mctpd: fix route creation for bridged gatewayed endpoints

if ifindex is zero and mctp_fq_addr is valid then only
gateway routes are created.

Fix: update ifindex as zero for gateway route.

Signed-off-by: Faizan Ali <faizana@nvidia.com>

Author: faizana-nvidia

src/mctpd.c

@@ -4988,8 +4988,7 @@ static int endpoint_allocate_eids(struct peer *peer)
 	gw_addr.net = peer->net;
 	gw_addr.eid = peer->eid;
 	rc = mctp_nl_route_add(peer->ctx->nl, peer->pool_start,
-			       peer->pool_size - 1, peer->phys.ifindex,
-			       &gw_addr, peer->mtu);
+			       peer->pool_size - 1, 0, &gw_addr, peer->mtu);
 	if (rc < 0 && rc != -EEXIST) {
 		warnx("Failed to add gateway route for EID %d: %s", gw_addr.eid,
 		      strerror(-rc));