[PATCH net] net: fec_mpc52xx: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles

[Yang Wei]

From: Yang Wei <yang.w...@zte.com.cn>

dev_consume_skb_irq() should be called in mpc52xx_fec_tx_interrupt()
when skb xmit done. It makes drop profiles(dropwatch, perf) more
friendly.

Signed-off-by: Yang Wei <yang.w...@zte.com.cn>
---
 drivers/net/ethernet/freescale/fec_mpc52xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/freescale/fec_mpc52xx.c 
b/drivers/net/ethernet/freescale/fec_mpc52xx.c
index b90bab7..c1968b3 100644
--- a/drivers/net/ethernet/freescale/fec_mpc52xx.c
+++ b/drivers/net/ethernet/freescale/fec_mpc52xx.c
@@ -369,7 +369,7 @@ static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void 
*dev_id)
                dma_unmap_single(dev->dev.parent, bd->skb_pa, skb->len,
                                 DMA_TO_DEVICE);
 
-               dev_kfree_skb_irq(skb);
+               dev_consume_skb_irq(skb);
        }
        spin_unlock(&priv->lock);
 
-- 
2.7.4