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net: arc_emac: use dev_kfree_skb_any instead of dev_kfree_skb 

Replace dev_kfree_skb with dev_kfree_skb_any in arc_emac_tx()
which can be called from hard irq context (netpoll) and from
other contexts. arc_emac_tx() only frees skbs that it has
dropped.

This is detected by Coccinelle semantic patch.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Wei Yongjun 2016-10-19 13:47:52 +00:00 committed by David S. Miller
parent e215701f2d
commit 0f6e87613c
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/arc/emac_main.c
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@ -633,7 +633,7 @@ static int arc_emac_tx(struct sk_buff *skb, struct net_device *ndev)
if (unlikely(dma_mapping_error(&ndev->dev, addr))) {
stats->tx_dropped++;
stats->tx_errors++;
dev_kfree_skb(skb);
dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}
dma_unmap_addr_set(&priv->tx_buff[*txbd_curr], addr, addr);