[Patch 3/5 2.4] e1000: fix set ringparam for ethtool returning error code on bad input

[Ganesh Venkatesan <ganesh.venkatesan@xxxxxxxxx>]

diff -up linux-2.4/drivers/net/e1000/e1000_ethtool.c 
linux-2.4/drivers/net/e1000.new/e1000_ethtool.c
--- linux-2.4/drivers/net/e1000/e1000_ethtool.c 2004-10-07 09:11:14.000000000 
-0700
+++ linux-2.4/drivers/net/e1000.new/e1000_ethtool.c     2004-10-07 
09:11:17.000000000 -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);