netxen: code cleanup

o remove unused structure defs.
o remove unnecessary includes.
o replace enums with specific #defines.
o reduce footprint of stats structure.

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 17 deletions

diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index aef77289bd34..85693c0f5637 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -29,7 +29,7 @@
  */
 
 #include <linux/vmalloc.h>
-#include <linux/highmem.h>
+#include <linux/interrupt.h>
 #include "netxen_nic_hw.h"
 
 #include "netxen_nic.h"
@@ -1598,10 +1598,6 @@ static void netxen_tx_timeout_task(struct work_struct *work)
         netif_wake_queue(adapter->netdev);
 }
 
-/*
- * netxen_nic_get_stats - Get System Network Statistics
- * @netdev: network interface device structure
- */
 struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
 {
         struct netxen_adapter *adapter = netdev_priv(netdev);
@@ -1609,22 +1605,11 @@ struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
 
         memset(stats, 0, sizeof(*stats));
 
-        /* total packets received   */
         stats->rx_packets = adapter->stats.no_rcv;
-        /* total packets transmitted    */
-        stats->tx_packets = adapter->stats.xmitedframes +
-                adapter->stats.xmitfinished;
-        /* total bytes received     */
+        stats->tx_packets = adapter->stats.xmitfinished;
         stats->rx_bytes = adapter->stats.rxbytes;
-        /* total bytes transmitted  */
         stats->tx_bytes = adapter->stats.txbytes;
-        /* bad packets received     */
-        stats->rx_errors = adapter->stats.rcvdbadskb;
-        /* packet transmit problems */
-        stats->tx_errors = adapter->stats.nocmddescriptor;
-        /* no space in linux buffers    */
         stats->rx_dropped = adapter->stats.rxdropped;
-        /* no space available in linux  */
         stats->tx_dropped = adapter->stats.txdropped;
 
         return stats;