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=-2.3 required=3.0 tests=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 B2A49C433E0 for ; Thu, 4 Jun 2020 17:30:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 990C3206C3 for ; Thu, 4 Jun 2020 17:30:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730167AbgFDRaS (ORCPT ); Thu, 4 Jun 2020 13:30:18 -0400 Received: from mail-lj1-f179.google.com ([209.85.208.179]:39256 "EHLO mail-lj1-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729998AbgFDRaS (ORCPT ); Thu, 4 Jun 2020 13:30:18 -0400 Received: by mail-lj1-f179.google.com with SMTP id a9so4781890ljn.6 for ; Thu, 04 Jun 2020 10:30:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:reply-to:to:cc:references:from:autocrypt:subject :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=9jEoQvIfeZr+qmQ6cd7PNNNvO+dgp9eMybit3xLd10g=; b=peOER/TvfaSKTx+EC8vv2iXNplIVwUgAiaQPzea2KoT2Tcv7dDjhpJNbLU2UnP5kNG TW3C7IE9TaCBejlgohi2Icwxkr08AbD/UXBs/asRH7/pSkTgCRDL6B7HKpa5Je74Zsv+ La70v4gJoyjitH5aX1+HLgrJH5Om8Bs5SJge6uqurBj0OOdL+0ZnkxNl5GpT0fx8Fv2t A66otipF0LKA31F4GErsLNXjXk/KQjUNq9SX2dF9cn6+Cfu7o9L5JOMaF27Mh/kuslRa 45Iz3Db0v94Bg+QCyBEgSL0lbgtQROI4Oj4QxLSv55GBtvfn2g7Wtip7vQ+PGgJjZAA1 +nzg== X-Gm-Message-State: AOAM530HCFrFvrs91wbLb4t63fjTV8SuQ3tZ4B1JIKZ3p0SrQjj+SW7F o/Gl0JTSu7ZK5/SzFaVQoA84i2Pj X-Google-Smtp-Source: ABdhPJzdDqZWUhdclOOyicntIaq5DNMJ+T00RSNyG7+tks/A1WApK3jB6ARX7QeL7UlhFVZQKLlGWQ== X-Received: by 2002:a2e:9816:: with SMTP id a22mr2782560ljj.129.1591291815383; Thu, 04 Jun 2020 10:30:15 -0700 (PDT) Received: from [10.68.32.147] (broadband-37-110-38-130.ip.moscow.rt.ru. [37.110.38.130]) by smtp.gmail.com with ESMTPSA id i22sm44743ljb.21.2020.06.04.10.30.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 04 Jun 2020 10:30:14 -0700 (PDT) Reply-To: efremov@linux.com To: Joe Perches , Julia Lawall Cc: cocci@systeme.lip6.fr, linux-kernel@vger.kernel.org References: <20200604140805.111613-1-efremov@linux.com> From: Denis Efremov Autocrypt: addr=efremov@linux.com; keydata= mQINBFsJUXwBEADDnzbOGE/X5ZdHqpK/kNmR7AY39b/rR+2Wm/VbQHV+jpGk8ZL07iOWnVe1 ZInSp3Ze+scB4ZK+y48z0YDvKUU3L85Nb31UASB2bgWIV+8tmW4kV8a2PosqIc4wp4/Qa2A/ Ip6q+bWurxOOjyJkfzt51p6Th4FTUsuoxINKRMjHrs/0y5oEc7Wt/1qk2ljmnSocg3fMxo8+ y6IxmXt5tYvt+FfBqx/1XwXuOSd0WOku+/jscYmBPwyrLdk/pMSnnld6a2Fp1zxWIKz+4VJm QEIlCTe5SO3h5sozpXeWS916VwwCuf8oov6706yC4MlmAqsQpBdoihQEA7zgh+pk10sCvviX FYM4gIcoMkKRex/NSqmeh3VmvQunEv6P+hNMKnIlZ2eJGQpz/ezwqNtV/przO95FSMOQxvQY 11TbyNxudW4FBx6K3fzKjw5dY2PrAUGfHbpI3wtVUNxSjcE6iaJHWUA+8R6FLnTXyEObRzTS fAjfiqcta+iLPdGGkYtmW1muy/v0juldH9uLfD9OfYODsWia2Ve79RB9cHSgRv4nZcGhQmP2 wFpLqskh+qlibhAAqT3RQLRsGabiTjzUkdzO1gaNlwufwqMXjZNkLYu1KpTNUegx3MNEi2p9 CmmDxWMBSMFofgrcy8PJ0jUnn9vWmtn3gz10FgTgqC7B3UvARQARAQABtCFEZW5pcyBFZnJl bW92IDxlZnJlbW92QGxpbnV4LmNvbT6JAlcEEwEIAEECGwMFCwkIBwIGFQoJCAsCBBYCAwEC HgECF4ACGQEWIQR2VAM2ApQN8ZIP5AO1IpWwM1AwHwUCXsQtuwUJB31DPwAKCRC1IpWwM1Aw H3dQD/9E/hFd2yPwWA5cJ5jmBeQt4lBi5wUXd2+9Y0mBIn40F17Xrjebo+D8E5y6S/wqfImW nSDYaMfIIljdjmUUanR9R7Cxd/Z548Qaa4F1AtB4XN3W1L49q21h942iu0yxSLZtq9ayeja6 flCB7a+gKjHMWFDB4nRi4gEJvZN897wdJp2tAtUfErXvvxR2/ymKsIf5L0FZBnIaGpqRbfgG Slu2RSpCkvxqlLaYGeYwGODs0QR7X2i70QGeEzznN1w1MGKLOFYw6lLeO8WPi05fHzpm5pK6 mTKkpZ53YsRfWL/HY3kLZPWm1cfAxa/rKvlhom+2V8cO4UoLYOzZLNW9HCFnNxo7zHoJ1shR gYcCq8XgiJBF6jfM2RZYkOAJd6E3mVUxctosNq6av3NOdsp1Au0CYdQ6Whi13azZ81pDlJQu Hdb0ZpDzysJKhORsf0Hr0PSlYKOdHuhl8fXKYOGQxpYrWpOnjrlEORl7NHILknXDfd8mccnf 4boKIZP7FbqSLw1RSaeoCnqH4/b+ntsIGvY3oJjzbQVq7iEpIhIoQLxeklFl1xvJAOuSQwII I9S0MsOm1uoT/mwq+wCYux4wQhALxSote/EcoUxK7DIW9ra4fCCo0bzaX7XJ+dJXBWb0Ixxm yLl39M+7gnhvZyU+wkTYERp1qBe9ngjd0QTZNVi7MbkCDQRbCVF8ARAA3ITFo8OvvzQJT2cY nPR718Npm+UL6uckm0Jr0IAFdstRZ3ZLW/R9e24nfF3A8Qga3VxJdhdEOzZKBbl1nadZ9kKU nq87te0eBJu+EbcuMv6+njT4CBdwCzJnBZ7ApFpvM8CxIUyFAvaz4EZZxkfEpxaPAivR1Sa2 2x7OMWH/78laB6KsPgwxV7fir45VjQEyJZ5ac5ydG9xndFmb76upD7HhV7fnygwf/uIPOzNZ YVElGVnqTBqisFRWg9w3Bqvqb/W6prJsoh7F0/THzCzp6PwbAnXDedN388RIuHtXJ+wTsPA0 oL0H4jQ+4XuAWvghD/+RXJI5wcsAHx7QkDcbTddrhhGdGcd06qbXe2hNVgdCtaoAgpCEetW8 /a8H+lEBBD4/iD2La39sfE+dt100cKgUP9MukDvOF2fT6GimdQ8TeEd1+RjYyG9SEJpVIxj6 H3CyGjFwtIwodfediU/ygmYfKXJIDmVpVQi598apSoWYT/ltv+NXTALjyNIVvh5cLRz8YxoF sFI2VpZ5PMrr1qo+DB1AbH00b0l2W7HGetSH8gcgpc7q3kCObmDSa3aTGTkawNHzbceEJrL6 mRD6GbjU4GPD06/dTRIhQatKgE4ekv5wnxBK6v9CVKViqpn7vIxiTI9/VtTKndzdnKE6C72+ jTwSYVa1vMxJABtOSg8AEQEAAYkCPAQYAQgAJgIbDBYhBHZUAzYClA3xkg/kA7UilbAzUDAf BQJexC4MBQkHfUOQAAoJELUilbAzUDAfPYoQAJdBGd9WZIid10FCoI30QXA82SHmxWe0Xy7h r4bbZobDPc7GbTHeDIYmUF24jI15NZ/Xy9ADAL0TpEg3fNVad2eslhCwiQViWfKOGOLLMe7v zod9dwxYdGXnNRlW+YOCdFNVPMvPDr08zgzXaZ2+QJjp44HSyzxgONmHAroFcqCFUlfAqUDO T30gV5bQ8BHqvfWyEhJT+CS3JJyP8BmmSgPa0Adlp6Do+pRsOO1YNNO78SYABhMi3fEa7X37 WxL31TrNCPnIauTgZtf/KCFQJpKaakC3ffEkPhyTjEl7oOE9xccNjccZraadi+2uHV0ULA1m ycHhb817A03n1I00QwLf2wOkckdqTqRbFFI/ik69hF9hemK/BmAHpShI+z1JsYT9cSs8D7wb aF/jQVy4URensgAPkgXsRiboqOj/rTz9F5mpd/gPU/IOUPFEMoo4TInt/+dEVECHioU3RRrW EahrGMfRngbdp/mKs9aBR56ECMfFFUPyI3VJsNbgpcIJjV/0N+JdJKQpJ/4uQ2zNm0wH/RU8 CRJvEwtKemX6fp/zLI36Gvz8zJIjSBIEqCb7vdgvWarksrhmi6/Jay5zRZ03+k6YwiqgX8t7 ANwvYa1h1dQ36OiTqm1cIxRCGl4wrypOVGx3OjCar7sBLD+NkwO4RaqFvdv0xuuy4x01VnOF Subject: Re: [PATCH] coccinelle: api: add kzfree script Message-ID: Date: Thu, 4 Jun 2020 20:30:13 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.1 MIME-Version: 1.0 In-Reply-To: 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 On 6/4/20 7:27 PM, Joe Perches wrote: > On Thu, 2020-06-04 at 17:08 +0300, Denis Efremov wrote: >> Check for memset() with 0 followed by kfree(). > > Perhaps those uses should be memzero_explicit or kvfree_sensitive. Thanks, I will add memzero_explicit(). However, I can't find kvfree_sensitive(). Is it in next already? 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[37.110.38.130]) by smtp.gmail.com with ESMTPSA id i22sm44743ljb.21.2020.06.04.10.30.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 04 Jun 2020 10:30:14 -0700 (PDT) To: Joe Perches , Julia Lawall References: <20200604140805.111613-1-efremov@linux.com> From: Denis Efremov Autocrypt: addr=efremov@linux.com; keydata= mQINBFsJUXwBEADDnzbOGE/X5ZdHqpK/kNmR7AY39b/rR+2Wm/VbQHV+jpGk8ZL07iOWnVe1 ZInSp3Ze+scB4ZK+y48z0YDvKUU3L85Nb31UASB2bgWIV+8tmW4kV8a2PosqIc4wp4/Qa2A/ Ip6q+bWurxOOjyJkfzt51p6Th4FTUsuoxINKRMjHrs/0y5oEc7Wt/1qk2ljmnSocg3fMxo8+ y6IxmXt5tYvt+FfBqx/1XwXuOSd0WOku+/jscYmBPwyrLdk/pMSnnld6a2Fp1zxWIKz+4VJm QEIlCTe5SO3h5sozpXeWS916VwwCuf8oov6706yC4MlmAqsQpBdoihQEA7zgh+pk10sCvviX FYM4gIcoMkKRex/NSqmeh3VmvQunEv6P+hNMKnIlZ2eJGQpz/ezwqNtV/przO95FSMOQxvQY 11TbyNxudW4FBx6K3fzKjw5dY2PrAUGfHbpI3wtVUNxSjcE6iaJHWUA+8R6FLnTXyEObRzTS fAjfiqcta+iLPdGGkYtmW1muy/v0juldH9uLfD9OfYODsWia2Ve79RB9cHSgRv4nZcGhQmP2 wFpLqskh+qlibhAAqT3RQLRsGabiTjzUkdzO1gaNlwufwqMXjZNkLYu1KpTNUegx3MNEi2p9 CmmDxWMBSMFofgrcy8PJ0jUnn9vWmtn3gz10FgTgqC7B3UvARQARAQABtCFEZW5pcyBFZnJl bW92IDxlZnJlbW92QGxpbnV4LmNvbT6JAlcEEwEIAEECGwMFCwkIBwIGFQoJCAsCBBYCAwEC HgECF4ACGQEWIQR2VAM2ApQN8ZIP5AO1IpWwM1AwHwUCXsQtuwUJB31DPwAKCRC1IpWwM1Aw H3dQD/9E/hFd2yPwWA5cJ5jmBeQt4lBi5wUXd2+9Y0mBIn40F17Xrjebo+D8E5y6S/wqfImW nSDYaMfIIljdjmUUanR9R7Cxd/Z548Qaa4F1AtB4XN3W1L49q21h942iu0yxSLZtq9ayeja6 flCB7a+gKjHMWFDB4nRi4gEJvZN897wdJp2tAtUfErXvvxR2/ymKsIf5L0FZBnIaGpqRbfgG Slu2RSpCkvxqlLaYGeYwGODs0QR7X2i70QGeEzznN1w1MGKLOFYw6lLeO8WPi05fHzpm5pK6 mTKkpZ53YsRfWL/HY3kLZPWm1cfAxa/rKvlhom+2V8cO4UoLYOzZLNW9HCFnNxo7zHoJ1shR gYcCq8XgiJBF6jfM2RZYkOAJd6E3mVUxctosNq6av3NOdsp1Au0CYdQ6Whi13azZ81pDlJQu Hdb0ZpDzysJKhORsf0Hr0PSlYKOdHuhl8fXKYOGQxpYrWpOnjrlEORl7NHILknXDfd8mccnf 4boKIZP7FbqSLw1RSaeoCnqH4/b+ntsIGvY3oJjzbQVq7iEpIhIoQLxeklFl1xvJAOuSQwII I9S0MsOm1uoT/mwq+wCYux4wQhALxSote/EcoUxK7DIW9ra4fCCo0bzaX7XJ+dJXBWb0Ixxm yLl39M+7gnhvZyU+wkTYERp1qBe9ngjd0QTZNVi7MbkCDQRbCVF8ARAA3ITFo8OvvzQJT2cY nPR718Npm+UL6uckm0Jr0IAFdstRZ3ZLW/R9e24nfF3A8Qga3VxJdhdEOzZKBbl1nadZ9kKU nq87te0eBJu+EbcuMv6+njT4CBdwCzJnBZ7ApFpvM8CxIUyFAvaz4EZZxkfEpxaPAivR1Sa2 2x7OMWH/78laB6KsPgwxV7fir45VjQEyJZ5ac5ydG9xndFmb76upD7HhV7fnygwf/uIPOzNZ YVElGVnqTBqisFRWg9w3Bqvqb/W6prJsoh7F0/THzCzp6PwbAnXDedN388RIuHtXJ+wTsPA0 oL0H4jQ+4XuAWvghD/+RXJI5wcsAHx7QkDcbTddrhhGdGcd06qbXe2hNVgdCtaoAgpCEetW8 /a8H+lEBBD4/iD2La39sfE+dt100cKgUP9MukDvOF2fT6GimdQ8TeEd1+RjYyG9SEJpVIxj6 H3CyGjFwtIwodfediU/ygmYfKXJIDmVpVQi598apSoWYT/ltv+NXTALjyNIVvh5cLRz8YxoF sFI2VpZ5PMrr1qo+DB1AbH00b0l2W7HGetSH8gcgpc7q3kCObmDSa3aTGTkawNHzbceEJrL6 mRD6GbjU4GPD06/dTRIhQatKgE4ekv5wnxBK6v9CVKViqpn7vIxiTI9/VtTKndzdnKE6C72+ jTwSYVa1vMxJABtOSg8AEQEAAYkCPAQYAQgAJgIbDBYhBHZUAzYClA3xkg/kA7UilbAzUDAf BQJexC4MBQkHfUOQAAoJELUilbAzUDAfPYoQAJdBGd9WZIid10FCoI30QXA82SHmxWe0Xy7h r4bbZobDPc7GbTHeDIYmUF24jI15NZ/Xy9ADAL0TpEg3fNVad2eslhCwiQViWfKOGOLLMe7v zod9dwxYdGXnNRlW+YOCdFNVPMvPDr08zgzXaZ2+QJjp44HSyzxgONmHAroFcqCFUlfAqUDO T30gV5bQ8BHqvfWyEhJT+CS3JJyP8BmmSgPa0Adlp6Do+pRsOO1YNNO78SYABhMi3fEa7X37 WxL31TrNCPnIauTgZtf/KCFQJpKaakC3ffEkPhyTjEl7oOE9xccNjccZraadi+2uHV0ULA1m ycHhb817A03n1I00QwLf2wOkckdqTqRbFFI/ik69hF9hemK/BmAHpShI+z1JsYT9cSs8D7wb aF/jQVy4URensgAPkgXsRiboqOj/rTz9F5mpd/gPU/IOUPFEMoo4TInt/+dEVECHioU3RRrW EahrGMfRngbdp/mKs9aBR56ECMfFFUPyI3VJsNbgpcIJjV/0N+JdJKQpJ/4uQ2zNm0wH/RU8 CRJvEwtKemX6fp/zLI36Gvz8zJIjSBIEqCb7vdgvWarksrhmi6/Jay5zRZ03+k6YwiqgX8t7 ANwvYa1h1dQ36OiTqm1cIxRCGl4wrypOVGx3OjCar7sBLD+NkwO4RaqFvdv0xuuy4x01VnOF Message-ID: Date: Thu, 4 Jun 2020 20:30:13 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Greylist: Sender IP whitelisted, Sender e-mail whitelisted, not delayed by milter-greylist-4.4.3 (isis.lip6.fr [132.227.60.2]); Thu, 04 Jun 2020 19:30:18 +0200 (CEST) X-Greylist: Sender DNS name whitelisted, not delayed by milter-greylist-4.4.3 (isis.lip6.fr [132.227.60.2]); Thu, 04 Jun 2020 19:30:16 +0200 (CEST) X-Scanned-By: MIMEDefang 2.78 on 132.227.60.2 X-Scanned-By: MIMEDefang 2.78 on 132.227.60.2 Cc: cocci@systeme.lip6.fr, linux-kernel@vger.kernel.org Subject: Re: [Cocci] [PATCH] coccinelle: api: add kzfree script X-BeenThere: cocci@systeme.lip6.fr X-Mailman-Version: 2.1.13 Precedence: list Reply-To: efremov@linux.com List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: cocci-bounces@systeme.lip6.fr Errors-To: cocci-bounces@systeme.lip6.fr On 6/4/20 7:27 PM, Joe Perches wrote: > On Thu, 2020-06-04 at 17:08 +0300, Denis Efremov wrote: >> Check for memset() with 0 followed by kfree(). > > Perhaps those uses should be memzero_explicit or kvfree_sensitive. Thanks, I will add memzero_explicit(). However, I can't find kvfree_sensitive(). Is it in next already? Thanks, Denis _______________________________________________ Cocci mailing list Cocci@systeme.lip6.fr https://systeme.lip6.fr/mailman/listinfo/cocci