diff mbox

[(net.git),2/5] stmmac: release tx lock, in case of dma mapping error.

Message ID 1415117289-7733-3-git-send-email-peppe.cavallaro@st.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Giuseppe CAVALLARO Nov. 4, 2014, 4:08 p.m. UTC 
From: Fabrice Gasnier <fabrice.gasnier@st.com>

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>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index bcd8a34..ee07e7e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -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++;