9994 cxgbe t4nex: Handle get_fl_payload() alloc failures
9995 cxgbe t4_devo_attach() should initialize ->sfl

*** 315,324 ****
--- 315,325 ----
          sc->dip = dip;
          sc->dev = makedevice(ddi_driver_major(dip), instance);
          mutex_init(&sc->lock, NULL, MUTEX_DRIVER, NULL);
          cv_init(&sc->cv, NULL, CV_DRIVER, NULL);
          mutex_init(&sc->sfl_lock, NULL, MUTEX_DRIVER, NULL);
+         TAILQ_INIT(&sc->sfl);
  
          mutex_enter(&t4_adapter_list_lock);
          SLIST_INSERT_HEAD(&t4_adapter_list, sc, link);
          mutex_exit(&t4_adapter_list_lock);