From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751620AbdJVLtt (ORCPT ); Sun, 22 Oct 2017 07:49:49 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:57582 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751508AbdJVLtr (ORCPT ); Sun, 22 Oct 2017 07:49:47 -0400 From: Colin King To: Joerg Roedel , iommu@lists.linux-foundation.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] iommu/amd: remove unused variable flush_addr Date: Sun, 22 Oct 2017 13:49:45 +0200 Message-Id: <20171022114945.1479-1-colin.king@canonical.com> X-Mailer: git-send-email 2.14.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Colin Ian King Variable flush_addr is being assigned but is never read; it is redundant and can be removed. Cleans up the clang warning: drivers/iommu/amd_iommu.c:2388:2: warning: Value stored to 'flush_addr' is never read Signed-off-by: Colin Ian King --- drivers/iommu/amd_iommu.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 5a72f40d6532..a99d41fc3a1d 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2382,11 +2382,9 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, size_t size, int dir) { - dma_addr_t flush_addr; dma_addr_t i, start; unsigned int pages; - flush_addr = dma_addr; pages = iommu_num_pages(dma_addr, size, PAGE_SIZE); dma_addr &= PAGE_MASK; start = dma_addr; -- 2.14.1