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[23.128.96.18]) by mx.google.com with ESMTP id s4si21363351pfk.108.2021.10.17.20.26.54; Sun, 17 Oct 2021 20:27:07 -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=@gmail.com header.s=20210112 header.b=phKLRU0n; 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=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239384AbhJPESd (ORCPT + 98 others); Sat, 16 Oct 2021 00:18:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44152 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229451AbhJPESc (ORCPT ); Sat, 16 Oct 2021 00:18:32 -0400 Received: from mail-pj1-x1033.google.com (mail-pj1-x1033.google.com [IPv6:2607:f8b0:4864:20::1033]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5A590C061570; Fri, 15 Oct 2021 21:16:25 -0700 (PDT) Received: by mail-pj1-x1033.google.com with SMTP id ez7-20020a17090ae14700b001a132a1679bso844996pjb.0; Fri, 15 Oct 2021 21:16:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=jadfWwsGWbfcMVzA86Zmsj4ccH6aVvbFOxxxB0YQO2c=; b=phKLRU0ncy2tOX8H8Xzqty+6W6UtLttM2RrPWeYV+VrEn37EHPxn6yBovhW073ZWbX J8fRv7OLUhwbGXfKP2V0FXt5gpDBuLS+IArhYBZXSRNkEwLJNDEjWd2CgpXXtEGfY/43 TMMb5/50hL9heD173V/Av05FX9TIwqKirvReXuBIynAv2PImITDvLktIzUhKnekzWzjW Jd77Zm38zsNYROvqnYy/xR1y+BU6U0Oz349OczsIFaXgnpQAcTfYEpUyBjHgH9aLcnTs 1+G2fl036zXjoOIymL7ub4JjSD2wcg2CuQxbfQELCiX2ADxrQTpXGU6L2HMheXLSsm1d bkoA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=jadfWwsGWbfcMVzA86Zmsj4ccH6aVvbFOxxxB0YQO2c=; b=5sW6jMULdP1RaQFfpxiPPXkE8XWH5pSUuWmoQ+Y/j/tHgmHdNLMw8JejC+D3LLgo6D MGTHkKZeDgYdiw9WDiXPl66VF101OffffxOqB9Uvdy2Dzu+QUdWA+XRylsIhL7+XwOwW /ZF+qN5Qon4Ou+LMKQxrBCwj29ZKjD5xdL9LBsraBIF9yc/nSshV2wiz0Qc3+tJtVhDX IPsRsPE/JT6o/Mg5SWZtknn1Li2HwCIg3/oAHX/u2PlTQFqtNhXMj/K/JdcyKvMH1CeE RLgcwR6ddNucDcdbYWopDjaHPimSkXTwOMqM8Xgg+KIEUcDaQXNF+uRzgN/4zU6M7/eq OR/w== X-Gm-Message-State: AOAM5314BK65V0/zk8JKTMe+C6wunDWWsW/UlwzRq2go98GMsuUim53x f32IUheKOzP0RZ7B0tZp4GjVA5Jp4CQ= X-Received: by 2002:a17:90a:62ca:: with SMTP id k10mr18096486pjs.38.1634357784535; Fri, 15 Oct 2021 21:16:24 -0700 (PDT) Received: from google.com ([2620:15c:202:201:6a02:4736:3b83:a269]) by smtp.gmail.com with ESMTPSA id x1sm6232280pfp.190.2021.10.15.21.16.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Oct 2021 21:16:23 -0700 (PDT) Date: Fri, 15 Oct 2021 21:16:20 -0700 From: Dmitry Torokhov To: Oleksij Rempel Cc: Eugen Hristev , kernel@pengutronix.de, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, David Jander Subject: Re: [PATCH v1] Input: resistive-adc-touch - fix division by zero error on z1 == 0 Message-ID: References: <20211007095727.29579-1-o.rempel@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211007095727.29579-1-o.rempel@pengutronix.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 07, 2021 at 11:57:27AM +0200, Oleksij Rempel wrote: > For proper pressure calculation we need at least x and z1 to be non > zero. Even worse, in case z1 we may run in to division by zero > error. > > Fixes: 60b7db914ddd ("Input: resistive-adc-touch - rework mapping of channels") > Signed-off-by: Oleksij Rempel Applied, thank you. -- Dmitry