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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 82D6EC54F4C for ; Mon, 27 Jul 2026 02:36:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=oBEaaONyUNWyV7rtkI1TF+a8dnmSJE1UhFf9uxm6AOA=; b=h8PKokpWmoNG/wDvgjt11RFN7w 6XgqgnUKOysok5ers/C4rscDJPWAPXvmc59gUyczD3/yj/T92K4ONH2aDfcCZq/p7v61Xt4P0cC8A 180k94yZfPEhLAyp3XS2vfo1uR+CICht4pcqmvkwa4PfKV5FHBdrbbTSCHQNj1F3hhoymUV72btaT etHj1yce3zBZ74U0fxF8VFaalGz3ZNJ056nEfW3VbQYomO0oJ1CsiL5IhGmxBJte+UYV0zBGeubxU YkxMvsdV5TXT0ZcDoAUvsA1v1OEwJOKu+axZ861Qkwx0KgEnN/MAxs9SgvbpWmg9kVVkV12pSnpH6 3Ve9NDwg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1woBCS-00000001pXu-43kN; Mon, 27 Jul 2026 02:36:16 +0000 Received: from mailgw.kylinos.cn ([124.126.103.232]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1woBCH-00000001pSp-338c for linux-arm-kernel@lists.infradead.org; Mon, 27 Jul 2026 02:36:09 +0000 X-UUID: defb1576896311f1aa26b74ffac11d73-20260727 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.12,REQID:47e22d99-6cd9-4407-9870-263a0864548b,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:e7bac3a,CLOUDID:e550ef9e2d6cbeca3e996a2c2d717109,BulkI D:nil,BulkQuantity:0,Recheck:0,SF:102|865|898,TC:nil,Content:0|15|50,EDM:- 3,IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,A V:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: defb1576896311f1aa26b74ffac11d73-20260727 X-User: liuxixin@kylinos.cn Received: from [127.0.1.1] [(10.44.16.150)] by mailgw.kylinos.cn (envelope-from ) (Generic MTA with TLSv1.3 TLS_AES_256_GCM_SHA384 256/256) with ESMTP id 326443258; Mon, 27 Jul 2026 10:35:46 +0800 From: Xixin Liu To: arm-scmi@vger.kernel.org Cc: sudeep.holla@arm.com, cristian.marussi@arm.com, mturquette@baylibre.com, sboyd@kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, liuxixin@kylinos.cn Subject: [PATCH v1 0/4] firmware/clk: arm_scpi hardening (leak, OPP bounds, cpufreq) Date: Mon, 27 Jul 2026 10:19:15 +0800 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Mailer: patches/scripts/send-local.py X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260726_193608_855678_21A8D192 X-CRM114-Status: UNSURE ( 6.26 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, This series hardens the OF SCPI firmware and clock paths against a few real defects found while reviewing linux-next: 1) device_node leak in scpi_dev_domain_id() after of_parse_phandle_with_args() 2) DVFS OPP count from SCP trusted beyond MAX_DVFS_OPPS (OOB read / bad OPP table size) 3) DVFS index used as clock rate without an upper bound check 4) scpi-cpufreq registered once only, and cleared on register failure so remove() does not unregister an ERR_PTR Please review. Thanks, Xixin Liu --- Xixin Liu (4): firmware: arm_scpi: fix device_node leak in scpi_dev_domain_id firmware: arm_scpi: reject DVFS OPP count above MAX_DVFS_OPPS clk: scpi: bound-check DVFS index in scpi_dvfs_recalc_rate clk: scpi: register scpi-cpufreq once and clear on failure drivers/clk/clk-scpi.c | 8 ++++++-- drivers/firmware/arm_scpi.c | 9 ++++++--- 2 files changed, 12 insertions(+), 5 deletions(-) -- 2.53.0