Commit 758a0ab5 authored Nov 04, 2014 by Fabrice Gasnier Committed by David S. Miller Nov 05, 2014

stmmac: release tx lock, in case of dma mapping error.



Add missing spin_unlock when tx frames gets dropped.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 16ee817e

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -2026,6 +2026,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff skb, struct net_device dev)
		return NETDEV_TX_OK;

		dma_map_err:
		spin_unlock(&priv->tx_lock);
		dev_err(priv->device, "Tx dma map failed\n");
		dev_kfree_skb(skb);
		priv->dev->stats.tx_dropped++;