Merge branch 'linus' into x86/paravirt-spinlocks

1 files changed, 78 insertions, 78 deletions

diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 32019fb878d8..b5cd850a4a59 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -85,10 +85,10 @@ static struct pci_driver airo_driver = {
 
 /* Include Wireless Extension definition and check version - Jean II */
 #include <linux/wireless.h>
-#define WIRELESS_SPY		// enable iwspy support
-#include <net/iw_handler.h>	// New driver API
+#define WIRELESS_SPY		/* enable iwspy support */
+#include <net/iw_handler.h>	/* New driver API */
 
-#define CISCO_EXT		// enable Cisco extensions
+#define CISCO_EXT		/* enable Cisco extensions */
 #ifdef CISCO_EXT
 #include <linux/delay.h>
 #endif
@@ -281,7 +281,7 @@ MODULE_PARM_DESC(proc_perm, "The permission bits of the files in /proc");
 /* This is a kind of sloppy hack to get this information to OUT4500 and
    IN4500.  I would be extremely interested in the situation where this
    doesn't work though!!! */
-static int do8bitIO = 0;
+static int do8bitIO /* = 0 */;
 
 /* Return codes */
 #define SUCCESS 0
@@ -398,8 +398,8 @@ static int do8bitIO = 0;
 #define MAXTXQ 64
 
 /* BAP selectors */
-#define BAP0 0 // Used for receiving packets
-#define BAP1 2 // Used for xmiting packets and working with RIDS
+#define BAP0 0 /* Used for receiving packets */
+#define BAP1 2 /* Used for xmiting packets and working with RIDS */
 
 /* Flags */
 #define COMMAND_BUSY 0x8000
@@ -1148,7 +1148,6 @@ static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm);
 static void airo_networks_free(struct airo_info *ai);
 
 struct airo_info {
-	struct net_device_stats	stats;
 	struct net_device             *dev;
 	struct list_head              dev_list;
 	/* Note, we can have MAX_FIDS outstanding.  FIDs are 16-bits, so we
@@ -1924,7 +1923,7 @@ static int mpi_start_xmit(struct sk_buff *skb, struct net_device *dev) {
 	if (npacks >= MAXTXQ - 1) {
 		netif_stop_queue (dev);
 		if (npacks > MAXTXQ) {
-			ai->stats.tx_fifo_errors++;
+			dev->stats.tx_fifo_errors++;
 			return 1;
 		}
 		skb_queue_tail (&ai->txq, skb);
@@ -2044,13 +2043,13 @@ static void get_tx_error(struct airo_info *ai, s32 fid)
 		bap_read(ai, &status, 2, BAP0);
 	}
 	if (le16_to_cpu(status) & 2) /* Too many retries */
-		ai->stats.tx_aborted_errors++;
+		ai->dev->stats.tx_aborted_errors++;
 	if (le16_to_cpu(status) & 4) /* Transmit lifetime exceeded */
-		ai->stats.tx_heartbeat_errors++;
+		ai->dev->stats.tx_heartbeat_errors++;
 	if (le16_to_cpu(status) & 8) /* Aid fail */
 		{ }
 	if (le16_to_cpu(status) & 0x10) /* MAC disabled */
-		ai->stats.tx_carrier_errors++;
+		ai->dev->stats.tx_carrier_errors++;
 	if (le16_to_cpu(status) & 0x20) /* Association lost */
 		{ }
 	/* We produce a TXDROP event only for retry or lifetime
@@ -2102,7 +2101,7 @@ static void airo_end_xmit(struct net_device *dev) {
 		for (; i < MAX_FIDS / 2 && (priv->fids[i] & 0xffff0000); i++);
 	} else {
 		priv->fids[fid] &= 0xffff;
-		priv->stats.tx_window_errors++;
+		dev->stats.tx_window_errors++;
 	}
 	if (i < MAX_FIDS / 2)
 		netif_wake_queue(dev);
@@ -2128,7 +2127,7 @@ static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) {
 		netif_stop_queue(dev);
 
 		if (i == MAX_FIDS / 2) {
-			priv->stats.tx_fifo_errors++;
+			dev->stats.tx_fifo_errors++;
 			return 1;
 		}
 	}
@@ -2167,7 +2166,7 @@ static void airo_end_xmit11(struct net_device *dev) {
 		for (; i < MAX_FIDS && (priv->fids[i] & 0xffff0000); i++);
 	} else {
 		priv->fids[fid] &= 0xffff;
-		priv->stats.tx_window_errors++;
+		dev->stats.tx_window_errors++;
 	}
 	if (i < MAX_FIDS)
 		netif_wake_queue(dev);
@@ -2199,7 +2198,7 @@ static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) {
 		netif_stop_queue(dev);
 
 		if (i == MAX_FIDS) {
-			priv->stats.tx_fifo_errors++;
+			dev->stats.tx_fifo_errors++;
 			return 1;
 		}
 	}
@@ -2219,8 +2218,9 @@ static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) {
 	return 0;
 }
 
-static void airo_read_stats(struct airo_info *ai)
+static void airo_read_stats(struct net_device *dev)
 {
+	struct airo_info *ai = dev->priv;
 	StatsRid stats_rid;
 	__le32 *vals = stats_rid.vals;
 
@@ -2232,23 +2232,24 @@ static void airo_read_stats(struct airo_info *ai)
 	readStatsRid(ai, &stats_rid, RID_STATS, 0);
 	up(&ai->sem);
 
-	ai->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) +
+	dev->stats.rx_packets = le32_to_cpu(vals[43]) + le32_to_cpu(vals[44]) +
 			       le32_to_cpu(vals[45]);
-	ai->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) +
+	dev->stats.tx_packets = le32_to_cpu(vals[39]) + le32_to_cpu(vals[40]) +
 			       le32_to_cpu(vals[41]);
-	ai->stats.rx_bytes = le32_to_cpu(vals[92]);
-	ai->stats.tx_bytes = le32_to_cpu(vals[91]);
-	ai->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) +
+	dev->stats.rx_bytes = le32_to_cpu(vals[92]);
+	dev->stats.tx_bytes = le32_to_cpu(vals[91]);
+	dev->stats.rx_errors = le32_to_cpu(vals[0]) + le32_to_cpu(vals[2]) +
 			      le32_to_cpu(vals[3]) + le32_to_cpu(vals[4]);
-	ai->stats.tx_errors = le32_to_cpu(vals[42]) + ai->stats.tx_fifo_errors;
-	ai->stats.multicast = le32_to_cpu(vals[43]);
-	ai->stats.collisions = le32_to_cpu(vals[89]);
+	dev->stats.tx_errors = le32_to_cpu(vals[42]) +
+			      dev->stats.tx_fifo_errors;
+	dev->stats.multicast = le32_to_cpu(vals[43]);
+	dev->stats.collisions = le32_to_cpu(vals[89]);
 
 	/* detailed rx_errors: */
-	ai->stats.rx_length_errors = le32_to_cpu(vals[3]);
-	ai->stats.rx_crc_errors = le32_to_cpu(vals[4]);
-	ai->stats.rx_frame_errors = le32_to_cpu(vals[2]);
-	ai->stats.rx_fifo_errors = le32_to_cpu(vals[0]);
+	dev->stats.rx_length_errors = le32_to_cpu(vals[3]);
+	dev->stats.rx_crc_errors = le32_to_cpu(vals[4]);
+	dev->stats.rx_frame_errors = le32_to_cpu(vals[2]);
+	dev->stats.rx_fifo_errors = le32_to_cpu(vals[0]);
 }
 
 static struct net_device_stats *airo_get_stats(struct net_device *dev)
@@ -2261,10 +2262,10 @@ static struct net_device_stats *airo_get_stats(struct net_device *dev)
 			set_bit(JOB_STATS, &local->jobs);
 			wake_up_interruptible(&local->thr_wait);
 		} else
-			airo_read_stats(local);
+			airo_read_stats(dev);
 	}
 
-	return &local->stats;
+	return &dev->stats;
 }
 
 static void airo_set_promisc(struct airo_info *ai) {
@@ -3093,7 +3094,7 @@ static int airo_thread(void *data) {
 		else if (test_bit(JOB_XMIT11, &ai->jobs))
 			airo_end_xmit11(dev);
 		else if (test_bit(JOB_STATS, &ai->jobs))
-			airo_read_stats(ai);
+			airo_read_stats(dev);
 		else if (test_bit(JOB_WSTATS, &ai->jobs))
 			airo_read_wireless_stats(ai);
 		else if (test_bit(JOB_PROMISC, &ai->jobs))
@@ -3289,7 +3290,7 @@ static irqreturn_t airo_interrupt(int irq, void *dev_id)
 
 			skb = dev_alloc_skb( len + hdrlen + 2 + 2 );
 			if ( !skb ) {
-				apriv->stats.rx_dropped++;
+				dev->stats.rx_dropped++;
 				goto badrx;
 			}
 			skb_reserve(skb, 2); /* This way the IP header is aligned */
@@ -3557,7 +3558,7 @@ static void mpi_receive_802_3(struct airo_info *ai)
 
 		skb = dev_alloc_skb(len);
 		if (!skb) {
-			ai->stats.rx_dropped++;
+			ai->dev->stats.rx_dropped++;
 			goto badrx;
 		}
 		buffer = skb_put(skb,len);
@@ -3650,7 +3651,7 @@ void mpi_receive_802_11 (struct airo_info *ai)
 
 	skb = dev_alloc_skb( len + hdrlen + 2 );
 	if ( !skb ) {
-		ai->stats.rx_dropped++;
+		ai->dev->stats.rx_dropped++;
 		goto badrx;
 	}
 	buffer = (u16*)skb_put (skb, len + hdrlen);
@@ -4560,22 +4561,13 @@ static ssize_t proc_read( struct file *file,
 			  size_t len,
 			  loff_t *offset )
 {
-	loff_t pos = *offset;
-	struct proc_data *priv = (struct proc_data*)file->private_data;
+	struct proc_data *priv = file->private_data;
 
 	if (!priv->rbuffer)
 		return -EINVAL;
 
-	if (pos < 0)
-		return -EINVAL;
-	if (pos >= priv->readlen)
-		return 0;
-	if (len > priv->readlen - pos)
-		len = priv->readlen - pos;
-	if (copy_to_user(buffer, priv->rbuffer + pos, len))
-		return -EFAULT;
-	*offset = pos + len;
-	return len;
+	return simple_read_from_buffer(buffer, len, offset, priv->rbuffer,
+					priv->readlen);
 }
 
 /*
@@ -5530,11 +5522,13 @@ static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 	Cmd cmd;
 	Resp rsp;
 
-	if ((ai->APList == NULL) &&
-		(ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL)) == NULL)
+	if (!ai->APList)
+		ai->APList = kmalloc(sizeof(APListRid), GFP_KERNEL);
+	if (!ai->APList)
 		return -ENOMEM;
-	if ((ai->SSID == NULL) &&
-		(ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL)) == NULL)
+	if (!ai->SSID)
+		ai->SSID = kmalloc(sizeof(SsidRid), GFP_KERNEL);
+	if (!ai->SSID)
 		return -ENOMEM;
 	readAPListRid(ai, ai->APList);
 	readSsidRid(ai, ai->SSID);
@@ -5545,7 +5539,7 @@ static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 	disable_MAC(ai, 0);
 	netif_device_detach(dev);
 	ai->power = state;
-	cmd.cmd=HOSTSLEEP;
+	cmd.cmd = HOSTSLEEP;
 	issuecommand(ai, &cmd, &rsp);
 
 	pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
@@ -5575,7 +5569,7 @@ static int airo_pci_resume(struct pci_dev *pdev)
 		msleep(100);
 	}
 
-	set_bit (FLAG_COMMIT, &ai->flags);
+	set_bit(FLAG_COMMIT, &ai->flags);
 	disable_MAC(ai, 0);
         msleep(200);
 	if (ai->SSID) {
@@ -5602,9 +5596,6 @@ static int airo_pci_resume(struct pci_dev *pdev)
 static int __init airo_init_module( void )
 {
 	int i;
-#if 0
-	int have_isa_dev = 0;
-#endif
 
 	airo_entry = create_proc_entry("driver/aironet",
 				       S_IFDIR | airo_perm,
@@ -5615,15 +5606,11 @@ static int __init airo_init_module( void )
 		airo_entry->gid = proc_gid;
 	}
 
-	for( i = 0; i < 4 && io[i] && irq[i]; i++ ) {
+	for (i = 0; i < 4 && io[i] && irq[i]; i++) {
 		airo_print_info("", "Trying to configure ISA adapter at irq=%d "
 			"io=0x%x", irq[i], io[i] );
 		if (init_airo_card( irq[i], io[i], 0, NULL ))
-#if 0
-			have_isa_dev = 1;
-#else
 			/* do nothing */ ;
-#endif
 	}
 
 #ifdef CONFIG_PCI
@@ -5669,7 +5656,7 @@ static void __exit airo_cleanup_module( void )
 
 static u8 airo_rssi_to_dbm (tdsRssiEntry *rssi_rid, u8 rssi)
 {
-	if( !rssi_rid )
+	if (!rssi_rid)
 		return 0;
 
 	return (0x100 - rssi_rid[rssi].rssidBm);
@@ -5679,10 +5666,10 @@ static u8 airo_dbm_to_pct (tdsRssiEntry *rssi_rid, u8 dbm)
 {
 	int i;
 
-	if( !rssi_rid )
+	if (!rssi_rid)
 		return 0;
 
-	for( i = 0; i < 256; i++ )
+	for (i = 0; i < 256; i++)
 		if (rssi_rid[i].rssidBm == dbm)
 			return rssi_rid[i].rssipct;
 
@@ -7164,6 +7151,7 @@ out:
  * format that the Wireless Tools will understand - Jean II
  */
 static inline char *airo_translate_scan(struct net_device *dev,
+					struct iw_request_info *info,
 					char *current_ev,
 					char *end_buf,
 					BSSListRid *bss)
@@ -7180,7 +7168,8 @@ static inline char *airo_translate_scan(struct net_device *dev,
 	iwe.cmd = SIOCGIWAP;
 	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
 	memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
-	current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN);
+	current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+					  &iwe, IW_EV_ADDR_LEN);
 
 	/* Other entries will be displayed in the order we give them */
 
@@ -7190,7 +7179,8 @@ static inline char *airo_translate_scan(struct net_device *dev,
 		iwe.u.data.length = 32;
 	iwe.cmd = SIOCGIWESSID;
 	iwe.u.data.flags = 1;
-	current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
+	current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+					  &iwe, bss->ssid);
 
 	/* Add mode */
 	iwe.cmd = SIOCGIWMODE;
@@ -7200,7 +7190,8 @@ static inline char *airo_translate_scan(struct net_device *dev,
 			iwe.u.mode = IW_MODE_MASTER;
 		else
 			iwe.u.mode = IW_MODE_ADHOC;
-		current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_UINT_LEN);
+		current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+						  &iwe, IW_EV_UINT_LEN);
 	}
 
 	/* Add frequency */
@@ -7211,7 +7202,8 @@ static inline char *airo_translate_scan(struct net_device *dev,
 	 */
 	iwe.u.freq.m = frequency_list[iwe.u.freq.m - 1] * 100000;
 	iwe.u.freq.e = 1;
-	current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
+	current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+					  &iwe, IW_EV_FREQ_LEN);
 
 	dBm = le16_to_cpu(bss->dBm);
 
@@ -7231,7 +7223,8 @@ static inline char *airo_translate_scan(struct net_device *dev,
 				| IW_QUAL_DBM;
 	}
 	iwe.u.qual.noise = ai->wstats.qual.noise;
-	current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
+	current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+					  &iwe, IW_EV_QUAL_LEN);
 
 	/* Add encryption capability */
 	iwe.cmd = SIOCGIWENCODE;
@@ -7240,11 +7233,12 @@ static inline char *airo_translate_scan(struct net_device *dev,
 	else
 		iwe.u.data.flags = IW_ENCODE_DISABLED;
 	iwe.u.data.length = 0;
-	current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid);
+	current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+					  &iwe, bss->ssid);
 
 	/* Rate : stuffing multiple values in a single event require a bit
 	 * more of magic - Jean II */
-	current_val = current_ev + IW_EV_LCP_LEN;
+	current_val = current_ev + iwe_stream_lcp_len(info);
 
 	iwe.cmd = SIOCGIWRATE;
 	/* Those two flags are ignored... */
@@ -7257,10 +7251,12 @@ static inline char *airo_translate_scan(struct net_device *dev,
 		/* Bit rate given in 500 kb/s units (+ 0x80) */
 		iwe.u.bitrate.value = ((bss->rates[i] & 0x7f) * 500000);
 		/* Add new value to event */
-		current_val = iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, IW_EV_PARAM_LEN);
+		current_val = iwe_stream_add_value(info, current_ev,
+						   current_val, end_buf,
+						   &iwe, IW_EV_PARAM_LEN);
 	}
 	/* Check if we added any event */
-	if((current_val - current_ev) > IW_EV_LCP_LEN)
+	if ((current_val - current_ev) > iwe_stream_lcp_len(info))
 		current_ev = current_val;
 
 	/* Beacon interval */
@@ -7269,7 +7265,8 @@ static inline char *airo_translate_scan(struct net_device *dev,
 		iwe.cmd = IWEVCUSTOM;
 		sprintf(buf, "bcn_int=%d", bss->beaconInterval);
 		iwe.u.data.length = strlen(buf);
-		current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, buf);
+		current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+						  &iwe, buf);
 		kfree(buf);
 	}
 
@@ -7303,8 +7300,10 @@ static inline char *airo_translate_scan(struct net_device *dev,
 					iwe.cmd = IWEVGENIE;
 					iwe.u.data.length = min(info_element->len + 2,
 								  MAX_WPA_IE_LEN);
-					current_ev = iwe_stream_add_point(current_ev, end_buf,
-							&iwe, (char *) info_element);
+					current_ev = iwe_stream_add_point(
+							info, current_ev,
+							end_buf, &iwe,
+							(char *) info_element);
 				}
 				break;
 
@@ -7312,8 +7311,9 @@ static inline char *airo_translate_scan(struct net_device *dev,
 				iwe.cmd = IWEVGENIE;
 				iwe.u.data.length = min(info_element->len + 2,
 							  MAX_WPA_IE_LEN);
-				current_ev = iwe_stream_add_point(current_ev, end_buf,
-						&iwe, (char *) info_element);
+				current_ev = iwe_stream_add_point(
+					info, current_ev, end_buf,
+					&iwe, (char *) info_element);
 				break;
 
 			default:
@@ -7352,7 +7352,7 @@ static int airo_get_scan(struct net_device *dev,
 
 	list_for_each_entry (net, &ai->network_list, list) {
 		/* Translate to WE format this entry */
-		current_ev = airo_translate_scan(dev, current_ev,
+		current_ev = airo_translate_scan(dev, info, current_ev,
 						 extra + dwrq->length,
 						 &net->bss);