mlxsw: spectrum_router: Add extack argument to mlxsw_sp_lb_rif_init()

The extack will be handy in later patches.
Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Danielle Ratson <danieller@nvidia.com>
Link: https://lore.kernel.org/r/e87ba300121010d580b80a281877573a7b1377ca.1687438411.git.petrm@nvidia.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c

@@ -10561,7 +10561,8 @@ static void __mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp)
 	mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl);
 }
 
-static int mlxsw_sp_lb_rif_init(struct mlxsw_sp *mlxsw_sp)
+static int mlxsw_sp_lb_rif_init(struct mlxsw_sp *mlxsw_sp,
+				struct netlink_ext_ack *extack)
 {
 	u16 lb_rif_index;
 	int err;
@@ -10674,7 +10675,7 @@ int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp,
 	if (err)
 		goto err_vrs_init;
 
-	err = mlxsw_sp_lb_rif_init(mlxsw_sp);
+	err = mlxsw_sp_lb_rif_init(mlxsw_sp, extack);
 	if (err)
 		goto err_lb_rif_init;