From: Jorge Maidana <jorgem.linux@gmail.com>
Date: Fri, 6 Oct 2023 20:43:47 +0000 (-0300)
Subject: fbdev: uvesafb: Call cn_del_callback() at the end of uvesafb_exit()
X-Git-Tag: v6.6.7~1717^2~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1022e7e2f40574c74ed32c3811b03d26b0b81daf;p=platform%2Fkernel%2Flinux-starfive.git

fbdev: uvesafb: Call cn_del_callback() at the end of uvesafb_exit()

Delete the v86d netlink only after all the VBE tasks have been
completed.

Fixes initial state restore on module unload:
uvesafb: VBE state restore call failed (eax=0x4f04, err=-19)

Signed-off-by: Jorge Maidana <jorgem.linux@gmail.com>
Signed-off-by: Helge Deller <deller@gmx.de>
---

diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c
index a1a6783..e1f421e 100644
--- a/drivers/video/fbdev/uvesafb.c
+++ b/drivers/video/fbdev/uvesafb.c
@@ -1928,10 +1928,10 @@ static void uvesafb_exit(void)
 		}
 	}
 
-	cn_del_callback(&uvesafb_cn_id);
 	driver_remove_file(&uvesafb_driver.driver, &driver_attr_v86d);
 	platform_device_unregister(uvesafb_device);
 	platform_driver_unregister(&uvesafb_driver);
+	cn_del_callback(&uvesafb_cn_id);
 }
 
 module_exit(uvesafb_exit);