[PATCH] (5/8) arlan -- more set never used elements

[Stephen Hemminger <shemminger@xxxxxxxx>]

Still more places state is saved and never used.

diff -Nru a/drivers/net/wireless/arlan-main.c 
b/drivers/net/wireless/arlan-main.c
--- a/drivers/net/wireless/arlan-main.c Thu Sep 25 14:55:21 2003
+++ b/drivers/net/wireless/arlan-main.c Thu Sep 25 14:55:21 2003
@@ -156,7 +156,6 @@
                TXHEAD(dev).offset = 0;
                TXTAIL(dev).offset = 0;
                priv->txLast = 0;
-               priv->txOffset = 0;
                priv->bad = 0;
                if (!priv->under_reset && !priv->under_config)
                        netif_wake_queue (dev);
@@ -549,7 +548,6 @@
                }
                else
                        IFDEBUG(ARLAN_DEBUG_TX_CHAIN) printk(KERN_ERR 
"ReTransmit buff empty");
-               priv->txOffset = 0;
                netif_wake_queue (dev);
                return;
 
@@ -575,10 +573,6 @@
        int bh_mark_needed = 0;
        int next_tick = 1;
 
-
-       priv->timer_chain_active = 1;
-
-
        if (registrationBad(dev))
        {
                //debug=100;
@@ -643,7 +637,6 @@
                }
                if (!(TXHEAD(dev).offset && TXTAIL(dev).offset))
                {
-                       priv->txOffset = 0;
                        netif_wake_queue (dev);
                }
                priv->tx_done_delayed = 0;
@@ -651,7 +644,6 @@
        }
        if (bh_mark_needed)
        {
-               priv->txOffset = 0;
                netif_wake_queue (dev);
        }
        arlan_process_interrupt(dev);
@@ -659,7 +651,6 @@
        if (next_tick < priv->card_polling_interval)
                next_tick = priv->card_polling_interval;
 
-       priv->timer_chain_active = 0;
        priv->timer.expires = jiffies + next_tick;
 
        add_timer(&priv->timer);
@@ -1245,7 +1236,6 @@
        priv->reset = 0;
        memcpy_fromio(dev->dev_addr, arlan->lanCardNodeId, 6);
        memset(dev->broadcast, 0xff, 6);
-       priv->txOffset = 0;
        dev->tx_queue_len = tx_queue_len;
        priv->interrupt_processing_active = 0;
        priv->command_lock = 0;
@@ -1291,7 +1281,6 @@
 
 static int arlan_tx(struct sk_buff *skb, struct net_device *dev)
 {
-       struct arlan_private *priv = dev->priv;
        short length;
        unsigned char *buf;
 
@@ -1300,7 +1289,7 @@
        length = ETH_ZLEN < skb->len ? skb->len : ETH_ZLEN;
        buf = skb->data;
 
-       if (priv->txOffset + length + 0x12 > 0x800) {
+       if (length + 0x12 > 0x800) {
                printk(KERN_ERR "TX RING overflow \n");
                netif_stop_queue (dev);
        }
@@ -1313,13 +1302,11 @@
        dev_kfree_skb(skb);
 
        arlan_process_interrupt(dev);
-       priv->tx_chain_active = 0;
        ARLAN_DEBUG_EXIT("arlan_tx");
        return 0;
 
 bad_end:
        arlan_process_interrupt(dev);
-       priv->tx_chain_active = 0;
        netif_stop_queue (dev);
        ARLAN_DEBUG_EXIT("arlan_tx");
        return 1;
@@ -1417,7 +1404,6 @@
                                }
                                if (!TXHEAD(dev).offset || !TXTAIL(dev).offset)
                                {
-                                       priv->txOffset = 0;
                                        netif_wake_queue (dev);
                                }
                        }
diff -Nru a/drivers/net/wireless/arlan.h b/drivers/net/wireless/arlan.h
--- a/drivers/net/wireless/arlan.h      Thu Sep 25 14:55:21 2003
+++ b/drivers/net/wireless/arlan.h      Thu Sep 25 14:55:21 2003
@@ -358,7 +358,6 @@
       char reTransmitBuff[0x800];
       volatile int txLast;
       volatile int txNew;
-      volatile int txOffset;
       volatile char ReTransmitRequested;
       volatile unsigned long tx_done_delayed;
       volatile long long registrationLastSeen;
@@ -367,8 +366,6 @@
       volatile long long tx_last_sent;
       volatile long long tx_last_cleared;
       volatile int     retransmissions;
-      volatile int     tx_chain_active;
-      volatile int     timer_chain_active;
       volatile int     interrupt_ack_requested;
       volatile long    command_lock;
       volatile int     rx_command_needed;