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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-09-12 12:04:37 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-09-12 12:04:37 +0100
commit87d721ad7a37b7650dd710c88dd5c6a5bf9fe996 (patch)
tree869d633803eb7c429624d3bd16a6117816849763 /drivers/acpi/video.c
parentddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3 (diff)
parentb7cfda9fc3d7aa60cffab5367f2a72a4a70060cd (diff)
Merge branch 'master' into devel
Diffstat (limited to 'drivers/acpi/video.c')
-rw-r--r--drivers/acpi/video.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 8851315ce85..60ea984c84a 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -2004,8 +2004,11 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device)
status = acpi_remove_notify_handler(device->dev->handle,
ACPI_DEVICE_NOTIFY,
acpi_video_device_notify);
- sysfs_remove_link(&device->backlight->dev.kobj, "device");
- backlight_device_unregister(device->backlight);
+ if (device->backlight) {
+ sysfs_remove_link(&device->backlight->dev.kobj, "device");
+ backlight_device_unregister(device->backlight);
+ device->backlight = NULL;
+ }
if (device->cdev) {
sysfs_remove_link(&device->dev->dev.kobj,
"thermal_cooling");