MAX_TX_QUEUE_ENTRIES
MAX_TX_QUEUE_ENTRIES *
ering->tx_max_pending = MAX_TX_QUEUE_ENTRIES;
ering->tx_pending > MAX_TX_QUEUE_ENTRIES ||
dma_free_coherent(priv->dev, MAX_TX_QUEUE_ENTRIES *
priv->tx_skbs = kcalloc(MAX_TX_QUEUE_ENTRIES, sizeof(void *),
MAX_TX_QUEUE_ENTRIES * sizeof(struct ftgmac100_txdes),