netdev - Re: [PATCH iproute2 1/2] Revert "ip6tunnel: fix 'ip -6 {show|change} dev <name>' cmds"

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Message-ID: <20190709103940.2f591367@hermes.lan>
Date:   Tue, 9 Jul 2019 10:39:40 -0700
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     David Ahern <dsahern@...il.com>
Cc:     Andrea Claudi <aclaudi@...hat.com>, netdev@...r.kernel.org,
        dsahern@...nel.org
Subject: Re: [PATCH iproute2 1/2] Revert "ip6tunnel: fix 'ip -6
 {show|change} dev <name>' cmds"

On Tue, 9 Jul 2019 11:14:00 -0600
David Ahern <dsahern@...il.com> wrote:

> On 7/9/19 7:16 AM, Andrea Claudi wrote:
> > This reverts commit ba126dcad20e6d0e472586541d78bdd1ac4f1123.
> > It breaks tunnel creation when using 'dev' parameter:
> > 
> > $ ip link add type dummy
> > $ ip -6 tunnel add ip6tnl1 mode ip6ip6 remote 2001:db8:ffff:100::2 local 2001:db8:ffff:100::1 hoplimit 1 tclass 0x0 dev dummy0
> > add tunnel "ip6tnl0" failed: File exists
> > 
> > dev parameter must be used to specify the device to which
> > the tunnel is binded, and not the tunnel itself.
> >   
> 
> Stephen: since this reverts a commit in 5.2 it should be in 5.2 as well.

5.2 has been released. Probably not worth doing 5.2.1 for corner case like this.