From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from violet.fr.zoreil.com (violet.fr.zoreil.com [92.243.8.30]) (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 34AE73FFD; Sat, 13 Dec 2025 00:23:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=92.243.8.30 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765585393; cv=none; b=p34YaDy2dXjYGN4U1poPtCVYI2YUMNgGFlKeayTxuWfiICViA52B53DAPwlN2F1wGsYZBW9J4pm21OqnlkBNB+lbEiRncuxcQU/66mKHSWOuWPw5EMVH+VzyLZw2eJI44KA22kUBbthQuPoohap7uM4/JEkGCCupoM4WiOYtvks= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765585393; c=relaxed/simple; bh=eXYZ8fT2wVsXsmSVyrZXf8+T7Hpj+3tRLLQ9MsogmVE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OhOt0ypY11hp+GafskfPgR3GWylT4FQ4CHMazDgk2HfHdc/jJud7nr9ziZRSrtm9uD0mW8c3KttWnBklrEB4Su0bXfbn73v8lvyGR4GLiKh+bqyvJp/6V5kHLu7h5DO0mDPY8/mepY7BVwXbKC9aWDCRnbuX+05sYDrVlz4QRIk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fr.zoreil.com; spf=pass smtp.mailfrom=fr.zoreil.com; dkim=pass (1024-bit key) header.d=fr.zoreil.com header.i=@fr.zoreil.com header.b=ARMTVkV9; arc=none smtp.client-ip=92.243.8.30 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fr.zoreil.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fr.zoreil.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=fr.zoreil.com header.i=@fr.zoreil.com header.b="ARMTVkV9" Received: from violet.fr.zoreil.com ([127.0.0.1]) by violet.fr.zoreil.com (8.17.1/8.17.1) with ESMTP id 5BD0LUHv790219; Sat, 13 Dec 2025 01:21:30 +0100 DKIM-Filter: OpenDKIM Filter v2.11.0 violet.fr.zoreil.com 5BD0LUHv790219 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fr.zoreil.com; s=v20220413; t=1765585290; bh=h75iuVO7L+TRH0e2OFj132onsNksrZx95PpxfQH85QQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ARMTVkV92BhcsBQtB8G2qv9sfa4xHWV9KZAVVU0MVex0QOUFglfBvo+vx80mgOCFD 6PJZRKKzVYyBMpH3Xu4XGwmKKcnQeYO/6GZ32H+zvOJGQUCmm2kciuq1n3Ny8qUJN4 DLKd/0Z8iri6Zglh3MOm8yko10+ZDRpIaaJ5wG30= Received: (from romieu@localhost) by violet.fr.zoreil.com (8.17.1/8.17.1/Submit) id 5BD0LTRF790218; Sat, 13 Dec 2025 01:21:29 +0100 Date: Sat, 13 Dec 2025 01:21:29 +0100 From: Francois Romieu To: David Laight Cc: Simon Horman , Ilya Krutskih , Andrew Lunn , oe-kbuild-all@lists.linux.dev, Eric Dumazet , Jakub Kicinski , Paolo Abeni , Thomas Gleixner , Ingo Molnar , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, lvc-project@linuxtesting.org, stable@vger.kernel.org Subject: Re: [PATCH v2] net: fealnx: fix possible 'card_idx' integer overflow in Message-ID: <20251213002129.GA790186@electric-eye.fr.zoreil.com> References: <20251211173035.852756-1-devsec@tpz.ru> <202512121907.n3Bzh2zF-lkp@intel.com> <20251212173603.46f27e9b@pumpkin> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251212173603.46f27e9b@pumpkin> X-Organisation: Land of Sunshine Inc. David Laight : [...] > And I just don't understand the assignment: option = dev->mem_start; One can overload the driver 'option' settings through the kernel 'ether' option which was typically used in the pre-PCI ISA era for non-modular kernels. -- Ueimor