Commit 0f6e8761 authored Oct 19, 2016 by Wei Yongjun Committed by David S. Miller Oct 19, 2016

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>

parent e215701f

drivers/net/ethernet/arc/emac_main.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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);