diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 77584422ed08..dbd9c196fcfb 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -5773,6 +5773,17 @@ int mlxsw_sp_netdevice_router_port_event(struct net_device *dev) if (err) goto err_rif_fdb_op; + if (rif->mtu != dev->mtu) { + struct mlxsw_sp_vr *vr; + + /* The RIF is relevant only to its mr_table instance, as unlike + * unicast routing, in multicast routing a RIF cannot be shared + * between several multicast routing tables. + */ + vr = &mlxsw_sp->router->vrs[rif->vr_id]; + mlxsw_sp_mr_rif_mtu_update(vr->mr4_table, rif, dev->mtu); + } + ether_addr_copy(rif->addr, dev->dev_addr); rif->mtu = dev->mtu; |