Author: jkim
Date: Tue Feb 23 22:50:45 2016
New Revision: 295938
URL: https://svnweb.freebsd.org/changeset/base/295938
Log:
Remove brightness notify handler before reinstalling new one.
Modified:
head/sys/dev/acpica/acpi_video.c
Modified: head/sys/dev/acpica/acpi_video.c
==============================================================================
--- head/sys/dev/acpica/acpi_video.c Tue Feb 23 22:44:01 2016
(r295937)
+++ head/sys/dev/acpica/acpi_video.c Tue Feb 23 22:50:45 2016
(r295938)
@@ -597,8 +597,12 @@ acpi_video_vo_bind(struct acpi_video_out
{
ACPI_SERIAL_BEGIN(video_output);
- if (vo->vo_levels != NULL)
+ if (vo->vo_levels != NULL) {
+ AcpiRemoveNotifyHandler(vo->handle, ACPI_DEVICE_NOTIFY,
+ acpi_video_vo_notify_handler);
AcpiOsFree(vo->vo_levels);
+ vo->vo_levels = NULL;
+ }
vo->handle = handle;
vo->vo_numlevels = vo_get_brightness_levels(handle, &vo->vo_levels);
if (vo->vo_numlevels >= 2) {
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