linux-kernel - Re: [PATCH 1/2] usb: gadget: u_ether: Do not make UDC parent of the net device

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Message-ID: <Y+OQUpZFdplQUcdJ@kroah.com>
Date:   Wed, 8 Feb 2023 13:06:42 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     Sascha Hauer <s.hauer@...gutronix.de>, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...gutronix.de
Subject: Re: [PATCH 1/2] usb: gadget: u_ether: Do not make UDC parent of the
 net device

On Wed, Feb 01, 2023 at 01:32:51PM +0000, Paul Cercueil wrote:
> Hi Sascha, Greg,
> 
> I have a breakage in 6.2-rc* that I eventually bisected to this commit,
> on a Ingenic SoC (using the jz4740 musb driver) with ECM or RNDIS
> configured through gadgetfs.
> 
> When plugging the board to my PC, the USB network interface is
> recognized, but 'ip link' sees it as 'NO-CARRIER'. With this commit
> reverted on v6.2-rc5, everything works fine.

Ick, that's not good.  Can you send a revert for this?  Sascha, any
ideas?

thanks,

greg k-h