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

From	Muhammad Falak R Wani <falakreyaz@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH] HSI: cmt_speech: use vma_pages().
Date	2016-05-21 15:20 +0200
Message-ID	<rBeYW-3Xz-29@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Replace explicit computation of vma page count by a call to
vma_pages()

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.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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[PATCH] HSI: cmt_speech: use vma_pages(). Muhammad Falak R Wani <falakreyaz@gmail.com> - 2016-05-21 15:20 +0200
  Re: [PATCH] HSI: cmt_speech: use vma_pages(). Sebastian Reichel <sre@kernel.org> - 2016-05-30 07:20 +0200

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