net: bcmgenet: use kcalloc instead of kzalloc

There were two places that used kzalloc() with a multiplied sizeof(),
replace these with kcalloc as recommended by checkpatch.pl.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/genet/bcmgenet.c

@@ -1631,7 +1631,7 @@ static int bcmgenet_init_rx_ring(struct bcmgenet_priv *priv,
 	priv->rx_bd_assign_index = 0;
 	priv->rx_c_index = 0;
 	priv->rx_read_ptr = 0;
-	priv->rx_cbs = kzalloc(priv->num_rx_bds * sizeof(struct enet_cb),
+	priv->rx_cbs = kcalloc(priv->num_rx_bds, sizeof(struct enet_cb),
 			       GFP_KERNEL);
 	if (!priv->rx_cbs)
 		return -ENOMEM;
@@ -1773,7 +1773,7 @@ static int bcmgenet_init_dma(struct bcmgenet_priv *priv)
 	/* Initialize commont TX ring structures */
 	priv->tx_bds = priv->base + priv->hw_params->tdma_offset;
 	priv->num_tx_bds = TOTAL_DESC;
-	priv->tx_cbs = kzalloc(priv->num_tx_bds * sizeof(struct enet_cb),
+	priv->tx_cbs = kcalloc(priv->num_tx_bds, sizeof(struct enet_cb),
 			       GFP_KERNEL);
 	if (!priv->tx_cbs) {
 		bcmgenet_fini_dma(priv);

drivers/net/ethernet/broadcom/genet/bcmmii.c

@@ -381,7 +381,7 @@ static int bcmgenet_mii_alloc(struct bcmgenet_priv *priv)
 	snprintf(bus->id, MII_BUS_ID_SIZE, "%s-%d",
 		 priv->pdev->name, priv->pdev->id);
 
-	bus->irq = kzalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
+	bus->irq = kcalloc(PHY_MAX_ADDR, sizeof(int), GFP_KERNEL);
 	if (!bus->irq) {
 		mdiobus_free(priv->mii_bus);
 		return -ENOMEM;