asus-laptop: Remove uneccesary acpi_disabled check

acpi_bus_register_driver() already checks acpi_disabled, so acpi bus
drivers don't need to.

Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 8af43e9..4234edb 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -1438,9 +1438,6 @@
 {
 	int result;
 
-	if (acpi_disabled)
-		return -ENODEV;
-
 	result = acpi_bus_register_driver(&asus_hotk_driver);
 	if (result < 0)
 		return result;