netdev - Re: [PATCH net-next 02/14] net: cdc_ncm: use device rx

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Message-ID: <3426241.1WN6uXHlgW@linux-lqwf.site>
Date:	Thu, 18 Oct 2012 23:45:50 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	Bjørn Mork <bjorn@...k.no>
Cc:	netdev@...r.kernel.org, linux-usb@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alexey Orishko <alexey.orishko@...il.com>,
	Greg Suarez <gpsuarez2512@...il.com>,
	"Fangxiaozhi (Franko)" <fangxiaozhi@...wei.com>,
	Dan Williams <dcbw@...hat.com>,
	Aleksander Morgado <aleksander@...edo.com>
Subject: Re: [PATCH net-next 02/14] net: cdc_ncm: use device rx_max value if update failed

On Thursday 18 October 2012 22:40:55 Bjørn Mork wrote:
> If the device refuses our updated value, then we must be prepared
> to receive URBs as big as the device wants to send.  Set rx_max
> to the device provided value on error.

Problematic in principle. How do you allocate a buffer of arbitrary size?

	Regards
		Oliver

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