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

[Li Yang]

Returns NETDEV_TX_BUSY when BD ring is full.

Signed-off-by: Li Yang <[EMAIL PROTECTED]>
---
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)

-
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