Received: by 2002:a05:6a10:c7c6:0:0:0:0 with SMTP id h6csp1391915pxy; Sun, 1 Aug 2021 23:48:44 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzPf+bplRJsdOPGV8rAwI2BUjS501ruO8OkwIlWr7Qwa5o2n+oHcVHy9WTdbEXckUWeEPZx X-Received: by 2002:a50:e78c:: with SMTP id b12mr17580366edn.306.1627886924444; Sun, 01 Aug 2021 23:48:44 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1627886924; cv=none; d=google.com; s=arc-20160816; b=Ps89UlQVj1HPv6tOZDlnUqYk/WmHEFIflzHrn+odI81eSeY0YkCdZM/xbjCpvazlpH S49tHLGO2CFZdNkFeZWxBxz3Myu1Hn0Tt6K0SAn0myNalZ3JkQB8jZEhoDYzN8S0OSo9 d8Zbos/fBbwteA+d5WQjgT+HJ6BuP2itxrNLiac6cbrA+pEUkufEV9D9apgVo+YnfSFa oZ0AE4YJkNI7VYZILEyTK+qTOFMsxv6vy1WMFxKjLXfqDdQvohbM5tUVDKn9XOyew1CA 5GpbdPwEARZCUJRBggJa7uqjkDkDNFP9qqaqboWE8cDPTS1uymMVHfD5SPUVHOSBC3c7 /oDw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=xIa/AS6+OeGfctqINlLxEJ4OpstUyRNSpeRtpC9hPzc=; b=KJ8gO19NAMrZtBoBveRBH91i6LW8UJeBnlqbDxFNi24ajXxBMpziyu9e86VZ+tI5d8 87C2PnY7zPa8NpM7ev0RdGZaD73OSZFpbvG5st3NMjzQN69lqBjvt1/VRRKlEvyZv6mc tqUV++xXm28oeYueTRbBbN7srSuko8ips1+6b3XRiA49n0UdA2eIyeKqW4RIVD/BQwLz DbIUjgcqP408Umwsz/0WnLMzhGw+VELvevuCkU5YDe6OiupnSIKwvA7NusU1emgB5Xyo IpAbuWSMfXmngn29NydOaj+E54urbBIB9AFCWxy17Su3+rydH+f9UOnaMKPaK3oUIww6 tLRA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ngbcaRsp; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id bv8si458390ejb.87.2021.08.01.23.48.21; Sun, 01 Aug 2021 23:48:44 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ngbcaRsp; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232294AbhHBGrJ (ORCPT + 99 others); Mon, 2 Aug 2021 02:47:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:41404 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229734AbhHBGrJ (ORCPT ); Mon, 2 Aug 2021 02:47:09 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6976F60F11; Mon, 2 Aug 2021 06:46:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1627886820; bh=rusHs7DnGFV9Lm/2QNoVAHy6+ABGVkY3Ql1sJ/q/ac0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ngbcaRspAKdysi3pypPlaZ1uvojuzwu6A9WP72L3TFD5kyXJAC8SMLelolUI9X2qw 9sUhheOzU3kd5NAKNZZ2jaS07H8KhrWFMauuHUSwqTfY3ZFQZRugkX3FvosmgpK2VM XiIaqaZzhmoJKjEpW+2p34bD2X+7DQCze9ZZZi36vacVjAh0AEZChpzGehNm9HGaEu Dsp04j4FXSC54UGGUlIpwrjJE4152fTS8UiQwPHOwRN+EgpdaQfZRqDlVnMHB+q0VV lChNhNj5Rxu1B6kGoqUw7YvTxw2lhuUS3c4Bgux5LaDOFybMZgQrWk5GkqO5PgVCO3 0zp3z3EmRsU7A== Date: Mon, 2 Aug 2021 12:16:55 +0530 From: Vinod Koul To: Jordy Zomer Cc: dmaengine@vger.kernel.org, Greg Kroah-Hartman , linux-kernel@vger.kernel.org Subject: Re: [PATCH] dmaengine: usb-dmac: make usb_dmac_get_current_residue unsigned Message-ID: References: <20210731091939.510816-1-jordy@pwning.systems> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210731091939.510816-1-jordy@pwning.systems> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 31-07-21, 11:19, Jordy Zomer wrote: > The usb_dmac_get_current_residue function used to > take a signed integer as a pos parameter. > The only callers of this function passes an unsigned integer to it. > Therefore to make it obviously safe, let's just make this an unsgined > integer as this is used in pointer arithmetics. Applied, thanks -- ~Vinod