kernel/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
.. .. @@ -314,7 +314,12 @@ 314 314 315 315 priv->plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_AVB; 316 316 } else if (!qopt->enable) { 317 - return stmmac_dma_qmode(priv, priv->ioaddr, queue, MTL_QUEUE_DCB);317 + ret = stmmac_dma_qmode(priv, priv->ioaddr, queue,318 + MTL_QUEUE_DCB);319 + if (ret)320 + return ret;321 +322 + priv->plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB;318 323 } 319 324 320 325 /* Port Transmit Rate and Speed Divider */