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Commit 18babd38 authored by Li Yang's avatar Li Yang Committed by Jeff Garzik
Browse files

ucc_geth: returns NETDEV_TX_BUSY when BD ring is full 



Returns NETDEV_TX_BUSY when BD ring is full.

Signed-off-by: default avatarLi Yang <leoli@freescale.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent a394f013

drivers/net/ucc_geth.c

+2 −1
Original line number Diff line number Diff line
@@ -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)