ACPI: catch calls of acpi_driver_data on pointer of wrong type
Catch attempts to use of acpi_driver_data on pointers of wrong type.
akpm: rewritten to use proper C typechecking and remove the
"function"-used-as-lvalue thing.
Signed-off-by: Pavel Machek <pavel@suse.cz>
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 e8a51a1..85c6554 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -1491,7 +1491,7 @@
strcpy(acpi_device_name(device), ACPI_VIDEO_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
- acpi_driver_data(device) = data;
+ device->driver_data = data;
data->device_id = device_id;
data->video = video;
@@ -1982,7 +1982,7 @@
video->device = device;
strcpy(acpi_device_name(device), ACPI_VIDEO_BUS_NAME);
strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
- acpi_driver_data(device) = video;
+ device->driver_data = video;
acpi_video_bus_find_cap(video);
error = acpi_video_bus_check(video);
@@ -2058,7 +2058,7 @@
acpi_video_bus_remove_fs(device);
err_free_video:
kfree(video);
- acpi_driver_data(device) = NULL;
+ device->driver_data = NULL;
return error;
}