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=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 5ACBAC2BA19 for ; Wed, 15 Apr 2020 19:21:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 30C13206D5 for ; Wed, 15 Apr 2020 19:21:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="k6JVHoQX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404501AbgDOTVn (ORCPT ); Wed, 15 Apr 2020 15:21:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56102 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S2506493AbgDOTVQ (ORCPT ); Wed, 15 Apr 2020 15:21:16 -0400 Received: from mail-lj1-x242.google.com (mail-lj1-x242.google.com [IPv6:2a00:1450:4864:20::242]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB262C061A0C; Wed, 15 Apr 2020 12:21:14 -0700 (PDT) Received: by mail-lj1-x242.google.com with SMTP id m8so5034270lji.1; Wed, 15 Apr 2020 12:21:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ceph2IeaEjNXlv8kF7Vc08ScVo4hOK+Niuv5P5aPoWQ=; b=k6JVHoQX7gCVPi30Hb3X3dztd4RHj2MHZ80uLjW0UjXHwFwJDR6nA4BkWMhyCwYhY3 rPK1ckm1Lmi3UWFumP8T5PIEdgBjtHpS5sNVyXC8IPEyGUDfcZPIzgE6f2vzQFw6ESa+ 7nYmDloEa1YOGmP2AHBSipFCv5ozM1q+eStBAV9klnEVvQac1F2H4evs2RAQFk/uMDcz hIoemCK0TdCyZUQw2vlaYIv2btU/5oqMFiJQf7RWjb8S0M/6Nyispwjh8SmazvQuqycq rlR/5tb51y4NgeBLTuk9imqsAKkglUELU3hpGJyXj26GsJD473ufr/a3/Uffj8OajxYZ GEJw== 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:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=ceph2IeaEjNXlv8kF7Vc08ScVo4hOK+Niuv5P5aPoWQ=; b=PXzDT7IRUkb53Bo38fVCNKpu/jODfnRHlfVC0NXNkxOXuBlJ78EXKwnxw7RDnMq75C 4GVSqAxKjH30f8bBLC07wm+Fsfc7cxRgBtF1m0BWZTJmo2mJfU8lotSFnvWLedfSl6El O0FJ2QWlM7WGrx3I8eJ6pGrvt3F805CAjLT8FX767zfWLy0QJgLJwp7KFS/w0rEFXtwZ bhmISVle1V35t4R9QTMu+pqtaLbvNqw/4Kb647wfazV5i6nT6rdw3mNoBIr4OhhzE00z ePT9G4m/2JVa7H+OKLeA0+Hj2jUC6p4NOmZN6IN8yp5Hq9lF20OCghy+bbtBD+Z9ByKa mB9g== X-Gm-Message-State: AGi0PuYlpfxaEC4UZoN+vmCiIwp5bBCvCppxx8Srf5KcSxm62FZ7qRVA d4mP9Nnt7AGpIThNpR9N683LKVM3 X-Google-Smtp-Source: APiQypJKa94Wc+Qyg+6OmleCPlfwn8YZOss69+KxzmFGWV8nb0nU3agrGVoCgfA5KA61fUHD0u/l0g== X-Received: by 2002:a05:651c:1064:: with SMTP id y4mr4178286ljm.49.1586978473089; Wed, 15 Apr 2020 12:21:13 -0700 (PDT) Received: from [192.168.2.145] (ppp91-78-208-152.pppoe.mtu-net.ru. [91.78.208.152]) by smtp.googlemail.com with ESMTPSA id l7sm14099870lfg.79.2020.04.15.12.21.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 15 Apr 2020 12:21:12 -0700 (PDT) Subject: Re: [RFC PATCH v7 6/9] media: tegra: Add Tegra210 Video input driver To: Sowjanya Komatineni Cc: thierry.reding@gmail.com, jonathanh@nvidia.com, frankc@nvidia.com, hverkuil@xs4all.nl, sakari.ailus@iki.fi, helen.koike@collabora.com, sboyd@kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org References: <1586919463-30542-1-git-send-email-skomatineni@nvidia.com> <1586919463-30542-7-git-send-email-skomatineni@nvidia.com> <4118112f-f865-5460-6319-d71271fd78d1@gmail.com> <6afa951e-d904-f3c0-053f-82a02fb18979@nvidia.com> <5954a7e1-910e-7f48-56d3-e671b56ead74@nvidia.com> <786949a9-8507-7723-f29b-b91a216bfd28@nvidia.com> From: Dmitry Osipenko Message-ID: Date: Wed, 15 Apr 2020 22:21:11 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <786949a9-8507-7723-f29b-b91a216bfd28@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 15.04.2020 21:53, Sowjanya Komatineni пишет: ... >>>>>>> Have you tried to test this driver under KASAN? I suspect that >>>>>>> you just >>>>>>> masked the problem, instead of fixing it. > Tested with kmemleak scan and did not see any memory leaks You should get use-after-free and not memleak.