netdev - Re: [PATCHv2] USB: gl620a: check for rx buffer overflow

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Message-ID: <2c1a8d3e-fac1-d728-1c8d-509cd21f7b4d@omp.ru>
Date: Wed, 22 Nov 2023 12:55:07 +0300
From: Sergey Shtylyov <s.shtylyov@....ru>
To: Oliver Neukum <oneukum@...e.com>, <dmitry.bezrukov@...antia.com>,
	<marcinguy@...il.com>, <davem@...emloft.net>, <edumazet@...gle.com>,
	<kuba@...nel.org>, <pabeni@...hat.com>, <linux-usb@...r.kernel.org>,
	<netdev@...r.kernel.org>
Subject: Re: [PATCHv2] USB: gl620a: check for rx buffer overflow

On 11/22/23 12:52 PM, Oliver Neukum wrote:

> The driver checks for a single package overflowing

   Maybe packet?

> maximum size. That needs to be done, but it is not
> enough. As a single transmission can contain a high
> number of packets, we also need to check whether
> the aggregate of messages in itself short enough
> overflow the buffer.
> That is easiest done by checking that the current
> packet does not overflow the buffer.
> 
> Signed-off-by: Oliver Neukum <oneukum@...e.com>
[...]

MBR, Sergey