X-Received: by 2002:a17:90a:bc88:b0:1bc:81fc:6c2d with SMTP id x8-20020a17090abc8800b001bc81fc6c2dmr1508527pjr.37.1645538910347; Tue, 22 Feb 2022 06:08:30 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1645538910; cv=none; d=google.com; s=arc-20160816; b=B1iuFX5xRLwp5DZNwxTBxYz/kUcWIxAOLRP71j/xCNbHOXMKRfxOzF63VgU25VPKKx GADETFAzBPMK391OaZ5cqWJnzUuxvfXES4WuuQHe1Sl4Y7Ef9TfsVa8c2lXj93NsRRSo BIDc4KSs9Gsm/sHllUEcZJwUburCH/3EZ94U5JGoqQsi1IIf2A+s+FMt0oYST01ORx4N qfAisrKACLQfc5Yypugfb/G1AflrUATCet/h3QVauL7Gp73bzrgtIU+ZJwnlDWOuoUUi YQ4ANQOJzhLBzTBzVk+V+MoM/BDw2LqE7ppzp+OboKuIS8Ea2A89ct3aiJZL/VPAzRlT vIIg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=syQJnDJvIk7oDut501097JANOAQimJJ8XX+nOUPJjUo=; b=K1YzrhVwuNUuo1BT9A4tmlxwslL9vpNcPeJtHrtj4F0tRAKHzO1wo/u+58Rqq0QTq7 9E/jp8J4lCGEKs42cw9fqyRTDlqivNVTYkzk3X4asfxaJoLIU8J8O4zq2WJrwOIpmP69 qUvbemeNUxWYDEErVZzC50mbQJz115wDe8+yGJ2xVYBYv8muMlKuyn7FJDnQPYijMXfE IUlc4HLrvk8ED1SqHWq8KyyXf93g9QBYbqecCI/w2+kO3v6jtR/dmiGPXe1veOJvkeya hSOCUKKjm43oHNEry30ouFgjJmR+WILgNtS3LDuxe5lT1bHBFii0k31pukx3LwLxMLkZ NdoA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@canonical.com header.s=20210705 header.b=SpwWIDK0; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=canonical.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id f10si11986563pfv.15.2022.02.22.06.08.14; Tue, 22 Feb 2022 06:08:30 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@canonical.com header.s=20210705 header.b=SpwWIDK0; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=canonical.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232001AbiBVN3O (ORCPT + 99 others); Tue, 22 Feb 2022 08:29:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56012 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232425AbiBVN3J (ORCPT ); Tue, 22 Feb 2022 08:29:09 -0500 Received: from smtp-relay-internal-1.canonical.com (smtp-relay-internal-1.canonical.com [185.125.188.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D0EF939EF for ; Tue, 22 Feb 2022 05:28:44 -0800 (PST) Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-internal-1.canonical.com (Postfix) with ESMTPS id E25AF4004D for ; Tue, 22 Feb 2022 13:28:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1645536522; bh=syQJnDJvIk7oDut501097JANOAQimJJ8XX+nOUPJjUo=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=SpwWIDK079KsZengzmEv7Z0tWqAsfgDccqZg/evf9Aep7QIQA6kKGZJ9qo9IMKUyL ceIhsXdXVYbxsIvN28bBnyZQXkvvIYOmRSYWVZEwYWHQ5ipWWv2Tjpx1ecsjQHu2mi VYexBbTwFXCi0Lz07FCHf3Ad2dHa/GjqWPOfODFikl7DHKj3y4OPkOQpFNxsdg2vqE 98wf7OMaNV26+zIxuFIzlICNTdIK0SW1ko7zuseztlVf2l265XqAOOYM/x5nu+gtkk sFjnZBZdDw9OkkF2izQCFkTRRd4RnuzfC9MS/01Mmz1GgCfP0mGxo8xqZDnBDHnp25 dUHc22fReuncA== Received: by mail-ed1-f72.google.com with SMTP id r9-20020a05640251c900b00412d54ea618so6220854edd.3 for ; Tue, 22 Feb 2022 05:28:42 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=syQJnDJvIk7oDut501097JANOAQimJJ8XX+nOUPJjUo=; b=BrrcG8RermHVqHKhEHghmXehVOPsUxvU+eugboSIe9TNiwSRw/NbJMYhS+WUTsmcKH bsPqRyb8A8F+DGtBzz9mffAunBGe4JgECFos7updwQKyScarZ/SZ9X8j7MB1Dn2Fh5ms lwvnBohIriXeCCttw8ykpTvNJjhyTJiVAKomdHW9HygsLQIY5YnYBsJ2vfTamjNmSW/X aPsAlkOySF5IdG2juf1gn+bDXm0Fr9ya7p3c1Ki5l+xXahsE7yryLMBBcUJJIGZkmKbX JI45w3TiTff3RGwES/v6p8o9FcXQY/ptjUq+jyN4m57Pc7MlmRyddSLCdDUqXI0m8+9Q o7DA== X-Gm-Message-State: AOAM533J8Rg7aeNtlvqN1HmrLrBW7KGjLZjad4wF+uAE/I/s2z1enJNG jM45YANGxo9mbVzFakKFNmYwGiOcBBiwdcZuFNhErf5QAG1nYbpkkxAO7g7Kz6wmdZVTu5wJe01 cpJoTxHT9vGCcZVvEtBx31URqb0Ge8OrmcFZpp8OxCQ== X-Received: by 2002:a17:906:d935:b0:6cc:fcfc:c286 with SMTP id rn21-20020a170906d93500b006ccfcfcc286mr19267967ejb.423.1645536520192; Tue, 22 Feb 2022 05:28:40 -0800 (PST) X-Received: by 2002:a17:906:d935:b0:6cc:fcfc:c286 with SMTP id rn21-20020a170906d93500b006ccfcfcc286mr19267945ejb.423.1645536520030; Tue, 22 Feb 2022 05:28:40 -0800 (PST) Received: from localhost.localdomain (xdsl-188-155-181-108.adslplus.ch. [188.155.181.108]) by smtp.gmail.com with ESMTPSA id c5sm10029875edk.43.2022.02.22.05.28.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Feb 2022 05:28:39 -0800 (PST) From: Krzysztof Kozlowski To: Abel Vesa , Michael Turquette , Stephen Boyd , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Bjorn Andersson , Mathieu Poirier , Andy Gross , Srinivas Kandagatla , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org Cc: Krzysztof Kozlowski Subject: [RFT PATCH 0/3] Fix kfree() of const memory on setting driver_override Date: Tue, 22 Feb 2022 14:27:04 +0100 Message-Id: <20220222132707.266883-1-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Drivers still seem to use driver_override incorrectly. Perhaps my old patch makes sense now? https://lore.kernel.org/all/1550484960-2392-3-git-send-email-krzk@kernel.org/ Not tested - please review and test (e.g. by writing to dirver_override sysfs entry with KASAN enabled). Dependencies ============ Patches are independent. Best regards, Krzysztof Krzysztof Kozlowski (3): clk: imx: scu: fix kfree() of const memory on setting driver_override slimbus: qcom-ngd: fix kfree() of const memory on setting driver_override rpmsg: fix kfree() of const memory on setting driver_override drivers/clk/imx/clk-scu.c | 6 +++++- drivers/rpmsg/rpmsg_internal.h | 12 ++++++++++-- drivers/rpmsg/rpmsg_ns.c | 13 +++++++++++-- drivers/slimbus/qcom-ngd-ctrl.c | 9 ++++++++- 4 files changed, 34 insertions(+), 6 deletions(-) -- 2.32.0