Subject: Re: [PATCH net] net: avoid vlan ptype specific match to be leaked on real device

From: Paolo Abeni <[email-masked]>
Date: Mon, 27 Jun 2016 11:28:32 +0200

On Sun, 2016-06-26 at 16:06 -0400, David Miller wrote:
> From: Jiri Pirko <[email-masked]>
> Date: Wed, 22 Jun 2016 14:40:50 +0200
> 
> > The patch only unified the behaviour so everyone know what to expect
> > regardless of the device type.
> 
> +1
> 
> And reverting this behavior back is going to hurt more people than it
> will help, so I am not going to apply this, sorry.

Would a /proc/net/vlan sysctl to control the switch from the new to the
old behavior (with default to the new) make this acceptable ?

Recent users will not be affected, and users of the old behavior could
manage kernel upgrade without breaking their applications. 

Thank you,

Paolo