 1 02:11:22 2000
@@ -1972,7 +1972,7 @@
if (broadcast.len) {
client_envadd (ip -> client,
prefix, "broadcast_address",
- "%s", piaddr (subnet));
+ "%s", piaddr (broadcast));
}
}
}
>Release-Note:
>Audit-Trail:
>Unformatted:
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