net: atheros: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles

dev_consume_skb_irq() should be called when skb xmit done. It makes
drop profiles(dropwatch, perf) more friendly.
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/atheros/atl1e/atl1e_main.c

@@ -1259,7 +1259,7 @@ static bool atl1e_clean_tx_irq(struct atl1e_adapter *adapter)
 		}
 
 		if (tx_buffer->skb) {
-			dev_kfree_skb_irq(tx_buffer->skb);
+			dev_consume_skb_irq(tx_buffer->skb);
 			tx_buffer->skb = NULL;
 		}
 

drivers/net/ethernet/atheros/atlx/atl1.c

@@ -2088,7 +2088,7 @@ static int atl1_intr_tx(struct atl1_adapter *adapter)
 		}
 
 		if (buffer_info->skb) {
-			dev_kfree_skb_irq(buffer_info->skb);
+			dev_consume_skb_irq(buffer_info->skb);
 			buffer_info->skb = NULL;
 		}