From c25a19afb81cfd73dab494ba64f9a434cf1a4499 Mon Sep 17 00:00:00 2001
From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Wed, 3 Jan 2024 11:15:12 +0100
Subject: fbdev/hyperv_fb: Do not clear global screen_info

Do not clear the global instance of screen_info. If necessary, clearing
fields in screen_info should be done by architecture or firmware code
that maintains the firmware framebuffer.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Helge Deller <deller@gmx.de>
---
 drivers/video/fbdev/hyperv_fb.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

(limited to 'drivers/video')

diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c
index 09b18a8cddee..c26ee6fd73c9 100644
--- a/drivers/video/fbdev/hyperv_fb.c
+++ b/drivers/video/fbdev/hyperv_fb.c
@@ -48,7 +48,6 @@
 #include <linux/aperture.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
-#include <linux/screen_info.h>
 #include <linux/vmalloc.h>
 #include <linux/init.h>
 #include <linux/completion.h>
@@ -1059,14 +1058,8 @@ getmem_done:
 	else
 		aperture_remove_all_conflicting_devices(KBUILD_MODNAME);
 
-	if (!gen2vm) {
+	if (!gen2vm)
 		pci_dev_put(pdev);
-	} else if (IS_ENABLED(CONFIG_SYSFB)) {
-		/* framebuffer is reallocated, clear screen_info to avoid misuse from kexec */
-		screen_info.lfb_size = 0;
-		screen_info.lfb_base = 0;
-		screen_info.orig_video_isVGA = 0;
-	}
 
 	return 0;
 
-- 
cgit