Module Name: src
Committed By: riastradh
Date: Sun Apr 16 11:18:25 UTC 2023
Modified Files:
src/sys/kern: subr_autoconf.c
Log Message:
autoconf(9): Assert alldevs_lock held in config_unit_nextfree.
The one caller, config_unit_alloc, guarantees it through
config_alldevs_enter/exit.
To generate a diff of this commit:
cvs rdiff -u -r1.308 -r1.309 src/sys/kern/subr_autoconf.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/kern/subr_autoconf.c
diff -u src/sys/kern/subr_autoconf.c:1.308 src/sys/kern/subr_autoconf.c:1.309
--- src/sys/kern/subr_autoconf.c:1.308 Sun Apr 16 11:14:58 2023
+++ src/sys/kern/subr_autoconf.c Sun Apr 16 11:18:25 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: subr_autoconf.c,v 1.308 2023/04/16 11:14:58 riastradh Exp $ */
+/* $NetBSD: subr_autoconf.c,v 1.309 2023/04/16 11:18:25 riastradh Exp $ */
/*
* Copyright (c) 1996, 2000 Christopher G. Demetriou
@@ -77,7 +77,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_autoconf.c,v 1.308 2023/04/16 11:14:58 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_autoconf.c,v 1.309 2023/04/16 11:18:25 riastradh Exp $");
#ifdef _KERNEL_OPT
#include "opt_ddb.h"
@@ -1483,6 +1483,8 @@ config_unit_nextfree(cfdriver_t cd, cfda
{
int unit = cf->cf_unit;
+ KASSERT(mutex_owned(&alldevs_lock));
+
if (unit < 0)
return -1;
if (cf->cf_fstate == FSTATE_STAR) {
