Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp2678931ybz; Mon, 27 Apr 2020 02:24:06 -0700 (PDT) X-Google-Smtp-Source: APiQypI1OyonQdI9K7/o867BsSHSJaK++cV+lgSe9tqb5a8KE3jVKw4SjvIeQt4s4yUKpVPG6g8e X-Received: by 2002:a05:6402:120a:: with SMTP id c10mr16555036edw.15.1587979446737; Mon, 27 Apr 2020 02:24:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1587979446; cv=none; d=google.com; s=arc-20160816; b=XeipE1EPB0EMB2i5FcDMUoIR92ISxXaBQp0VqYjlj8gonJjtcv1swztXPPa7HPOYUB ic3PQ4P+60VoqVQkOSWaB6AofCF0STmdBKsXa137qwmohmqhq9X8caU2VpgmgIcerhP+ Msg6nz7nHDJ398cVCv4HAw7W7/4wEg+9Yl/0ezNEswWsocpW3Z2YyZAEYeEmmh1lGZHz UK4ljsp4tXCut+QTVLVwyUv+NMIGRQmEJpuWMVhZfuXjNw3SC0K1tqZFiTd6bYKfEyCl uHax2+xFZQEVNV/YO5oUnJ4eKTwzH1L7ad3aA8JKI5JAzrf/c8V720Q9YpCmGHOzeqwL MrFw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=8AIbUURSuhkjyDjFCzUOEIbS/Bgw02Kr8qCPJU3dtH8=; b=e6PlSmpsfcPUhCKW9o0hNXAmG79qX3hbypBiE2AkOIbnOPXeaIcyAFnK9+IqcTZcsx eRL2zCxcXaQq0Q8oGwwNO23++R4avC1Cb2D9X+tU/9uf07JujjPD925vmBkYy7m1mnwO IIpRPyZR3TNHQMtruGlOvNV9b8E3jpmqqiihoxZIJwWmHrp+k9XsjsIDk94qElXMuVKH 9ufGUmV25XcLPCiU3a4KdLOlQhLRq7wW1pR8aliY87w1vWFHXz0tDVo1vNSq3KMPv74e 9Uu2m2Agfk0oN/QL6WGDatoi0aiDVQG9yrwHiK8Iz+EP0P+RBLkRVr4mxistcW4qp/IA qHRw== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@chronox.de header.s=strato-dkim-0002 header.b=C1bnSjEv; spf=pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-crypto-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id c10si7914893edn.51.2020.04.27.02.23.35; Mon, 27 Apr 2020 02:24:06 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=fail header.i=@chronox.de header.s=strato-dkim-0002 header.b=C1bnSjEv; spf=pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-crypto-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726700AbgD0JXc (ORCPT + 99 others); Mon, 27 Apr 2020 05:23:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42790 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726434AbgD0JXc (ORCPT ); Mon, 27 Apr 2020 05:23:32 -0400 Received: from mo6-p01-ob.smtp.rzone.de (mo6-p01-ob.smtp.rzone.de [IPv6:2a01:238:20a:202:5301::12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 01117C0610D5; Mon, 27 Apr 2020 02:23:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1587979408; s=strato-dkim-0002; d=chronox.de; h=References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=8AIbUURSuhkjyDjFCzUOEIbS/Bgw02Kr8qCPJU3dtH8=; b=C1bnSjEvzZ98dDls9h6GOT51TGbwl9zjH4AltxeWW9BSgGYZKJfSZp5lTV+Hrw3LsV HYvceydgef+E1mGfWtc22k8+tYJghFwfL65MiRDYpY/2ez+xU+lQ9ziJyPqfUSK7VIOn U/QPal+CbvSzoFOP9U+OPzutvOUEHukLdBkBjy95iasHo8nATE9ULHhWga++EyJ9UjIw Ohw24xRm9C3iXfeXbTmEnifVvnkVAHn0GSfaKhN7HD4Ka6GqWdzoflBiCHYDXFSQ+GgZ tAYteJvxxZ8QfPm7fkdHUQUO6s9wTNYneUyLJFud8EzycZBs4iE7ZjQIZZMYNhBW89rl OerA== X-RZG-AUTH: ":P2ERcEykfu11Y98lp/T7+hdri+uKZK8TKWEqNyiHySGSa9k9xmwdNnzGHXPaL/ScjTZA" X-RZG-CLASS-ID: mo00 Received: from tauon.chronox.de by smtp.strato.de (RZmta 46.6.2 DYNA|AUTH) with ESMTPSA id u08bf3w3R9NFS1y (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Mon, 27 Apr 2020 11:23:15 +0200 (CEST) From: Stephan Mueller To: LABBE Corentin Cc: davem@davemloft.net, herbert@gondor.apana.org.au, mripard@kernel.org, wens@csie.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Subject: Re: [PATCH v2 13/14] crypto: sun8i-ce: Add support for the PRNG Date: Mon, 27 Apr 2020 11:23:15 +0200 Message-ID: <5634597.9v007L4FOH@tauon.chronox.de> In-Reply-To: <20200427084137.GA8787@Red> References: <1587736934-22801-1-git-send-email-clabbe@baylibre.com> <2397344.pSczEbEFGg@tauon.chronox.de> <20200427084137.GA8787@Red> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Am Montag, 27. April 2020, 10:41:37 CEST schrieb LABBE Corentin: Hi Corentin, > > Shouldn't they all be kzfree? > > Yes > Probably it miss also a memzero_explicit, I think that seeds/data are > sensitive kzfree uses memset_secure since very recently. So, kzfree should be all you need. Ciao Stephan