1 files changed, 33 insertions, 59 deletions

diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 06998c2240d9..750c0167539c 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -35,6 +35,7 @@
 #include <linux/interrupt.h>
 #include <linux/in.h>
 #include <linux/bitops.h>
+#include <linux/scatterlist.h>
 #include <asm/io.h>
 #include <asm/system.h>
 
@@ -1046,7 +1047,6 @@ static WifiCtlHdr wifictlhdr8023 = {
         }
 };
 
-#ifdef WIRELESS_EXT
 // Frequency list (map channels to frequencies)
 static const long frequency_list[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442,
                                 2447, 2452, 2457, 2462, 2467, 2472, 2484 };
@@ -1067,7 +1067,6 @@ typedef struct wep_key_t {
 
 /* List of Wireless Handlers (new API) */
 static const struct iw_handler_def      airo_handler_def;
-#endif /* WIRELESS_EXT */
 
 static const char version[] = "airo.c 0.6 (Ben Reed & Javier Achirica)";
 
@@ -1110,10 +1109,8 @@ static irqreturn_t airo_interrupt( int irq, void* dev_id, struct pt_regs
 static int airo_thread(void *data);
 static void timer_func( struct net_device *dev );
 static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
-#ifdef WIRELESS_EXT
 static struct iw_statistics *airo_get_wireless_stats (struct net_device *dev);
 static void airo_read_wireless_stats (struct airo_info *local);
-#endif /* WIRELESS_EXT */
 #ifdef CISCO_EXT
 static int readrids(struct net_device *dev, aironet_ioctl *comp);
 static int writerids(struct net_device *dev, aironet_ioctl *comp);
@@ -1187,12 +1184,10 @@ struct airo_info {
                 int fid;
         } xmit, xmit11;
         struct net_device *wifidev;
-#ifdef WIRELESS_EXT
         struct iw_statistics    wstats;         // wireless stats
         unsigned long           scan_timestamp; /* Time started to scan */
         struct iw_spy_data      spy_data;
         struct iw_public_data   wireless_data;
-#endif /* WIRELESS_EXT */
 #ifdef MICSUPPORT
         /* MIC stuff */
         struct crypto_tfm       *tfm;
@@ -1596,11 +1591,9 @@ static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct
                 aes_counter[12] = (u8)(counter >> 24);
                 counter++;
                 memcpy (plain, aes_counter, 16);
-                sg[0].page = virt_to_page(plain);
-                sg[0].offset = ((long) plain & ~PAGE_MASK);
-                sg[0].length = 16;
+                sg_set_buf(sg, plain, 16);
                 crypto_cipher_encrypt(tfm, sg, sg, 16);
-                cipher = kmap(sg[0].page) + sg[0].offset;
+                cipher = kmap(sg->page) + sg->offset;
                 for (j=0; (j<16) && (i< (sizeof(context->coeff)/sizeof(context->coeff[0]))); ) {
                         context->coeff[i++] = ntohl(*(u32 *)&cipher[j]);
                         j += 4;
@@ -2387,14 +2380,10 @@ void stop_airo_card( struct net_device *dev, int freeres )
                         dev_kfree_skb(skb);
         }
 
-        if (ai->flash)
-                kfree(ai->flash);
-        if (ai->rssi)
-                kfree(ai->rssi);
-        if (ai->APList)
-                kfree(ai->APList);
-        if (ai->SSID)
-                kfree(ai->SSID);
+        kfree(ai->flash);
+        kfree(ai->rssi);
+        kfree(ai->APList);
+        kfree(ai->SSID);
         if (freeres) {
                 /* PCMCIA frees this stuff, so only for PCI and ISA */
                 release_region( dev->base_addr, 64 );
@@ -2527,7 +2516,8 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci,
         unsigned long mem_start, mem_len, aux_start, aux_len;
         int rc = -1;
         int i;
-        unsigned char *busaddroff,*vpackoff;
+        dma_addr_t busaddroff;
+        unsigned char *vpackoff;
         unsigned char __iomem *pciaddroff;
 
         mem_start = pci_resource_start(pci, 1);
@@ -2570,7 +2560,7 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci,
         /*
          * Setup descriptor RX, TX, CONFIG
          */
-        busaddroff = (unsigned char *)ai->shared_dma;
+        busaddroff = ai->shared_dma;
         pciaddroff = ai->pciaux + AUX_OFFSET;
         vpackoff   = ai->shared;
 
@@ -2579,7 +2569,7 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci,
                 ai->rxfids[i].pending = 0;
                 ai->rxfids[i].card_ram_off = pciaddroff;
                 ai->rxfids[i].virtual_host_addr = vpackoff;
-                ai->rxfids[i].rx_desc.host_addr = (dma_addr_t) busaddroff;
+                ai->rxfids[i].rx_desc.host_addr = busaddroff;
                 ai->rxfids[i].rx_desc.valid = 1;
                 ai->rxfids[i].rx_desc.len = PKTSIZE;
                 ai->rxfids[i].rx_desc.rdy = 0;
@@ -2594,7 +2584,7 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci,
                 ai->txfids[i].card_ram_off = pciaddroff;
                 ai->txfids[i].virtual_host_addr = vpackoff;
                 ai->txfids[i].tx_desc.valid = 1;
-                ai->txfids[i].tx_desc.host_addr = (dma_addr_t) busaddroff;
+                ai->txfids[i].tx_desc.host_addr = busaddroff;
                 memcpy(ai->txfids[i].virtual_host_addr,
                         &wifictlhdr8023, sizeof(wifictlhdr8023));
 
@@ -2607,8 +2597,8 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci,
         /* Rid descriptor setup */
         ai->config_desc.card_ram_off = pciaddroff;
         ai->config_desc.virtual_host_addr = vpackoff;
-        ai->config_desc.rid_desc.host_addr = (dma_addr_t) busaddroff;
-        ai->ridbus = (dma_addr_t)busaddroff;
+        ai->config_desc.rid_desc.host_addr = busaddroff;
+        ai->ridbus = busaddroff;
         ai->config_desc.rid_desc.rid = 0;
         ai->config_desc.rid_desc.len = RIDSIZE;
         ai->config_desc.rid_desc.valid = 1;
@@ -2647,9 +2637,7 @@ static void wifi_setup(struct net_device *dev)
         dev->get_stats = &airo_get_stats;
         dev->set_mac_address = &airo_set_mac_address;
         dev->do_ioctl = &airo_ioctl;
-#ifdef WIRELESS_EXT
         dev->wireless_handlers = &airo_handler_def;
-#endif /* WIRELESS_EXT */
         dev->change_mtu = &airo_change_mtu;
         dev->open = &airo_open;
         dev->stop = &airo_close;
@@ -2675,9 +2663,7 @@ static struct net_device *init_wifidev(struct airo_info *ai,
         dev->priv = ethdev->priv;
         dev->irq = ethdev->irq;
         dev->base_addr = ethdev->base_addr;
-#ifdef WIRELESS_EXT
         dev->wireless_data = ethdev->wireless_data;
-#endif /* WIRELESS_EXT */
         memcpy(dev->dev_addr, ethdev->dev_addr, dev->addr_len);
         err = register_netdev(dev);
         if (err<0) {
@@ -2755,11 +2741,9 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
         dev->set_multicast_list = &airo_set_multicast_list;
         dev->set_mac_address = &airo_set_mac_address;
         dev->do_ioctl = &airo_ioctl;
-#ifdef WIRELESS_EXT
         dev->wireless_handlers = &airo_handler_def;
         ai->wireless_data.spy_data = &ai->spy_data;
         dev->wireless_data = &ai->wireless_data;
-#endif /* WIRELESS_EXT */
         dev->change_mtu = &airo_change_mtu;
         dev->open = &airo_open;
         dev->stop = &airo_close;
@@ -3637,10 +3621,8 @@ static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
         int rc;
 
         memset( &mySsid, 0, sizeof( mySsid ) );
-        if (ai->flash) {
-                kfree (ai->flash);
-                ai->flash = NULL;
-        }
+        kfree (ai->flash);
+        ai->flash = NULL;
 
         /* The NOP is the first step in getting the card going */
         cmd.cmd = NOP;
@@ -3677,14 +3659,10 @@ static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
                 tdsRssiRid rssi_rid;
                 CapabilityRid cap_rid;
 
-                if (ai->APList) {
-                        kfree(ai->APList);
-                        ai->APList = NULL;
-                }
-                if (ai->SSID) {
-                        kfree(ai->SSID);
-                        ai->SSID = NULL;
-                }
+                kfree(ai->APList);
+                ai->APList = NULL;
+                kfree(ai->SSID);
+                ai->SSID = NULL;
                 // general configuration (read/modify/write)
                 status = readConfigRid(ai, lock);
                 if ( status != SUCCESS ) return ERROR;
@@ -3698,10 +3676,8 @@ static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
                                 memcpy(ai->rssi, (u8*)&rssi_rid + 2, 512); /* Skip RID length member */
                 }
                 else {
-                        if (ai->rssi) {
-                                kfree(ai->rssi);
-                                ai->rssi = NULL;
-                        }
+                        kfree(ai->rssi);
+                        ai->rssi = NULL;
                         if (cap_rid.softCap & 8)
                                 ai->config.rmode |= RXMODE_NORMALIZED_RSSI;
                         else
@@ -5380,11 +5356,13 @@ static int proc_BSSList_open( struct inode *inode, struct file *file ) {
 
 static int proc_close( struct inode *inode, struct file *file )
 {
-        struct proc_data *data = (struct proc_data *)file->private_data;
-        if ( data->on_close != NULL ) data->on_close( inode, file );
-        if ( data->rbuffer ) kfree( data->rbuffer );
-        if ( data->wbuffer ) kfree( data->wbuffer );
-        kfree( data );
+        struct proc_data *data = file->private_data;
+
+        if (data->on_close != NULL)
+                data->on_close(inode, file);
+        kfree(data->rbuffer);
+        kfree(data->wbuffer);
+        kfree(data);
         return 0;
 }
 
@@ -5515,12 +5493,13 @@ static int airo_pci_resume(struct pci_dev *pdev)
         struct net_device *dev = pci_get_drvdata(pdev);
         struct airo_info *ai = dev->priv;
         Resp rsp;
+        pci_power_t prev_state = pdev->current_state;
 
-        pci_set_power_state(pdev, 0);
+        pci_set_power_state(pdev, PCI_D0);
         pci_restore_state(pdev);
-        pci_enable_wake(pdev, pci_choose_state(pdev, ai->power), 0);
+        pci_enable_wake(pdev, PCI_D0, 0);
 
-        if (ai->power.event > 1) {
+        if (prev_state != PCI_D1) {
                 reset_card(dev, 0);
                 mpi_init_descriptors(ai);
                 setup_card(ai, dev->dev_addr, 0);
@@ -5598,7 +5577,6 @@ static void __exit airo_cleanup_module( void )
         remove_proc_entry("aironet", proc_root_driver);
 }
 
-#ifdef WIRELESS_EXT
 /*
  * Initial Wireless Extension code for Aironet driver by :
  *      Jean Tourrilhes <jt@hpl.hp.com> - HPL - 17 November 00
@@ -7107,8 +7085,6 @@ static const struct iw_handler_def	airo_handler_def =
         .get_wireless_stats = airo_get_wireless_stats,
 };
 
-#endif /* WIRELESS_EXT */
-
 /*
  * This defines the configuration part of the Wireless Extensions
  * Note : irq and spinlock protection will occur in the subroutines
@@ -7187,7 +7163,6 @@ static int airo_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
         return rc;
 }
 
-#ifdef WIRELESS_EXT
 /*
  * Get the Wireless stats out of the driver
  * Note : irq and spinlock protection will occur in the subroutines
@@ -7260,7 +7235,6 @@ static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev)
 
         return &local->wstats;
 }
-#endif /* WIRELESS_EXT */
 
 #ifdef CISCO_EXT
 /*