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[209.132.180.67]) by mx.google.com with ESMTP id qx24si7243513ejb.138.2019.10.12.04.57.13; Sat, 12 Oct 2019 04:57:36 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@web.de header.s=dbaedf251592 header.b=h8bf4dNV; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729233AbfJLL4f (ORCPT + 99 others); Sat, 12 Oct 2019 07:56:35 -0400 Received: from mout.web.de ([212.227.15.4]:48803 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728978AbfJLLye (ORCPT ); Sat, 12 Oct 2019 07:54:34 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1570881248; bh=6rBqNUzM2LQ+qbqvfiyKiKBgp0+NLYt6FtzenMzPpa8=; h=X-UI-Sender-Class:Subject:From:To:Cc:References:Date:In-Reply-To; b=h8bf4dNVi3gjlLu11LtS6sL3jk55vmHJhYJ2IiY/s0dHiVBEsvf13bOjLzlemOr9r GIMEthqa6YhoMqdCxuHwWMwzoyb2k7Ek+I1lC+fHeaGxC2/At2646O7VlRvGRWlIK3 Y0b8HdVu7zg/zloB4a+PgoQh69+sQ5RlrFWM8s6c= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.132.155.250]) by smtp.web.de (mrweb004 [213.165.67.108]) with ESMTPSA (Nemesis) id 0LbOuI-1hdpH821e6-00kw0W; Sat, 12 Oct 2019 13:54:08 +0200 Subject: Re: [PATCH] drm/imx: fix memory leak in imx_pd_bind From: Markus Elfring To: Navid Emamdoost , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, kernel@pengutronix.de Cc: Navid Emamdoost , Kangjie Lu , Stephen McCamant , Daniel Vetter , David Airlie , Fabio Estevam , Philipp Zabel , Sascha Hauer , Shawn Guo , linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org References: <20191004190938.15353-1-navid.emamdoost@gmail.com> <027fde47-86b3-35c8-85e6-ea7c191e772c@web.de> Autocrypt: addr=Markus.Elfring@web.de; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: <027fde47-86b3-35c8-85e6-ea7c191e772c@web.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:dqGMq/vAHm39/dR4lleWUi6qJbQkT3h9gxOrm2XzgVDFani0qBx yN9tjx7pCa+DfNgBoYnj+SodZw/09onwCsKFORsAqZNxS6xpbaEIKysPidx3yO4Sa75Z5iY +qdB/XVUw5Yvqr1Ihp+pg+a+xCcMz50ttLtLsirHGpgLOuv8Awvh3rSQGM4zQHtv+A7nMSQ WJUU5yG6m2WB/1QCt1l3A== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:TfxbhXI6wCc=:518nXADVY26Wq5v0YxTKk2 DP5usAbuHA8IiDuPs18sK8pD2xEFOLByqy3L6WrbsklerDrWcJEjDBUBRYFGpJ2/1Ay+rGcmP Pc4UMYKl4bXJXpoA3yVdbhT1C+d638w+KHF+akbsntLesXw/eOysRnPyWBnqh5qfJ21m7JW/B CslJn1vQbO7yyTNWD7ycZefbocH4ckYRGt61xUIBwsNLASS1byvAEAjGcEtULdjn0vrNvjlFr WSAnZOT0+Lc3B4DIqjIQy6tT7yWOX1e/7aEoUZXrabSjnzX7hjuzVT/o/VanC/MaZnAQlmdfB d4CJhEOgz5gdmtJyUF+dDsIyv2HlVYPeBaLwCm1+CIyPwaNHPP1kbyuDnw2Dad54AAf5lLJMI hXQNkHbHmjx1uWx9Doy3lj8SbgjiJXAVnZVpZKsYrS5QG9KyrHlr9sYzAe6tghIYfrFWkMTFV usBCqIG6DxW2XmyyUAKw5xIDhPkDVkiYScNMCUsAHAzg8doKiG2Z6f6MFpSwSkhiBnYGuS1jl NbeDg2oept4aKKkoubXu5c4kmSUYqNu/4j/RTD7dnhPfYNQdIKqbsptApP2O2H9hDA/U9uar/ D0iiTNSs2InEgQtaoG7en6ImfqFobQvhvT3ME+MzwtnInmh4VTVYIxmgDUq3MRyTW/Zijs0pP EzxwWsdwvXP0iaZZe2kA1bZCdixqPbvIsDl9JLuXcHq20/AfTvoaSsa4m4nB9exPDVArC//zb uU6pbHNWigo3v5eOtU21jOvSu0dby3vTG5nDIG1HrWdPMNIY5wwiJyFCEhIOO9ct6CBGYAFnn Z8uEDHBx8iTEBKeFHjvosmKtXc1xoSjFzpi8JHvUnd8HfhB6G75lS1aL6Y6GXsWnj2AQe3P5v YQBurvRrXu/HSm1W7LXsDaC0dRtsCTbLl0u2hB02UhXCgRa2RhfdcdLNmnk9XHLReo5o+mFMt ujzSInF5QlGt7H3U2XF3Muw7Uc8d1IbFd+G36Cz8lizi8WRscIBT3jAhcUa69zxIYFBAN+DnK Jf+yvSyVsWTak6VpEsM/c1W9J6sN2HDVwAxZq+l9vGJmAy2TOucB9VX1Hwb8K/qclyILsMTZm gGnu+ngYI//4Bu5ZBn7j9m/okvbSB3VDf1mIcPthwtGMxY6p9bnSbsKqIo1tHMy8Ck7lg/MHM /C3QdmrVaLU3+pi2Ey/bmeaRJoyMC43mR4LwoeU3kPzFkg5xGD9p8h8KyVYADWg48QyufaF9a AgPOUw6moZnyuxHlsJ6i4gGbvitpZNX3Nsg+sXgX/sy1Ks+H+7hjHICAI0yg= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > +free_edid: > + kfree(imxpd->edid); > + return ret; I have taken another look at this change idea. Can the function call =E2=80=9Cdevm_kfree(dev, imxpd)=E2=80=9D become rele= vant also at this place? Would you like to combine it with the update suggestion =E2=80=9CFix error handling for a kmemdup() call in imx_pd_bind()=E2=80=9D= ? https://lore.kernel.org/r/3fd6aa8b-2529-7ff5-3e19-05267101b2a4@web.de/ https://lore.kernel.org/patchwork/patch/1138912/ https://lkml.org/lkml/2019/10/12/87 Regards, Markus