From patchwork Wed Oct 16 10:46:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yue Haibing X-Patchwork-Id: 11192977 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E566517E6 for ; Wed, 16 Oct 2019 10:47:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C6E8721D80 for ; Wed, 16 Oct 2019 10:47:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404771AbfJPKrc (ORCPT ); Wed, 16 Oct 2019 06:47:32 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:4187 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2404724AbfJPKrN (ORCPT ); Wed, 16 Oct 2019 06:47:13 -0400 Received: from DGGEMS405-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id D3575EBA7105513543EE; Wed, 16 Oct 2019 18:47:09 +0800 (CST) Received: from localhost (10.133.213.239) by DGGEMS405-HUB.china.huawei.com (10.3.19.205) with Microsoft SMTP Server id 14.3.439.0; Wed, 16 Oct 2019 18:47:00 +0800 From: YueHaibing To: , , , , , , , , , , , , , , , , , , CC: , , , , , , , YueHaibing Subject: [PATCH -next 11/13] hwrng: st - use devm_platform_ioremap_resource() to simplify code Date: Wed, 16 Oct 2019 18:46:19 +0800 Message-ID: <20191016104621.26056-12-yuehaibing@huawei.com> X-Mailer: git-send-email 2.10.2.windows.1 In-Reply-To: <20191016104621.26056-1-yuehaibing@huawei.com> References: <20191016104621.26056-1-yuehaibing@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.133.213.239] X-CFilter-Loop: Reflected Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Use devm_platform_ioremap_resource() to simplify the code a bit. This is detected by coccinelle. Signed-off-by: YueHaibing Reviewed-by: Patrice Chotard --- drivers/char/hw_random/st-rng.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/char/hw_random/st-rng.c b/drivers/char/hw_random/st-rng.c index 8634483..783c24e 100644 --- a/drivers/char/hw_random/st-rng.c +++ b/drivers/char/hw_random/st-rng.c @@ -72,7 +72,6 @@ static int st_rng_read(struct hwrng *rng, void *data, size_t max, bool wait) static int st_rng_probe(struct platform_device *pdev) { struct st_rng_data *ddata; - struct resource *res; struct clk *clk; void __iomem *base; int ret; @@ -81,8 +80,7 @@ static int st_rng_probe(struct platform_device *pdev) if (!ddata) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - base = devm_ioremap_resource(&pdev->dev, res); + base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) return PTR_ERR(base);