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>

diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c
index b0da969..95d8b3e 100644 (file)
--- a/drivers/net/ethernet/arc/emac_main.c
+++ b/drivers/net/ethernet/arc/emac_main.c
@@ -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);