From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f53.google.com (mail-wr1-f53.google.com [209.85.221.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CCFF23B6BF1 for ; Mon, 11 May 2026 13:05:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.53 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778504750; cv=none; b=Woub+z5fmsvj+2nQcl+NCcKZN021vDOMJ7fsacMHCVI4bum/53OgxO6TdBDTCON1p81uAdlxsnUrni75DHlaX1d4RNFYkl1fMaeW6lSSBVhcnJS7AjEVMFUV2XSw7lttbj18TXnhk3t8etWQ2hbWHHWgg/P+4TOlGxF9cxOXC9o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778504750; c=relaxed/simple; bh=M1BdhDHhctGN+nSWoT6Iqnwlg54cLR1CkWBAIkv+Raw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=crzHF02avk2IPs2nYZ9uE1wK1xaIno+bLckc0bcPG3wu9Jlsh7H7fcC62aL4T6NNd+id6OJ4Ov8yDzYcsSSDrJ5Q4m9641W/EobAOSqlo8Q4h02tgnzt4AkWK2/Pyq95Zz/erNZaO2eMiEz3scbP1lHMwXZ0NUQIsXQXZYcy8Dw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=XpQea85O; arc=none smtp.client-ip=209.85.221.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XpQea85O" Received: by mail-wr1-f53.google.com with SMTP id ffacd0b85a97d-4585a116a4aso894986f8f.3 for ; Mon, 11 May 2026 06:05:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1778504747; x=1779109547; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=wKE/HS8PVABSXW4fi+mYBFkGbkLBcHtj12GDUFSueN0=; b=XpQea85OGOdquBLdUMlWxfj7qK1431XGRCJSlau+XvO8qqVBwXbwtXeq0MDk1NIj8w XKKoukoP2mspV3+x+bluAFMZ8YMR310gTWR2dopfh9K/9M9bbstJvu2y2ErSop7Uq9U4 ZHvRgI8SYyCGbFyHcY4fjM0QqlUHRwUlf2VQNDh/08SzpfVUzUbeZPWY+xc67dz6zUI7 G+HioreAUkNLzRdZvEhuS+gNuj//ZTkWWXsMDhdF76Z6A5OSxIeOCq/dfkQ44W+8N6G7 zxK4+d8NQKP3UU1zPQnrpj8oBywPy6OigvxYubeHsz19kBwy/Y0slDWMNXcTUp/UGKCF eNZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1778504747; x=1779109547; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=wKE/HS8PVABSXW4fi+mYBFkGbkLBcHtj12GDUFSueN0=; b=lKJWVDvRmlaePjMM+iBr724/3i0GEa0yl80Q4eQTpOcCkJETs7YgPfiUebJBdvn5GA f4DiUZQ1j3/E4Ua5oydmCDlir7dPdcAlysyhsL8f91/18gcKtJRGg62U5p4W5gWDfCH1 Cns54Z12fnEmpBTSIE4MuZiQEBA1fN0l6tEKQB4gE4lFQ5wlHMSSGq4eLQF3vzWLiAOf RnCSArrlzCKO6TXwA4FBSyrNiCLOo5IiurBoEbB2PO/+MzsdywFUj+cvglKOOWMxKDCx R4XI43JFOvtwBBPKAHeI+c3O6yGE4uECUbv2DyrL0HWrOSUJHxPhyMDza1qX8AYK31DF IL8Q== X-Forwarded-Encrypted: i=1; AFNElJ/eNukDL16PoefzgPmy6ZaJKFi0+xF7zZMKUPOXaOOsAuxTUm3dhd1mlsWNPZogy7iAOk3+aNon9Siumg==@vger.kernel.org X-Gm-Message-State: AOJu0Yzq4hOHSFSR1+KNU1GbSbt6RAQJ7DGZrDIbtLqaBjkG+8CMvPJC JeqCIYB4I8A5nSJUhOOmW+HgTbtwIiVn+7PmmwCsCgfXo/TrJft9Lw8= X-Gm-Gg: Acq92OEeqoi2hlqRKNkqZZsEP8PTWPyzC9kOrHZHcg8rzYZ+xcCu13ACqQvgK3UvD7E anHs5r2MSlIInyhBQzScW5tOgks6O3vzhFyz4qOSPok+I5oUZRbyCZNwYYHjZ67wMD00SDY8oSf fgws6e8o1uB+Uid9c2ta599PLzqQXatWdTKJjRX2LzQ/MzzVdF00mxjZDonDThDsKEXOFhsaqkC 9S48YuKEU0UIiaa7BEJeO1W9cShHCH54w9sDLRcr7mmeo69WR5mL/aDYpZGvQ3yDkzlc+umF33F KFV+ZJuqOYPXdh3OxfmR175I02nQt5O0NZ6f0S246PEaBdXsne9gagDInJPJtVdwvd4gPqhO23d wUwb92r6OWphIlSfnDFZhxreFkKCYh5s6PrszUoIlUNe3kKo4BXqVXnBixc3/L0febzc7rkJ27c ptVhnuaJehwqQCrnCCipNz3Xo4WsvnCu+zV451vBlBKHw7vMF7u1st0g5xetxiNsRenJL6yeXWG hTMmjoJ4ieRG2EgbMhFL5KumURRoYCYZcSnf83X X-Received: by 2002:a5d:5f42:0:b0:455:606a:b2d5 with SMTP id ffacd0b85a97d-455606ab327mr17802750f8f.3.1778504746668; Mon, 11 May 2026 06:05:46 -0700 (PDT) Received: from hp-ubuntu.. ([105.71.16.105]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4549120f1f9sm25615647f8f.24.2026.05.11.06.05.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 May 2026 06:05:46 -0700 (PDT) From: Mohammed EL Kadiri To: quic_vgarodia@quicinc.com, quic_dikshita@quicinc.com Cc: bryan.odonoghue@linaro.org, mchehab@kernel.org, gustavoars@kernel.org, kees@kernel.org, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org, Mohammed EL Kadiri Subject: [PATCH] media: venus: Annotate flex arrays with __counted_by() Date: Mon, 11 May 2026 14:05:38 +0100 Message-ID: <20260511130538.33443-1-med08elkadiri@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add __counted_by() annotations to flexible array members: - hfi_capabilities::data, counted by num_capabilities - hfi_profile_level_supported::profile_level, counted by profile_count - hfi_resource_ocmem_requirement_info::requirements, counted by num_entries This improves run-time bounds checking via CONFIG_UBSAN_BOUNDS and compile-time object size resolution via __builtin_dynamic_object_size(). Signed-off-by: Mohammed EL Kadiri --- drivers/media/platform/qcom/venus/hfi_helper.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h index f44059f19505..e96d458c52fa 100644 --- a/drivers/media/platform/qcom/venus/hfi_helper.h +++ b/drivers/media/platform/qcom/venus/hfi_helper.h @@ -616,7 +616,7 @@ struct hfi_capability { struct hfi_capabilities { u32 num_capabilities; - struct hfi_capability data[]; + struct hfi_capability data[] __counted_by(num_capabilities); }; #define HFI_DEBUG_MSG_LOW 0x01 @@ -802,7 +802,7 @@ struct hfi_profile_level { struct hfi_profile_level_supported { u32 profile_count; - struct hfi_profile_level profile_level[]; + struct hfi_profile_level profile_level[] __counted_by(profile_count); }; struct hfi_quality_vs_speed { @@ -1085,7 +1085,7 @@ struct hfi_resource_ocmem_requirement { struct hfi_resource_ocmem_requirement_info { u32 num_entries; - struct hfi_resource_ocmem_requirement requirements[]; + struct hfi_resource_ocmem_requirement requirements[] __counted_by(num_entries); }; struct hfi_property_sys_image_version_info_type { -- 2.43.0