Commit 6665bda7 authored by Adrian Bunk's avatar Adrian Bunk Committed by Len Brown
Browse files

[ACPI] drivers/acpi/video.c: fix error path NULL pointer dereference 



The Coverity checker spotted this bug in
acpi_video_device_lcd_query_levels().

Signed-off-by: default avatarAdrian Bunk <bunk@stusta.de>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent fdc136cc

drivers/acpi/video.c

+1 −1
Original line number Diff line number Diff line
@@ -323,7 +323,7 @@ acpi_video_device_lcd_query_levels(struct acpi_video_device *device, 
	if (!ACPI_SUCCESS(status))

		return_VALUE(status);

	obj = (union acpi_object *)buffer.pointer;

	if (!obj && (obj->type != ACPI_TYPE_PACKAGE)) {

	if (!obj || (obj->type != ACPI_TYPE_PACKAGE)) {

		ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _BCL data\n"));

		status = -EFAULT;

		goto err;