From patchwork Tue Sep 7 07:40:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Cai,Huoqing" X-Patchwork-Id: 508015 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 91218C433EF for ; Tue, 7 Sep 2021 07:40:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6A2DB6109D for ; Tue, 7 Sep 2021 07:40:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233441AbhIGHl5 (ORCPT ); Tue, 7 Sep 2021 03:41:57 -0400 Received: from mx20.baidu.com ([111.202.115.85]:42602 "EHLO baidu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S233439AbhIGHl4 (ORCPT ); Tue, 7 Sep 2021 03:41:56 -0400 Received: from BC-Mail-HQEx02.internal.baidu.com (unknown [172.31.51.58]) by Forcepoint Email with ESMTPS id 63D01B5E0DF535D7C67F; Tue, 7 Sep 2021 15:40:48 +0800 (CST) Received: from BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) by BC-Mail-HQEx02.internal.baidu.com (172.31.51.58) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Tue, 7 Sep 2021 15:40:48 +0800 Received: from LAPTOP-UKSR4ENP.internal.baidu.com (172.31.63.8) by BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Tue, 7 Sep 2021 15:40:47 +0800 From: Cai Huoqing To: CC: Deepak Saxena , Matt Mackall , Herbert Xu , , Subject: [PATCH] hw_random: ixp4xx: Make use of the helper function devm_platform_ioremap_resource() Date: Tue, 7 Sep 2021 15:40:41 +0800 Message-ID: <20210907074042.1992-1-caihuoqing@baidu.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [172.31.63.8] X-ClientProxiedBy: BJHW-Mail-Ex09.internal.baidu.com (10.127.64.32) To BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Use the devm_platform_ioremap_resource() helper instead of calling platform_get_resource() and devm_ioremap_resource() separately Signed-off-by: Cai Huoqing --- drivers/char/hw_random/ixp4xx-rng.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/char/hw_random/ixp4xx-rng.c b/drivers/char/hw_random/ixp4xx-rng.c index 188854dd16a9..7df5e9f7519d 100644 --- a/drivers/char/hw_random/ixp4xx-rng.c +++ b/drivers/char/hw_random/ixp4xx-rng.c @@ -42,13 +42,11 @@ static int ixp4xx_rng_probe(struct platform_device *pdev) { void __iomem * rng_base; struct device *dev = &pdev->dev; - struct resource *res; if (!cpu_is_ixp46x()) /* includes IXP455 */ return -ENOSYS; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - rng_base = devm_ioremap_resource(dev, res); + rng_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(rng_base)) return PTR_ERR(rng_base);