From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935907AbdCXON1 (ORCPT ); Fri, 24 Mar 2017 10:13:27 -0400 Received: from mail-pg0-f68.google.com ([74.125.83.68]:34379 "EHLO mail-pg0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935665AbdCXONS (ORCPT ); Fri, 24 Mar 2017 10:13:18 -0400 From: Geliang Tang To: Russell King , Joerg Roedel , Robin Murphy , Will Deacon , Andrew Morton Cc: Geliang Tang , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm/dma-mapping: use for_each_sg Date: Fri, 24 Mar 2017 22:12:23 +0800 Message-Id: X-Mailer: git-send-email 2.9.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use for_each_sg() instead of open-coding it. Signed-off-by: Geliang Tang --- arch/arm/mm/dma-mapping.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 63eabb0..e551351 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1720,7 +1720,7 @@ static int __map_sg_chunk(struct device *dev, struct scatterlist *sg, if (iova == DMA_ERROR_CODE) return -ENOMEM; - for (count = 0, s = sg; count < (size >> PAGE_SHIFT); s = sg_next(s)) { + for_each_sg(sg, s, size >> PAGE_SHIFT, count) { phys_addr_t phys = page_to_phys(sg_page(s)); unsigned int len = PAGE_ALIGN(s->offset + s->length); -- 2.9.3