[src/trunk]: src/sys/kern Check the length of a passed name to avoid slient t...

[ozaki-r <ozaki-r%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3875aa4384b6
branches:  trunk
changeset: 829570:3875aa4384b6
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Tue Feb 06 03:48:39 2018 +0000

description:
Check the length of a passed name to avoid slient truncation

diffstat:

 sys/kern/subr_workqueue.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (26 lines):

diff -r c1c8e976f0b8 -r 3875aa4384b6 sys/kern/subr_workqueue.c
--- a/sys/kern/subr_workqueue.c Tue Feb 06 03:37:00 2018 +0000
+++ b/sys/kern/subr_workqueue.c Tue Feb 06 03:48:39 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr_workqueue.c,v 1.35 2018/01/30 11:03:06 ozaki-r Exp $      */
+/*     $NetBSD: subr_workqueue.c,v 1.36 2018/02/06 03:48:39 ozaki-r Exp $      */
 
 /*-
  * Copyright (c)2002, 2005, 2006, 2007 YAMAMOTO Takashi,
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_workqueue.c,v 1.35 2018/01/30 11:03:06 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_workqueue.c,v 1.36 2018/02/06 03:48:39 ozaki-r Exp $");
 
 #include <sys/param.h>
 #include <sys/cpu.h>
@@ -149,6 +149,7 @@
     pri_t prio, int ipl)
 {
 
+       KASSERT(sizeof(wq->wq_name) > strlen(name));
        strncpy(wq->wq_name, name, sizeof(wq->wq_name));
 
        wq->wq_prio = prio;