ipg: fix queue stop condition in the xmit handler

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
diff --git a/drivers/net/ipg.c b/drivers/net/ipg.c
index 9752902..b234b29 100644
--- a/drivers/net/ipg.c
+++ b/drivers/net/ipg.c
@@ -1994,7 +1994,7 @@
 	ipg_w32(IPG_DC_TX_DMA_POLL_NOW, DMA_CTRL);
 
 	if (sp->tx_current == (sp->tx_dirty + IPG_TFDLIST_LENGTH))
-		netif_wake_queue(dev);
+		netif_stop_queue(dev);
 
 	spin_unlock_irqrestore(&sp->lock, flags);