linux-kernel - Re: [PATCH v3] net: usb: usbnet: update __usbnet_{read|write}

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Message-ID: <11476cd1da8b63f75d39bd5b8e876ad3968a1903.camel@suse.com>
Date:   Mon, 02 Nov 2020 10:40:54 +0100
From:   Oliver Neukum <oneukum@...e.com>
To:     Anant Thazhemadam <anant.thazhemadam@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org
Subject: Re: [PATCH v3] net: usb: usbnet: update __usbnet_{read|write}_cmd()
 to use new API

Am Sonntag, den 01.11.2020, 03:05 +0530 schrieb Anant Thazhemadam:
> Currently, __usbnet_{read|write}_cmd() use usb_control_msg().
> However, this could lead to potential partial reads/writes being
> considered valid, and since most of the callers of
> usbnet_{read|write}_cmd() don't take partial reads/writes into account
> (only checking for negative error number is done), and this can lead to
> issues.
> 

Hi,

plesae send this as a post of its own. We cannot take a new set
as a reply to an older set.

	Regards
		Oliver