netdev - Re: [PATCH v2 0/1] ipheth URB overflow fix

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Date:   Wed, 02 Feb 2022 18:01:07 +0100
From:   Yves-Alexis Perez <corsac@...sac.net>
To:     Georgi Valkov <gvalkov@....bg>
Cc:     Jan Kiszka <jan.kiszka@...mens.com>,
        Jakub Kicinski <kuba@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        linux-usb <linux-usb@...r.kernel.org>,
        Linux Netdev List <netdev@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "stable @ vger . kernel . org" <stable@...r.kernel.org>
Subject: Re: [PATCH v2 0/1] ipheth URB overflow fix

On Wed, 2022-02-02 at 12:35 +0200, Georgi Valkov wrote:
> Without the patch I get EOVERFLOW and there is no further communication.
> It would be nice if a failsafe mechanism is implemented to recover from
> faults
> like that or in the event that no communication is detected over a certain
> period.
> With the patch applied, everything works fine:
> 1480 bytes from 10.98.8.1: icmp_seq=0 ttl=253 time=50.234 ms

Thanks for the steps. I can confirm that without the patch I get:

[  +4.516398] ipheth 1-3.3:4.2: ipheth_rcvbulk_callback: urb status: -75

and the interface doesn't work anymore.

With the patch applied, I get ping results and the network keeps going.

Regards,
-- 
Yves-Alexis