netdev - Re: [PATCH] net: usb: ax88179_178a: avoid failed operations when device is disconnected

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <f684feac-2941-4407-846b-2d984daca733@suse.com>
Date: Wed, 29 Nov 2023 16:33:58 +0100
From: Oliver Neukum <oneukum@...e.com>
To: Jose Ignacio Tornos Martinez <jtornosm@...hat.com>, davem@...emloft.net,
 edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
 linux-usb@...r.kernel.org, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: usb: ax88179_178a: avoid failed operations when
 device is disconnected

On 29.11.23 16:16, Jose Ignacio Tornos Martinez wrote:

Hi,

> The reason is that although the device is detached, normal stop and
> unbind operations are commanded. Avoid these unnecessary operations
> when the device is detached (state is USB_STATE_NOTATTACHED) so as
> not to get the error messages.

I am sorry, but this is a layering violation. You are looking
at an internal state of the USB layer to surpress logging
-ENODEV. If you think these messages should go away, filter
for ENODEV where they are generated.

	Regards
		Oliver