Re: [patch net-next 09/10] net: sch: prio: Add offload ability for grafting a child

[Jakub Kicinski]

On Thu, 1 Mar 2018 22:38:50 -0500, Alexander Aring wrote:
> I guess to make extack working, you need to return an errno if failed.

AFAIK extack is printed as a warning if operation did not fail.