Fix bad MP logic in the route refresh handling.

Found by and fix provided by Zenon Mousmoulas (@zmousm)

diff --git a/usr.sbin/bgpd/rde.c b/usr.sbin/bgpd/rde.c
index c035a91..4cf55b2 100644 (file)
--- a/usr.sbin/bgpd/rde.c
+++ b/usr.sbin/bgpd/rde.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: rde.c,v 1.585 2023/01/12 17:35:51 claudio Exp $ */
+/*     $OpenBSD: rde.c,v 1.586 2023/01/16 10:37:08 claudio Exp $ */
 
 /*
  * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -1129,7 +1129,7 @@ rde_dispatch_imsg_peer(struct rde_peer *peer, void *bula)
                            "route refresh: bad AID %d", rr.aid);
                        break;
                }
-               if (peer->capa.mp[rr.aid]) {
+               if (peer->capa.mp[rr.aid] == 0) {
                        log_peer_warnx(&peer->conf,
                            "route refresh: AID %s not negotiated",
                            aid2str(rr.aid));