net: mvneta: Use kmalloc_array() in mvneta_txq_init()

A multiplication for the size determination of a memory allocation
indicated that an array data structure should be processed.
Thus use the corresponding function "kmalloc_array".

This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/marvell/mvneta.c

@@ -2933,7 +2933,8 @@ static int mvneta_txq_init(struct mvneta_port *pp,
 	mvreg_write(pp, MVNETA_TXQ_BASE_ADDR_REG(txq->id), txq->descs_phys);
 	mvreg_write(pp, MVNETA_TXQ_SIZE_REG(txq->id), txq->size);
 
-	txq->tx_skb = kmalloc(txq->size * sizeof(*txq->tx_skb), GFP_KERNEL);
+	txq->tx_skb = kmalloc_array(txq->size, sizeof(*txq->tx_skb),
+				    GFP_KERNEL);
 	if (txq->tx_skb == NULL) {
 		dma_free_coherent(pp->dev->dev.parent,
 				  txq->size * MVNETA_DESC_ALIGNED_SIZE,