asus-acpi: Remove uneccesary acpi_disabled checks

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>

drivers/platform/x86/asus_acpi.c

@@ -1416,21 +1416,17 @@ static int __init asus_acpi_init(void)
 {
 	int result;
 
-	if (acpi_disabled)
-		return -ENODEV;
+	result = acpi_bus_register_driver(&asus_hotk_driver);
+	if (result < 0)
+		return result;
 
 	asus_proc_dir = proc_mkdir(PROC_ASUS, acpi_root_dir);
 	if (!asus_proc_dir) {
 		printk(KERN_ERR "Asus ACPI: Unable to create /proc entry\n");
+		acpi_bus_unregister_driver(&asus_hotk_driver);
 		return -ENODEV;
 	}
 
-	result = acpi_bus_register_driver(&asus_hotk_driver);
-	if (result < 0) {
-		remove_proc_entry(PROC_ASUS, acpi_root_dir);
-		return result;
-	}
-
 	/*
 	 * This is a bit of a kludge.  We only want this module loaded
 	 * for ASUS systems, but there's currently no way to probe the