[Patch 3/5 2.5] e1000: fix set ringparam for ethtool returning error code on bad input

[Ganesh Venkatesan <ganesh.venkatesan@xxxxxxxxx>]

diff -up netdev-2.6/drivers/net/e1000/e1000_ethtool.c 
netdev-2.6/drivers/net/e1000.new/e1000_ethtool.c
--- netdev-2.6/drivers/net/e1000/e1000_ethtool.c        2004-10-07 
13:59:52.000000000 -0700
+++ netdev-2.6/drivers/net/e1000.new/e1000_ethtool.c    2004-10-07 
13:59:53.000000000 -0700
@@ -593,6 +593,9 @@ e1000_set_ringparam(struct net_device *n
        tx_old = adapter->tx_ring;
        rx_old = adapter->rx_ring;
 
+       if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) 
+               return -EINVAL;
+
        if(netif_running(adapter->netdev))
                e1000_down(adapter);