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Message-ID: <1415117289-7733-3-git-send-email-peppe.cavallaro@st.com>
Date: Tue, 4 Nov 2014 17:08:06 +0100
From: Giuseppe Cavallaro <peppe.cavallaro@...com>
To: <netdev@...r.kernel.org>
Cc: Fabrice Gasnier <fabrice.gasnier@...com>
Subject: [PATCH (net.git) 2/5] stmmac: release tx lock, in case of dma mapping error.
From: Fabrice Gasnier <fabrice.gasnier@...com>
Add missing spin_unlock when tx frames gets dropped.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@...com>
---
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
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++;
--
1.7.4.4
--
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