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

[David Miller]

From: Yang Wei <albin_yang at 163.com>
Date: Wed,  6 Feb 2019 00:14:51 +0800

> From: Yang Wei <yang.wei9 at zte.com.cn>
> 
> dev_consume_skb_irq() should be called in hdlc_tx_done() when skb
> xmit done. It makes drop profiles(dropwatch, perf) more friendly.
> 
> Signed-off-by: Yang Wei <yang.wei9 at zte.com.cn>

Applied.