A cleanup for two drivers in auxdisplay:

- Convert to use vm_map_pages_zero()
     From Souptick Joarder
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Merge tag 'auxdisplay-for-linus-v5.2-rc7' of git://github.com/ojeda/linux

Pull auxdisplay cleanup from Miguel Ojeda:
 "A cleanup for two drivers in auxdisplay: convert them to use
  vm_map_pages_zero() (Souptick Joarder)"

* tag 'auxdisplay-for-linus-v5.2-rc7' of git://github.com/ojeda/linux:
  auxdisplay/ht16k33.c: Convert to use vm_map_pages_zero()
  auxdisplay/cfag12864bfb.c: Convert to use vm_map_pages_zero()
This commit is contained in:
Linus Torvalds 2019-06-24 21:11:01 +08:00
commit 9216514602
2 changed files with 5 additions and 4 deletions

View File

@ -52,8 +52,9 @@ static const struct fb_var_screeninfo cfag12864bfb_var = {
static int cfag12864bfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
return vm_insert_page(vma, vma->vm_start,
virt_to_page(cfag12864b_buffer));
struct page *pages = virt_to_page(cfag12864b_buffer);
return vm_map_pages_zero(vma, &pages, 1);
}
static struct fb_ops cfag12864bfb_ops = {

View File

@ -223,9 +223,9 @@ static const struct backlight_ops ht16k33_bl_ops = {
static int ht16k33_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct ht16k33_priv *priv = info->par;
struct page *pages = virt_to_page(priv->fbdev.buffer);
return vm_insert_page(vma, vma->vm_start,
virt_to_page(priv->fbdev.buffer));
return vm_map_pages_zero(vma, &pages, 1);
}
static struct fb_ops ht16k33_fb_ops = {