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 0A149C4332F for ; Tue, 7 Nov 2023 12:46:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235333AbjKGMqB (ORCPT ); Tue, 7 Nov 2023 07:46:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41292 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235339AbjKGMpg (ORCPT ); Tue, 7 Nov 2023 07:45:36 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9706A397C1; Tue, 7 Nov 2023 04:32:30 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D9B97C433C7; Tue, 7 Nov 2023 12:32:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699360350; bh=wvaUSrY3S8godRYePLky/TPd8j7ygIKj7p7gRhB3l/g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KTBvrDglo+jlLDegwJiSH+oCQATL7sTyTq/Vi0/tIiC+B4r7RrFdnz37Boyr7MI5b o971goNfFkTcT1Pl2IJtWpWY4cv66wq2Zmx0KWwTaH8IGXREQDb5P8wqeA95nvBU0Q jeJSgM55+t/oNrR9T0BojHXyinKWzOUfDvcu/4wsScbBGsqYO3Z1puX2jAjiWcXTAs Qiy0aP3TRZsgZv95Kz0NdszU9oo9FRlefhqUJnMtAHAtHWIt5S/yJzjOZWy4rBzFAO P7yCfvvItqOEiUaIc9mlUzGxtvC5ir9kleNcaX3v3dzO4oRqizd3i0glIFlX2XNM48 /Cfl+T4X40SNQ== 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 4.19 2/5] drm/radeon: Fix UBSAN array-index-out-of-bounds for Radeon HD 5430 Date: Tue, 7 Nov 2023 07:32:07 -0500 Message-ID: <20231107123225.3763221-2-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231107123225.3763221-1-sashal@kernel.org> References: <20231107123225.3763221-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 4.19.297 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@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