From patchwork Wed Aug 9 08:53:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 713300 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 72831EB64DD for ; Wed, 9 Aug 2023 08:56:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230397AbjHII4q (ORCPT ); Wed, 9 Aug 2023 04:56:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230294AbjHII4q (ORCPT ); Wed, 9 Aug 2023 04:56:46 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5AF5A10C8 for ; Wed, 9 Aug 2023 01:56:45 -0700 (PDT) Received: from dggpemm500020.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RLP3G03T4zcdXg; Wed, 9 Aug 2023 16:53:14 +0800 (CST) Received: from dggpemm500007.china.huawei.com (7.185.36.183) by dggpemm500020.china.huawei.com (7.185.36.49) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Wed, 9 Aug 2023 16:56:43 +0800 Received: from huawei.com (10.175.103.91) by dggpemm500007.china.huawei.com (7.185.36.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Wed, 9 Aug 2023 16:56:42 +0800 From: Yang Yingliang To: CC: , , Subject: [PATCH -next] USB: ohci-sm501: remove unnecessary check of mem Date: Wed, 9 Aug 2023 16:53:48 +0800 Message-ID: <20230809085348.2761782-1-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpemm500007.china.huawei.com (7.185.36.183) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org The resource is checked in probe function, so there is no need do this check in remove function. Signed-off-by: Yang Yingliang --- drivers/usb/host/ohci-sm501.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c index 0468eeb4fcfd..4b39e9d6f33a 100644 --- a/drivers/usb/host/ohci-sm501.c +++ b/drivers/usb/host/ohci-sm501.c @@ -195,8 +195,7 @@ static void ohci_hcd_sm501_drv_remove(struct platform_device *pdev) release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); mem = platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (mem) - release_mem_region(mem->start, resource_size(mem)); + release_mem_region(mem->start, resource_size(mem)); /* mask interrupts and disable power */