From mboxrd@z Thu Jan 1 00:00:00 1970 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=-14.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 42E77C433DB for ; Thu, 4 Feb 2021 09:23:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0EEDC64F65 for ; Thu, 4 Feb 2021 09:23:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235133AbhBDJXO (ORCPT ); Thu, 4 Feb 2021 04:23:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44936 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234806AbhBDJXF (ORCPT ); Thu, 4 Feb 2021 04:23:05 -0500 Received: from mail-lf1-x133.google.com (mail-lf1-x133.google.com [IPv6:2a00:1450:4864:20::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A371AC061573; Thu, 4 Feb 2021 01:22:24 -0800 (PST) Received: by mail-lf1-x133.google.com with SMTP id b2so3542875lfq.0; Thu, 04 Feb 2021 01:22:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:organization:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=e9PGdb4IN4VkK+3y/9ewD9vvEijIYIKc2VsUuCpK0Ug=; b=jOm09GXQBJpRw0PNookGOudZaXZ/1dGLOpPmmMhDxrhmzN+vqenh/CNE5E/T3IICU5 i43/mS7Baku8F5VQf5KZS3+yFF0CNvHRIbWFqkrr+V34NXcjAVDYlHTdRvTVwEMQkeNB AxIoCYd1TQ8ne5zXZROlca+NjFeQS6fSQPooFjy00maTgHXRGY/VWZCa1imUeNBqVMLI Z/09ztUQXZFR/cDZyZ+FPSCjO5Cslb7f3wja77Vi3P4Os8uvfWvWSlVYCk5nocmy6mkg DSbLucpYS3l8ktWsYNhY3c8B4evNIxEJaK+li8BbSmRBRNJrRqqDnqOD+jpnd81E9dIH Zy+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:organization :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=e9PGdb4IN4VkK+3y/9ewD9vvEijIYIKc2VsUuCpK0Ug=; b=l44iJGtbGj1nIVIULsfG505wLc9/ucQd6LnGNkBa4fceC1qGUHryRW3nUAQRKn3PBf Y93rxDqQIFKmSyyZzB17rtJJH85C/+imMCxKx/RNgtnuJjxndgbtqntRtroGR9k/cP1s 8VFbKc6d2qg/6pyJHAzOEXjzRGMk+xuPA+QD04UehYFWJs7hcbw8sC7ukYIAftirLoJp dl3MbFDcNAEVyjk7VbPHkSMMT7EpJ+S1RrLdJsOu0RdzCNjjaGqxLiKKTy+5TtYS5Dex 8q7byYL5WVQqnKQEUIAdqdkKhESjs5mRiJlVBQ1Hu8gLubTkxBiiVP+/84CQODhLUrm3 3o4Q== X-Gm-Message-State: AOAM533tEbzA8UpFgAr9iCOgRT2Rad00ouHoXGQXt9f4kdiAxBHH9KdO LSDFOiZrC7iUPzTxO+zC77IFqY1RPkA= X-Google-Smtp-Source: ABdhPJxkjWv4vdk/polRHA/uyRz9vMtykwAw2KNF4Ao7Ox5IoIcCbS8XJ0IcdH/R8Y1fRSI+v7x4DQ== X-Received: by 2002:a19:ccf:: with SMTP id 198mr4300675lfm.422.1612430543029; Thu, 04 Feb 2021 01:22:23 -0800 (PST) Received: from [192.168.1.100] ([31.173.82.125]) by smtp.gmail.com with ESMTPSA id k125sm531988lfd.127.2021.02.04.01.22.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 04 Feb 2021 01:22:22 -0800 (PST) Subject: Re: [PATCH] usb: host: ehci: remove casting dma_alloc_coherent To: Xu Wang , stern@rowland.harvard.edu, gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org References: <20210204071738.84222-1-vulab@iscas.ac.cn> From: Sergei Shtylyov Organization: Brain-dead Software Message-ID: <6083596c-363f-5e75-9228-0b88cbaabd19@gmail.com> Date: Thu, 4 Feb 2021 12:21:56 +0300 User-Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: <20210204071738.84222-1-vulab@iscas.ac.cn> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello! On 04.02.2021 10:17, Xu Wang wrote: > Remove casting the values returned by dma_alloc_coherent. I'm not seeing any casting, I'm seeing a trailing space removed. > Signed-off-by: Xu Wang > --- > drivers/usb/host/ehci-mem.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/usb/host/ehci-mem.c b/drivers/usb/host/ehci-mem.c > index 6361d81272bc..769329032257 100644 > --- a/drivers/usb/host/ehci-mem.c > +++ b/drivers/usb/host/ehci-mem.c > @@ -185,7 +185,7 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags) > } > > /* Hardware periodic table */ > - ehci->periodic = > + ehci->periodic = > dma_alloc_coherent(ehci_to_hcd(ehci)->self.sysdev, > ehci->periodic_size * sizeof(__le32), > &ehci->periodic_dma, flags); MBR, Sergei