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Date: Sat, 21 May 2016 18:49:21 +0530 From: Muhammad Falak R Wani <falakreyaz@...il.com> To: Sebastian Reichel <sre@...nel.org> Cc: Oleg Nesterov <oleg@...hat.com>, Andrew Morton <akpm@...ux-foundation.org>, "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>, linux-kernel@...r.kernel.org (open list) Subject: [PATCH] HSI: cmt_speech: use vma_pages(). Replace explicit computation of vma page count by a call to vma_pages() Signed-off-by: Muhammad Falak R Wani <falakreyaz@...il.com> --- 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; -- 1.9.1
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