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net: caif: call dev_consume_skb_any when skb xmit done

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The skb shouled be consumed when xmit done, it makes drop profiles
(dropwatch, perf) more friendly.
dev_kfree_skb_irq()/kfree_skb() shouled be replaced by
dev_consume_skb_any(), it makes code cleaner.

Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yang Wei
2019-01-29 23:32:22 +08:00
committed by David S. Miller
parent 896cebc0e2
commit e339f8631e
1 changed files with 1 additions and 4 deletions
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5
drivers/net/caif/caif_serial.c
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@@ -257,10 +257,7 @@ static int handle_tx(struct ser_device *ser)
if (skb->len == 0) { if (skb->len == 0) {
struct sk_buff *tmp = skb_dequeue(&ser->head); struct sk_buff *tmp = skb_dequeue(&ser->head);
WARN_ON(tmp != skb); WARN_ON(tmp != skb);
if (in_interrupt()) dev_consume_skb_any(skb);
dev_kfree_skb_irq(skb);
else
kfree_skb(skb);
} }
} }
/* Send flow off if queue is empty */ /* Send flow off if queue is empty */