net: wan: cosa: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles

dev_consume_skb_irq() should be called in cosa_net_tx_done() 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>

diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index f6b000d..55f76e4 100644 (file)
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -769,7 +769,7 @@ static int cosa_net_tx_done(struct channel_data *chan, int size)
                chan->netdev->stats.tx_aborted_errors++;
                return 1;
        }
-       dev_kfree_skb_irq(chan->tx_skb);
+       dev_consume_skb_irq(chan->tx_skb);
        chan->tx_skb = NULL;
        chan->netdev->stats.tx_packets++;
        chan->netdev->stats.tx_bytes += size;