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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 031F3C4167D for ; Tue, 7 Nov 2023 12:45:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343683AbjKGMp0 (ORCPT ); Tue, 7 Nov 2023 07:45:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344248AbjKGMoh (ORCPT ); Tue, 7 Nov 2023 07:44:37 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8B98238384; Tue, 7 Nov 2023 04:31:59 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E58B0C433CA; Tue, 7 Nov 2023 12:31:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699360319; bh=wvaUSrY3S8godRYePLky/TPd8j7ygIKj7p7gRhB3l/g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MDMfjiNtsbpO+iZnYPtfVe4qHz6YR/7mxZ0qYuL7sj/1ZRjU1nfz6YA9D+CNkpa0L 4MQrgmSnc+7S3noe7XccD0N3tvviizFOUk+1btstdk1O9HgEvYXtmDRYyU4i6e/ogG 3+Jr3JzwqV9GgvbaHXyDnFULkDkPeSsCPVKM8V7B4ftRT2MyS8oPECugJa4qoTiBgY mXZ8DE09DAoRX6VN/PStXuwT6BNWlSdLTRCpWJJBGJ4CPbm0TpJ5g0eTSt9XGLtzzn b5zZ3BT4Gsow3ADI4jKLFmHYeFZ9ts0kjEIjBEDDCJyUF4BX+aZQX5omOstWQXzJq/ OWQAURrvddaSg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Mario Limonciello , Felix Held , Alex Deucher , Sasha Levin , christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.4 3/6] drm/radeon: Fix UBSAN array-index-out-of-bounds for Radeon HD 5430 Date: Tue, 7 Nov 2023 07:31:34 -0500 Message-ID: <20231107123148.3763062-3-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231107123148.3763062-1-sashal@kernel.org> References: <20231107123148.3763062-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.4.259 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mario Limonciello [ Upstream commit c63079c61177ba1b17fa05c6875699a36924fe39 ] For pptable structs that use flexible array sizes, use flexible arrays. Suggested-by: Felix Held Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2894 Signed-off-by: Mario Limonciello Acked-by: Alex Deucher Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/radeon/pptable.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/pptable.h b/drivers/gpu/drm/radeon/pptable.h index 4c2eec49dadc9..94947229888ba 100644 --- a/drivers/gpu/drm/radeon/pptable.h +++ b/drivers/gpu/drm/radeon/pptable.h @@ -74,7 +74,7 @@ typedef struct _ATOM_PPLIB_THERMALCONTROLLER typedef struct _ATOM_PPLIB_STATE { UCHAR ucNonClockStateIndex; - UCHAR ucClockStateIndices[1]; // variable-sized + UCHAR ucClockStateIndices[]; // variable-sized } ATOM_PPLIB_STATE; -- 2.42.0