Module Name: src
Committed By: riastradh
Date: Sun Feb 27 21:22:10 UTC 2022
Modified Files:
src/sys/dev/acpi: acpi.c
Log Message:
acpi: Assert acpi_register_notify is not called twice.
To generate a diff of this commit:
cvs rdiff -u -r1.296 -r1.297 src/sys/dev/acpi/acpi.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/dev/acpi/acpi.c
diff -u src/sys/dev/acpi/acpi.c:1.296 src/sys/dev/acpi/acpi.c:1.297
--- src/sys/dev/acpi/acpi.c:1.296 Sat Jan 22 11:49:17 2022
+++ src/sys/dev/acpi/acpi.c Sun Feb 27 21:22:09 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: acpi.c,v 1.296 2022/01/22 11:49:17 thorpej Exp $ */
+/* $NetBSD: acpi.c,v 1.297 2022/02/27 21:22:09 riastradh Exp $ */
/*-
* Copyright (c) 2003, 2007 The NetBSD Foundation, Inc.
@@ -100,7 +100,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: acpi.c,v 1.296 2022/01/22 11:49:17 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: acpi.c,v 1.297 2022/02/27 21:22:09 riastradh Exp $");
#include "pci.h"
#include "opt_acpi.h"
@@ -1222,6 +1222,11 @@ acpi_register_notify(struct acpi_devnode
if (ad == NULL || notify == NULL)
goto fail;
+ KASSERTMSG(ad->ad_notify == NULL,
+ "%s: ACPI node %s already has notify handler: %p",
+ ad->ad_device ? device_xname(ad->ad_device) : "(unknown)",
+ ad->ad_name,
+ ad->ad_notify);
atomic_store_release(&ad->ad_notify, notify);
return true;
