linux-hardening - Re: [PATCH v4 7/8] net-device: Use new helpers from overflow.h in netdevice APIs

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Date: Wed, 28 Feb 2024 19:03:12 -0600
From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Kees Cook <keescook@...omium.org>,
 Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
 Vinod Koul <vkoul@...nel.org>, Linus Walleij <linus.walleij@...aro.org>,
 Jonathan Cameron <Jonathan.Cameron@...wei.com>,
 Mark Brown <broonie@...nel.org>, linux-arm-kernel@...ts.infradead.org,
 dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-iio@...r.kernel.org, linux-spi@...r.kernel.org,
 netdev@...r.kernel.org, linux-hardening@...r.kernel.org,
 Jonathan Cameron <jic23@...nel.org>, Lars-Peter Clausen <lars@...afoo.de>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Paolo Abeni <pabeni@...hat.com>, "Gustavo A. R. Silva"
 <gustavoars@...nel.org>
Subject: Re: [PATCH v4 7/8] net-device: Use new helpers from overflow.h in
 netdevice APIs

On 2/28/24 18:57, Jakub Kicinski wrote:
> On Wed, 28 Feb 2024 18:49:25 -0600 Gustavo A. R. Silva wrote:
>> struct net_device {
>> 	struct_group_tagged(net_device_hdr, hdr,
>> 		...
>> 		u32			priv_size;
>> 	);
>> 	u8			priv_data[] __counted_by(priv_size) __aligned(NETDEV_ALIGN);
>> }
> 
> No, no, that's not happening.

Thanks, one less flex-struct to change. :)