From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752179AbcEUNTa (ORCPT ); Sat, 21 May 2016 09:19:30 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:32974 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751251AbcEUNT3 (ORCPT ); Sat, 21 May 2016 09:19:29 -0400 From: Muhammad Falak R Wani To: Sebastian Reichel Cc: Oleg Nesterov , Andrew Morton , "Kirill A. Shutemov" , linux-kernel@vger.kernel.org (open list) Subject: [PATCH] HSI: cmt_speech: use vma_pages(). Date: Sat, 21 May 2016 18:49:21 +0530 Message-Id: <1463836763-16758-1-git-send-email-falakreyaz@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Replace explicit computation of vma page count by a call to vma_pages() Signed-off-by: Muhammad Falak R Wani --- 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