netdev - Re: [PATCH 4/5] af_vsock: add socket ops for SOCK

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Date:   Wed, 6 Jan 2021 22:29:45 +0300
From:   Arseny Krasnov <arseny.krasnov@...persky.com>
To:     stsp <stsp2@...dex.ru>, Stefan Hajnoczi <stefanha@...hat.com>,
        Stefano Garzarella <sgarzare@...hat.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Andra Paraschiv <andraprs@...zon.com>,
        Jorgen Hansen <jhansen@...are.com>,
        Arseniy Krasnov <oxffffaa@...il.com>,
        Colin Ian King <colin.king@...onical.com>,
        Jeff Vander Stoep <jeffv@...gle.com>
CC:     "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "virtualization@...ts.linux-foundation.org" 
        <virtualization@...ts.linux-foundation.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/5] af_vsock: add socket ops for SOCK_SEQPACKET.

> Is ENODEV the right error here?
> Just a quick look at a man page, and
> I am under impression something like
> EPROTONOSUPPORT or ESOCKNOSUPPORT
> may suit?

I used ENODEV because this code is returned some
lines below when !new_transport(e.g. valid transport
not found). But i think you codes will be also ok.