[PATCH v3 04/43] fbdev/deferred-io: Test screen_buffer for vmalloc'ed memory

[Thomas Zimmermann]

Framebuffers in virtual memory are available via screen_buffer. Use
it instead of screen_base and avoid the type casting.

Signed-off-by: Thomas Zimmermann <tzimmerm...@suse.de>
Reviewed-by: Javier Martinez Canillas <javi...@redhat.com>
---
 drivers/video/fbdev/core/fb_defio.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/video/fbdev/core/fb_defio.c 
b/drivers/video/fbdev/core/fb_defio.c
index f23b1cbe67192..b38f775cd39dd 100644
--- a/drivers/video/fbdev/core/fb_defio.c
+++ b/drivers/video/fbdev/core/fb_defio.c
@@ -25,11 +25,11 @@
 
 static struct page *fb_deferred_io_page(struct fb_info *info, unsigned long 
offs)
 {
-       void *screen_base = (void __force *) info->screen_base;
+       const void *screen_buffer = info->screen_buffer;
        struct page *page;
 
-       if (is_vmalloc_addr(screen_base + offs))
-               page = vmalloc_to_page(screen_base + offs);
+       if (is_vmalloc_addr(screen_buffer + offs))
+               page = vmalloc_to_page(screen_buffer + offs);
        else
                page = pfn_to_page((info->fix.smem_start + offs) >> PAGE_SHIFT);
 
-- 
2.44.0