From nobody Sat Jul 25 16:51:29 2026 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 78FE12BDC2F; Thu, 16 Jul 2026 02:51:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784170321; cv=none; b=MVh1/SiqN1vaIvylupyUc/ZLjLUv8YgYlg6aVpH0IB53VAXcoykZCyNcOE7g7tdnc/TUXBFU2BtADEsK71VAE6vIJ0uxM9J4U/GTlrELvH3wMtkIrrazFCwvgKLbcjiPXcgSWn8zjT7jdNwKWAgE1acTHtD590Qi8oC1z782Vnc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784170321; c=relaxed/simple; bh=15NdmIwmDh4914lys0irwqsoFWtZ/39X9Zm0kkVUunQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=FZmbMfXj/mvhdGBvuvtRtgtQj7rIjn7f0A+/B4TvB/bgSUFkEpcmXaswn14FWKInKwkUWGZi2HDFOENGskcb3gXp/1NlegWgyUkKVFVnQa87tHSpmv/T5kMvL0HvT/4TquCKBdfITiJgiMUODgETyPQYieELpaXzuJftBOfOn2A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=EHGna4kz; arc=none smtp.client-ip=117.135.210.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="EHGna4kz" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=Yq uquUgbdI7gwVNs7i7179IVeRHZuzDb123mlIh3OX8=; b=EHGna4kzKWvw5CIaJf nvJzd8xaxDU0WR+zz+QU0IJkIqSi97+nPX03UrUsglBkjA7a9uk1YAf23hxZo2HP xLxqcm7qU/NEPEkwy3NTsgTcvY/vo6Wp8ttg3jmgxRiSMob66kq5mnu4GPXYCYN2 CT0WXsEz5tqUVEncMmOXt9KxE= Received: from xwm-TianYi510Pro-14IMB.. (unknown []) by gzsmtp1 (Coremail) with SMTP id PCgvCgCnj5oPR1hqcsnBGQ--.45933S2; Thu, 16 Jul 2026 10:50:57 +0800 (CST) From: Weimin Xiong To: Tony Nguyen , Przemek Kitszel Cc: intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Weimin Xiong Subject: [PATCH] ice: parser: use array_size() for table allocation Date: Thu, 16 Jul 2026 10:51:00 +0800 Message-ID: <20260716025100.118145-1-xiongwm2026@163.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: PCgvCgCnj5oPR1hqcsnBGQ--.45933S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7Gr4xuFy3Wr43ZFykGw48Zwb_yoWDZFg_uw 4xXr4kGFWUKr4rGa1SkFyxuryFkryvqr95Z3yfW39xZ3WUArs7Ga4kXryfZr42g348CF98 ArnxAFW2k3y5KjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7xR_0tC3UUUUU== X-CM-SenderInfo: x0lr0wdzpsijqw6rljoofrz/xtbC8BGGFmpYRxFyPgAA3Z Content-Type: text/plain; charset="utf-8" Use array_size() when calculating the parser table allocation size so an overflow in the firmware-provided item dimensions is detected before allocation. Include the overflow helpers explicitly instead of relying on an indirect include. Signed-off-by: Weimin Xiong --- diff --git a/drivers/net/ethernet/intel/ice/ice_parser.c b/drivers/net/ethe= rnet/intel/ice/ice_parser.c index f8e69630f..c109d3c32 100644 --- a/drivers/net/ethernet/intel/ice/ice_parser.c +++ b/drivers/net/ethernet/intel/ice/ice_parser.c @@ -1,6 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright (C) 2024 Intel Corporation */ =20 +#include + #include "ice_common.h" =20 struct ice_pkg_sect_hdr { @@ -102,7 +104,7 @@ ice_parser_create_table(struct ice_hw *hw, u32 sect_typ= e, if (!seg) return ERR_PTR(-EINVAL); =20 - table =3D kzalloc(item_size * length, GFP_KERNEL); + table =3D kzalloc(array_size(item_size, length), GFP_KERNEL); if (!table) return ERR_PTR(-ENOMEM);