Re: [PATCH] HSI: cmt_speech: use vma_pages().

[Sebastian Reichel]

Hi,

On Sat, May 21, 2016 at 06:49:21PM +0530, Muhammad Falak R Wani wrote:
> Replace explicit computation of vma page count by a call to
> vma_pages()
> 
> Signed-off-by: Muhammad Falak R Wani <falakreyaz@xxxxxxxxx>
> ---
>  drivers/hsi/clients/cmt_speech.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hsi/clients/cmt_speech.c b/drivers/hsi/clients/cmt_speech.c
> index 95638df..b16cfa4 100644
> --- a/drivers/hsi/clients/cmt_speech.c
> +++ b/drivers/hsi/clients/cmt_speech.c
> @@ -1275,7 +1275,7 @@ static int cs_char_mmap(struct file *file, struct vm_area_struct *vma)
>  	if (vma->vm_end < vma->vm_start)
>  		return -EINVAL;
>  
> -	if (((vma->vm_end - vma->vm_start) >> PAGE_SHIFT) != 1)
> +	if (vma_pages(vma) != 1)
>  		return -EINVAL;
>  
>  	vma->vm_flags |= VM_IO | VM_DONTDUMP | VM_DONTEXPAND;

Thanks, queued for 4.8.

-- Sebastian

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