gcc-4.6: ACPI: fix unused but set variables in ACPI
Some minor improvements in error handling, but overall it was mostly dead
code.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 909ae7b..67dec0c 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -2167,7 +2167,7 @@
status = acpi_video_bus_get_one_device(dev, video);
if (ACPI_FAILURE(status)) {
printk(KERN_WARNING PREFIX
- "Cant attach device");
+ "Cant attach device\n");
continue;
}
}
@@ -2177,19 +2177,19 @@
static int acpi_video_bus_put_one_device(struct acpi_video_device *device)
{
acpi_status status;
- struct acpi_video_bus *video;
-
if (!device || !device->video)
return -ENOENT;
- video = device->video;
-
acpi_video_device_remove_fs(device->dev);
status = acpi_remove_notify_handler(device->dev->handle,
ACPI_DEVICE_NOTIFY,
acpi_video_device_notify);
+ if (ACPI_FAILURE(status)) {
+ printk(KERN_WARNING PREFIX
+ "Cant remove video notify handler\n");
+ }
if (device->backlight) {
sysfs_remove_link(&device->backlight->dev.kobj, "device");
backlight_device_unregister(device->backlight);