[PATCH 2.5] e1000: fix napi crash on ifdown during traffic

[Jesse Brandeburg <jesse.brandeburg@xxxxxxxxx>]

Signed off by: Jesse Brandeburg

diff -Naurp linux-2.5/drivers/net/e1000/e1000_main.c 
linux-2.5/drivers/net/e1000.mod/e1000_main.c
--- linux-2.5/drivers/net/e1000/e1000_main.c    2004-06-03 17:57:55.000000000 
-0700
+++ linux-2.5/drivers/net/e1000.mod/e1000_main.c        2004-06-03 
17:59:04.000000000 -0700
@@ -52,7 +52,7 @@
 
 char e1000_driver_name[] = "e1000";
 char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
-char e1000_driver_version[] = "5.2.52-k2";
+char e1000_driver_version[] = "5.2.52-k4";
 char e1000_copyright[] = "Copyright (c) 1999-2004 Intel Corporation.";
 
 /* e1000_pci_tbl - PCI Device ID Table
@@ -2143,6 +2143,7 @@ e1000_clean(struct net_device *netdev, i
        if(work_done < work_to_do || !netif_running(netdev)) {
                netif_rx_complete(netdev);
                e1000_irq_enable(adapter);
+               return 0;
        }
 
        return (work_done >= work_to_do);