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=-1.9 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 BFA28C73C7C for ; Wed, 10 Jul 2019 09:27:37 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 02B0C20838 for ; Wed, 10 Jul 2019 09:27:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=web.de header.i=@web.de header.b="XRoYyZXY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 02B0C20838 Authentication-Results: mail.kernel.org; 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Wed, 10 Jul 2019 19:25:22 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1562750690; bh=UWQsBYlELnAYysk2mtM7AdDfEOErIPJ0ROaaHxCVQxs=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=XRoYyZXYDivkNcB/t/1j7EiIQApsYPOkhM/geeTahr2vEQEADhDHgnHBQq8Yc6p/L YJko79Jp5XLc/ZhOI82urXCnKKykSMZmBtNxuKPMVazdcJ891WPv5IGc5xrCR3U1WU TJNyNwUvsvJZyTR+0DO8hl3lmTZ5+Bd2C9N/PRkc= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.132.42.76]) by smtp.web.de (mrweb102 [213.165.67.124]) with ESMTPSA (Nemesis) id 0LzsGF-1iXj3B1Cqp-014zk9; Wed, 10 Jul 2019 11:24:50 +0200 Subject: Re: [1/2] powerpc/83xx: fix use-after-free in mpc831x_usb_cfg() To: Wen Yang , linuxppc-dev@lists.ozlabs.org References: <201907101533443009168@zte.com.cn> From: Markus Elfring Openpgp: preference=signencrypt Autocrypt: addr=Markus.Elfring@web.de; prefer-encrypt=mutual; keydata= mQINBFg2+xABEADBJW2hoUoFXVFWTeKbqqif8VjszdMkriilx90WB5c0ddWQX14h6w5bT/A8 +v43YoGpDNyhgA0w9CEhuwfZrE91GocMtjLO67TAc2i2nxMc/FJRDI0OemO4VJ9RwID6ltwt mpVJgXGKkNJ1ey+QOXouzlErVvE2fRh+KXXN1Q7fSmTJlAW9XJYHS3BDHb0uRpymRSX3O+E2 lA87C7R8qAigPDZi6Z7UmwIA83ZMKXQ5stA0lhPyYgQcM7fh7V4ZYhnR0I5/qkUoxKpqaYLp YHBczVP+Zx/zHOM0KQphOMbU7X3c1pmMruoe6ti9uZzqZSLsF+NKXFEPBS665tQr66HJvZvY GMDlntZFAZ6xQvCC1r3MGoxEC1tuEa24vPCC9RZ9wk2sY5Csbva0WwYv3WKRZZBv8eIhGMxs rcpeGShRFyZ/0BYO53wZAPV1pEhGLLxd8eLN/nEWjJE0ejakPC1H/mt5F+yQBJAzz9JzbToU 5jKLu0SugNI18MspJut8AiA1M44CIWrNHXvWsQ+nnBKHDHHYZu7MoXlOmB32ndsfPthR3GSv jN7YD4Ad724H8fhRijmC1+RpuSce7w2JLj5cYj4MlccmNb8YUxsE8brY2WkXQYS8Ivse39MX BE66MQN0r5DQ6oqgoJ4gHIVBUv/ZwgcmUNS5gQkNCFA0dWXznQARAQABtCZNYXJrdXMgRWxm cmluZyA8TWFya3VzLkVsZnJpbmdAd2ViLmRlPokCVAQTAQgAPhYhBHDP0hzibeXjwQ/ITuU9 Figxg9azBQJYNvsQAhsjBQkJZgGABQsJCAcCBhUICQoLAgQWAgMBAh4BAheAAAoJEOU9Figx g9azcyMP/iVihZkZ4VyH3/wlV3nRiXvSreqg+pGPI3c8J6DjP9zvz7QHN35zWM++1yNek7Ar OVXwuKBo18ASlYzZPTFJZwQQdkZSV+atwIzG3US50ZZ4p7VyUuDuQQVVqFlaf6qZOkwHSnk+ CeGxlDz1POSHY17VbJG2CzPuqMfgBtqIU1dODFLpFq4oIAwEOG6fxRa59qbsTLXxyw+PzRaR LIjVOit28raM83Efk07JKow8URb4u1n7k9RGAcnsM5/WMLRbDYjWTx0lJ2WO9zYwPgRykhn2 sOyJVXk9xVESGTwEPbTtfHM+4x0n0gC6GzfTMvwvZ9G6xoM0S4/+lgbaaa9t5tT/PrsvJiob kfqDrPbmSwr2G5mHnSM9M7B+w8odjmQFOwAjfcxoVIHxC4Cl/GAAKsX3KNKTspCHR0Yag78w i8duH/eEd4tB8twcqCi3aCgWoIrhjNS0myusmuA89kAWFFW5z26qNCOefovCx8drdMXQfMYv g5lRk821ZCNBosfRUvcMXoY6lTwHLIDrEfkJQtjxfdTlWQdwr0mM5ye7vd83AManSQwutgpI q+wE8CNY2VN9xAlE7OhcmWXlnAw3MJLW863SXdGlnkA3N+U4BoKQSIToGuXARQ14IMNvfeKX NphLPpUUnUNdfxAHu/S3tPTc/E/oePbHo794dnEm57LuuQINBFg2+xABEADZg/T+4o5qj4cw nd0G5pFy7ACxk28mSrLuva9tyzqPgRZ2bdPiwNXJUvBg1es2u81urekeUvGvnERB/TKekp25 4wU3I2lEhIXj5NVdLc6eU5czZQs4YEZbu1U5iqhhZmKhlLrhLlZv2whLOXRlLwi4jAzXIZAu 76mT813jbczl2dwxFxcT8XRzk9+dwzNTdOg75683uinMgskiiul+dzd6sumdOhRZR7YBT+xC wzfykOgBKnzfFscMwKR0iuHNB+VdEnZw80XGZi4N1ku81DHxmo2HG3icg7CwO1ih2jx8ik0r riIyMhJrTXgR1hF6kQnX7p2mXe6K0s8tQFK0ZZmYpZuGYYsV05OvU8yqrRVL/GYvy4Xgplm3 DuMuC7/A9/BfmxZVEPAS1gW6QQ8vSO4zf60zREKoSNYeiv+tURM2KOEj8tCMZN3k3sNASfoG fMvTvOjT0yzMbJsI1jwLwy5uA2JVdSLoWzBD8awZ2X/eCU9YDZeGuWmxzIHvkuMj8FfX8cK/ 2m437UA877eqmcgiEy/3B7XeHUipOL83gjfq4ETzVmxVswkVvZvR6j2blQVr+MhCZPq83Ota xNB7QptPxJuNRZ49gtT6uQkyGI+2daXqkj/Mot5tKxNKtM1Vbr/3b+AEMA7qLz7QjhgGJcie qp4b0gELjY1Oe9dBAXMiDwARAQABiQI8BBgBCAAmFiEEcM/SHOJt5ePBD8hO5T0WKDGD1rMF Alg2+xACGwwFCQlmAYAACgkQ5T0WKDGD1rOYSw/+P6fYSZjTJDAl9XNfXRjRRyJSfaw6N1pA Ahuu0MIa3djFRuFCrAHUaaFZf5V2iW5xhGnrhDwE1Ksf7tlstSne/G0a+Ef7vhUyeTn6U/0m +/BrsCsBUXhqeNuraGUtaleatQijXfuemUwgB+mE3B0SobE601XLo6MYIhPh8MG32MKO5kOY hB5jzyor7WoN3ETVNQoGgMzPVWIRElwpcXr+yGoTLAOpG7nkAUBBj9n9TPpSdt/npfok9ZfL /Q+ranrxb2Cy4tvOPxeVfR58XveX85ICrW9VHPVq9sJf/a24bMm6+qEg1V/G7u/AM3fM8U2m tdrTqOrfxklZ7beppGKzC1/WLrcr072vrdiN0icyOHQlfWmaPv0pUnW3AwtiMYngT96BevfA qlwaymjPTvH+cTXScnbydfOQW8220JQwykUe+sHRZfAF5TS2YCkQvsyf7vIpSqo/ttDk4+xc Z/wsLiWTgKlih2QYULvW61XU+mWsK8+ZlYUrRMpkauN4CJ5yTpvp+Orcz5KixHQmc5tbkLWf x0n1QFc1xxJhbzN+r9djSGGN/5IBDfUqSANC8cWzHpWaHmSuU3JSAMB/N+yQjIad2ztTckZY pwT6oxng29LzZspTYUEzMz3wK2jQHw+U66qBFk8whA7B2uAU1QdGyPgahLYSOa4XAEGb6wbI FEE= Message-ID: Date: Wed, 10 Jul 2019 11:24:45 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <201907101533443009168@zte.com.cn> Content-Type: text/plain; charset=utf-8 Content-Language: en-US X-Provags-ID: V03:K1:u8YF1F7kU0eryeuNCAgxxNLtq1skRg8kO+bDl9Qx1VNi5KbWU52 da522RyNmIHaH5nwXU4VySQbrXiQ90rR7mAg65Dca2oSG6TJVOIyckD5vPH27HsvPNzpqtF K2G+GKRzevvkWBpuVT0TH6PwMTre/wxnDnrtvhHFiOVfnKs3eNH5pttzQ707WRdLo7nTS0X 8Tgp8R/Oakl9JGYopBZKQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:jVmT6SyvKd0=:jEbVcml8nJtdSC97HCysHC SW+yUsScvjRFJEQi6t22gIrim5WE5ffuwlLP4L5LUvN37lttkAAC4QoNrPdX6jwNb/8qsWQtF /w3Xer4ieL4obybJDnQ567SvRdJVAqB9SutbrNDwW8ireuR3/7ODd9nlxgGgGTjNNLeHQmhnb 3lSj0Y0oj8Fo8JHp7rH/dibh+FO4sAGJrm7sfg32p+MdRknp+dwwyqIh1VXnJtDyGiMh1LW8N VBdhOaVMepRmEV8Z/qLZCzUgkF8U133PY021jG+b6ysDM3ov1swSIhv8Mie92oELoisOmls7y iV9MVUqpTXs1hayQIDtf6K8ma4yc9rD2A6ke7W4G/HWByQiuiLQGbZTES8UoKspqjwVLDNQ2Z FsInyzcFecqOsTJa2dEDRZsk95u0F51nSFSFXVOHf1Q+i1n9MOer3VQWPsYloCyir8HvcJy/h rErpqjY4+pQWkeU/jB6sfJK3T9IpEnD+kppalZdKjRQnph95evGKn2QI3g59bCi4RWorrC3QB dJRXmoqx7+veiFdHYzAyJig8K62Ax18/hZvUujdVT9u9GWLrWWDS7m2hcbWkpTCPtZch2HSTV xD6MRI8+Hj+vlz/lx2oay5mrZIrdahxV1Jdc7aAZBRlf3Wz2XnKc+FFfVnKgAxpINYzgndqx2 +P+OOM2ZbGNHY+AF4kOnG3e22vJT9jxhqBK6rnV76GthSrjgJc+Z7w4Ugl0Fl+wSBd5QvHdM5 sUb5zFqhk8Td6ui5oSYMx/HrAeqNkrEEk9xOxGI/pGIB4RKXYQXA/LLC3gSW7LAi8zUW4PrQF d3gqRtAXr9gGo6VdgKrGi5C+arvWoTwUEI/J3Grl89mRTPd5lKtjMhMIMpR96H30c4qgwhym2 ETpaC/1Xk8QkUc8zOmhRDWWT+biYg9xtEjvCd0t7iD1wuyNNjQXyFRUk2o2yOxRac8XoQNOwB IddJQVb0Y/9AbpezJ0DMga4ZjQk7j/sCIhREQ0LbxgLeCGLsCu+mLfa5O5YmiOdUB2ICyyRFd vY9rOwYYPMn7aEcJbDkFUnFkSFZiKKfJPevIgJv5gMOe2tzNgvsitt5Bs93SpkJsftsUSwd8j W/JNwrvn2nQvJvY1CwMVgdNGyT2F6s74ugX X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Yi Wang , Cheng Shengyu , kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, Scott Wood , Paul Mackerras , Xue Zhihong Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" > we developed a coccinelle script to detect such problems. How do you think about to give any attribution to this development software in your commit descriptions? > After a period of testing, we will send it to the LMKL mailing list later. I am also curious then on how this area will evolve further. Regards, Markus