Date: Wed, 2 Dec 1998 11:16:06 +0200 (EET) From: Ruslan Ermilov <ru@ucb.crimea.ua> To: FreeBSD-gnats-submit@FreeBSD.ORG Subject: bin/8937: IPFW coredump and dummynet Message-ID: <199812020916.LAA25042@relay.ucb.crimea.ua>
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>Number: 8937
>Category: bin
>Synopsis: IPFW coredump and dummynet
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: change-request
>Submitter-Id: current-users
>Arrival-Date: Wed Dec 2 01:30:00 PST 1998
>Last-Modified:
>Originator: Ruslan Ermilov
>Organization:
United Commercial Bank
>Release: FreeBSD 2.2.8-STABLE i386
>Environment:
Kernel build with dummynet support
>Description:
- ipfw(8) coredumps
- dummynet(4) commands should be documented in the ipfw(8) usage and manpage
>How-To-Repeat:
Run ``ipfw pipe'' to get a coredump.
>Fix:
The following patch will prevent coredumps:
Index: ipfw.c
===================================================================
RCS file: /usr/FreeBSD-CVS/src/sbin/ipfw/ipfw.c,v
retrieving revision 1.34.2.20
diff -u -r1.34.2.20 ipfw.c
--- ipfw.c 1998/10/12 17:29:15 1.34.2.20
+++ ipfw.c 1998/12/02 09:12:25
@@ -1330,6 +1330,9 @@
ac-- ;
av++ ;
}
+ if (!ac) {
+ show_usage("pipe requires arguments");
+ }
/* allow argument swapping */
if (ac > 1 && *av[0]>='0' && *av[0]<='9') {
char *p = av[0] ;
>Audit-Trail:
>Unformatted:
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