netdev - Re: [PATCH net] bridge: netlink: register netdevice before executing changelink

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Message-ID: <20170407144513.086c3e9f@plumbers-lap.home.lan>
Date:   Fri, 7 Apr 2017 14:45:13 -0400
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Ido Schimmel <idosch@...sch.org>
Cc:     Nikolay Aleksandrov <nikolay@...ulusnetworks.com>,
        idosch@...lanox.com, netdev@...r.kernel.org, davem@...emloft.net,
        bridge@...ts.linux-foundation.org, mlxsw@...lanox.com,
        peter@...nota.eu, cera@...a.cz
Subject: Re: [PATCH net] bridge: netlink: register netdevice before
 executing changelink

On Fri, 7 Apr 2017 21:16:49 +0300
Ido Schimmel <idosch@...sch.org> wrote:

> On Fri, Apr 07, 2017 at 01:37:53PM -0400, Stephen Hemminger wrote:
> > Fix it right now. The patch you propose is too half baked.  
> 
> Given this patch needs to be back ported to three different stable
> kernels I tried to keep the amount of changes to a minimum while fixing
> the bug.
> 
> I'll work on the ndo_uninit() patch and submit it. Then people can
> decide which course of action they're more comfortable with.

Other option for stable is to revert b6677449dff6 ("bridge: netlink: call br_changelink() during br_dev_newlink()")