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| author |   sayli karnik <karniksayli1995@gmail.com> | 2016-09-20 03:21:38 +0530 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-20 14:01:21 +0200 |
| commit | ec9d0754e0c64013278fda87d1bd6b8318747abe (patch) | |
| tree | df59a33a51fd30bdfd200898a632d036cae0bfd6 /drivers/staging/comedi/comedi_fops.c | |
| parent | Staging: vt6655: baseband: Remove unnecessary space after a cast (diff) | |
| download | wireguard-linux-ec9d0754e0c64013278fda87d1bd6b8318747abe.tar.xz wireguard-linux-ec9d0754e0c64013278fda87d1bd6b8318747abe.zip | |
staging: comedi: Use vma_pages function on vma object instead of explicit computation
This patch uses vma_pages function on vma object instead of explicit
computation.
Signed-off-by: sayli karnik <karniksayli1995@gmail.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi/comedi_fops.c')
| -rw-r--r-- | drivers/staging/comedi/comedi_fops.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index bf922eafe07c..64b3966c5f1f 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -2233,7 +2233,7 @@ static int comedi_mmap(struct file *file, struct vm_area_struct *vma) goto done; } - n_pages = size >> PAGE_SHIFT; + n_pages = vma_pages(vma); /* get reference to current buf map (if any) */ bm = comedi_buf_map_from_subdev_get(s); |