staging: octeon: remove redundant variable total_freed

The variable total_freed is accumulating skb_to_free however it is not
being used after this. The use of total_freed is redundant and hence
the variable can be removed.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20221020131609.1546667-1-colin.i.king@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/octeon/ethernet-tx.c

@@ -73,7 +73,6 @@ static void cvm_oct_free_tx_skbs(struct net_device *dev)
 {
 	int skb_to_free;
 	int qos, queues_per_port;
-	int total_freed = 0;
 	int total_remaining = 0;
 	unsigned long flags;
 	struct octeon_ethernet *priv = netdev_priv(dev);
@@ -87,7 +86,6 @@ static void cvm_oct_free_tx_skbs(struct net_device *dev)
 						       MAX_SKB_TO_FREE);
 		skb_to_free = cvm_oct_adjust_skb_to_free(skb_to_free,
 							 priv->fau + qos * 4);
-		total_freed += skb_to_free;
 		if (skb_to_free > 0) {
 			struct sk_buff *to_free_list = NULL;