From 303d1fcc0bf07129bc05a61632fad9f7064b671f Mon Sep 17 00:00:00 2001
From: Mario Limonciello <mario.limonciello@dell.com>
Date: Tue, 26 Sep 2017 13:50:04 -0500
Subject: [PATCH] platform/x86: wmi: Cleanup exit routine in reverse order of init
Git-commit: 303d1fcc0bf07129bc05a61632fad9f7064b671f
Patch-mainline: v4.15-rc1
References: FATE#325842

The initialize routine is:
* class -> bus -> platform

The exit routine is:
* platform -> class -> bus

Fix the exit routine to be:
* platform -> bus -> class

Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/platform/x86/wmi.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -1264,8 +1264,8 @@ err_unreg_class:
 static void __exit acpi_wmi_exit(void)
 {
 	platform_driver_unregister(&acpi_wmi_driver);
-	class_unregister(&wmi_bus_class);
 	bus_unregister(&wmi_bus_type);
+	class_unregister(&wmi_bus_class);
 }
 
 subsys_initcall(acpi_wmi_init);