diff --git a/drivers/net/pxa168_eth.c b/drivers/net/pxa168_eth.c
index f324b767f6856f7466fee7f62863df32183f33c7..410ea0a613718af8c42ac02fdbd3def788757ee4 100644
--- a/drivers/net/pxa168_eth.c
+++ b/drivers/net/pxa168_eth.c
@@ -654,15 +654,15 @@ static void eth_port_start(struct net_device *dev)
 	/* Assignment of Tx CTRP of given queue */
 	tx_curr_desc = pep->tx_curr_desc_q;
 	wrl(pep, ETH_C_TX_DESC_1,
-	    (u32) ((struct tx_desc *)pep->tx_desc_dma + tx_curr_desc));
+	    (u32) (pep->tx_desc_dma + tx_curr_desc * sizeof(struct tx_desc)));
 
 	/* Assignment of Rx CRDP of given queue */
 	rx_curr_desc = pep->rx_curr_desc_q;
 	wrl(pep, ETH_C_RX_DESC_0,
-	    (u32) ((struct rx_desc *)pep->rx_desc_dma + rx_curr_desc));
+	    (u32) (pep->rx_desc_dma + rx_curr_desc * sizeof(struct rx_desc)));
 
 	wrl(pep, ETH_F_RX_DESC_0,
-	    (u32) ((struct rx_desc *)pep->rx_desc_dma + rx_curr_desc));
+	    (u32) (pep->rx_desc_dma + rx_curr_desc * sizeof(struct rx_desc)));
 
 	/* Clear all interrupts */
 	wrl(pep, INT_CAUSE, 0);