net: ethernet: lantiq_etop: Fix compilation error

This fixes the error detected when compiling the driver.

Fixes: 14d4e30 ("net: lantiq: configure the burst length in ethernet drivers")
Reported-by: kernel test robot <[email protected]>
Signed-off-by: Aleksander Jan Bajkowski <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: abajk

drivers/net/ethernet/lantiq_etop.c

@@ -262,7 +262,7 @@ ltq_etop_hw_init(struct net_device *dev)
 	/* enable crc generation */
 	ltq_etop_w32(PPE32_CGEN, LQ_PPE32_ENET_MAC_CFG);
 
-	ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, rx_burst_len);
+	ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, priv->rx_burst_len);
 
 	for (i = 0; i < MAX_DMA_CHAN; i++) {
 		int irq = LTQ_DMA_CH0_INT + i;