netdev - [PATCH 53/54] virtio_net: Call dev_kfree_skb_any instead of dev_kfree

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Date:	Mon, 24 Mar 2014 23:05:39 -0700
From:	"Eric W. Biederman" <ebiederm@...ssion.com>
To:	David Miller <davem@...emloft.net>
Cc:	eric.dumazet@...il.com, netdev@...r.kernel.org,
	xiyou.wangcong@...il.com, mpm@...enic.com, satyam.sharma@...il.com,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [PATCH 53/54] virtio_net: Call dev_kfree_skb_any instead of dev_kfree_skb.

From: "Eric W. Biederman" <ebiederm@...ssion.com>

Replace dev_kfree_skb with dev_kfree_skb_any in start_xmit which can
be called in hard irq and other contexts.

start_xmit only frees skbs that it is dropping.

Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>
---
 drivers/net/virtio_net.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 80d84c446962..99fa48c941c6 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -883,7 +883,7 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev)
 			dev_warn(&dev->dev,
 				 "Unexpected TXQ (%d) queue failure: %d\n", qnum, err);
 		dev->stats.tx_dropped++;
-		kfree_skb(skb);
+		dev_kfree_skb_any(skb);
 		return NETDEV_TX_OK;
 	}
 
-- 
1.7.10.4

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