Subject: [Patch 2/3] ucc_geth: returns NETDEV_TX_BUSY when BD ring is full

From: Li Yang <[email-masked]>
Date: Tue, 06 Mar 2007 16:54:05 +0800

Returns NETDEV_TX_BUSY when BD ring is full.

Signed-off-by: Li Yang <[email-masked]>
---
 drivers/net/ucc_geth.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 639e1e6..dab88b9 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -3607,6 +3607,7 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	if (bd == ugeth->confBd[txQ]) {
 		if (!netif_queue_stopped(dev))
 			netif_stop_queue(dev);
+		return NETDEV_TX_BUSY;
 	}
 
 	ugeth->txBd[txQ] = bd;
@@ -3622,7 +3623,7 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	spin_unlock_irq(&ugeth->lock);
 
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int ucc_geth_rx(struct ucc_geth_private *ugeth, u8 rxQ, int rx_work_limit)