From: dlg <dlg@openbsd.org>
Date: Tue, 28 Dec 2021 23:10:58 +0000 (+0000)
Subject: it doesnt make sense to configure a vport as a span port.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=02cdd80984cd3e63edcc1dc96a86fa4794eb1891;p=openbsd

it doesnt make sense to configure a vport as a span port.
---

diff --git a/sys/net/if_veb.c b/sys/net/if_veb.c
index 24df521ddd0..ad7c0a3eb6a 100644
--- a/sys/net/if_veb.c
+++ b/sys/net/if_veb.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_veb.c,v 1.22 2021/12/28 23:10:30 dlg Exp $ */
+/*	$OpenBSD: if_veb.c,v 1.23 2021/12/28 23:10:58 dlg Exp $ */
 
 /*
  * Copyright (c) 2021 David Gwynne <dlg@openbsd.org>
@@ -1297,6 +1297,11 @@ veb_add_port(struct veb_softc *sc, const struct ifbreq *req, unsigned int span)
 	if (span) {
 		port_list = &sc->sc_spans;
 
+		if (isvport) {
+			error = EPROTONOSUPPORT;
+			goto free;
+		}
+
 		p->p_brport.eb_input = veb_span_input;
 		p->p_bif_flags = IFBIF_SPAN;
 	} else {