1 files changed, 122 insertions, 146 deletions

diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c
index 0ca0bfeb0ad..3e5fa7872b6 100644
--- a/drivers/net/wireless/hostap/hostap_ioctl.c
+++ b/drivers/net/wireless/hostap/hostap_ioctl.c
@@ -1,8 +1,13 @@
 /* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
 
+#include <linux/slab.h>
 #include <linux/types.h>
+#include <linux/sched.h>
 #include <linux/ethtool.h>
-#include <net/ieee80211_crypt.h>
+#include <linux/if_arp.h>
+#include <linux/module.h>
+#include <linux/etherdevice.h>
+#include <net/lib80211.h>
 
 #include "hostap_wlan.h"
 #include "hostap.h"
@@ -116,32 +121,6 @@ static int prism2_get_name(struct net_device *dev,
 }
 
 
-static void prism2_crypt_delayed_deinit(local_info_t *local,
-					struct ieee80211_crypt_data **crypt)
-{
-	struct ieee80211_crypt_data *tmp;
-	unsigned long flags;
-
-	tmp = *crypt;
-	*crypt = NULL;
-
-	if (tmp == NULL)
-		return;
-
-	/* must not run ops->deinit() while there may be pending encrypt or
-	 * decrypt operations. Use a list of delayed deinits to avoid needing
-	 * locking. */
-
-	spin_lock_irqsave(&local->lock, flags);
-	list_add(&tmp->list, &local->crypt_deinit_list);
-	if (!timer_pending(&local->crypt_deinit_timer)) {
-		local->crypt_deinit_timer.expires = jiffies + HZ;
-		add_timer(&local->crypt_deinit_timer);
-	}
-	spin_unlock_irqrestore(&local->lock, flags);
-}
-
-
 static int prism2_ioctl_siwencode(struct net_device *dev,
 				  struct iw_request_info *info,
 				  struct iw_point *erq, char *keybuf)
@@ -149,47 +128,47 @@ static int prism2_ioctl_siwencode(struct net_device *dev,
 	struct hostap_interface *iface;
 	local_info_t *local;
 	int i;
-	struct ieee80211_crypt_data **crypt;
+	struct lib80211_crypt_data **crypt;
 
 	iface = netdev_priv(dev);
 	local = iface->local;
 
 	i = erq->flags & IW_ENCODE_INDEX;
 	if (i < 1 || i > 4)
-		i = local->tx_keyidx;
+		i = local->crypt_info.tx_keyidx;
 	else
 		i--;
 	if (i < 0 || i >= WEP_KEYS)
 		return -EINVAL;
 
-	crypt = &local->crypt[i];
+	crypt = &local->crypt_info.crypt[i];
 
 	if (erq->flags & IW_ENCODE_DISABLED) {
 		if (*crypt)
-			prism2_crypt_delayed_deinit(local, crypt);
+			lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
 		goto done;
 	}
 
 	if (*crypt != NULL && (*crypt)->ops != NULL &&
 	    strcmp((*crypt)->ops->name, "WEP") != 0) {
 		/* changing to use WEP; deinit previously used algorithm */
-		prism2_crypt_delayed_deinit(local, crypt);
+		lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
 	}
 
 	if (*crypt == NULL) {
-		struct ieee80211_crypt_data *new_crypt;
+		struct lib80211_crypt_data *new_crypt;
 
 		/* take WEP into use */
-		new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
+		new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
 				GFP_KERNEL);
 		if (new_crypt == NULL)
 			return -ENOMEM;
-		new_crypt->ops = ieee80211_get_crypto_ops("WEP");
+		new_crypt->ops = lib80211_get_crypto_ops("WEP");
 		if (!new_crypt->ops) {
-			request_module("ieee80211_crypt_wep");
-			new_crypt->ops = ieee80211_get_crypto_ops("WEP");
+			request_module("lib80211_crypt_wep");
+			new_crypt->ops = lib80211_get_crypto_ops("WEP");
 		}
-		if (new_crypt->ops)
+		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
 			new_crypt->priv = new_crypt->ops->init(i);
 		if (!new_crypt->ops || !new_crypt->priv) {
 			kfree(new_crypt);
@@ -210,16 +189,16 @@ static int prism2_ioctl_siwencode(struct net_device *dev,
 			memset(keybuf + erq->length, 0, len - erq->length);
 		(*crypt)->ops->set_key(keybuf, len, NULL, (*crypt)->priv);
 		for (j = 0; j < WEP_KEYS; j++) {
-			if (j != i && local->crypt[j]) {
+			if (j != i && local->crypt_info.crypt[j]) {
 				first = 0;
 				break;
 			}
 		}
 		if (first)
-			local->tx_keyidx = i;
+			local->crypt_info.tx_keyidx = i;
 	} else {
 		/* No key data - just set the default TX key index */
-		local->tx_keyidx = i;
+		local->crypt_info.tx_keyidx = i;
 	}
 
  done:
@@ -252,20 +231,20 @@ static int prism2_ioctl_giwencode(struct net_device *dev,
 	local_info_t *local;
 	int i, len;
 	u16 val;
-	struct ieee80211_crypt_data *crypt;
+	struct lib80211_crypt_data *crypt;
 
 	iface = netdev_priv(dev);
 	local = iface->local;
 
 	i = erq->flags & IW_ENCODE_INDEX;
 	if (i < 1 || i > 4)
-		i = local->tx_keyidx;
+		i = local->crypt_info.tx_keyidx;
 	else
 		i--;
 	if (i < 0 || i >= WEP_KEYS)
 		return -EINVAL;
 
-	crypt = local->crypt[i];
+	crypt = local->crypt_info.crypt[i];
 	erq->flags = i + 1;
 
 	if (crypt == NULL || crypt->ops == NULL) {
@@ -544,9 +523,9 @@ static int prism2_ioctl_giwaplist(struct net_device *dev,
 
 	data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1);
 
-	memcpy(extra, &addr, sizeof(struct sockaddr) * data->length);
+	memcpy(extra, addr, sizeof(struct sockaddr) * data->length);
 	data->flags = 1; /* has quality information */
-	memcpy(extra + sizeof(struct sockaddr) * data->length, &qual,
+	memcpy(extra + sizeof(struct sockaddr) * data->length, qual,
 	       sizeof(struct iw_quality) * data->length);
 
 	kfree(addr);
@@ -664,7 +643,6 @@ static int hostap_join_ap(struct net_device *dev)
 	unsigned long flags;
 	int i;
 	struct hfa384x_hostscan_result *entry;
-	DECLARE_MAC_BUF(mac);
 
 	iface = netdev_priv(dev);
 	local = iface->local;
@@ -677,7 +655,7 @@ static int hostap_join_ap(struct net_device *dev)
 		if (!local->last_scan_results)
 			break;
 		entry = &local->last_scan_results[i];
-		if (memcmp(local->preferred_ap, entry->bssid, ETH_ALEN) == 0) {
+		if (ether_addr_equal(local->preferred_ap, entry->bssid)) {
 			req.channel = entry->chid;
 			break;
 		}
@@ -686,14 +664,13 @@ static int hostap_join_ap(struct net_device *dev)
 
 	if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req,
 				 sizeof(req))) {
-		printk(KERN_DEBUG "%s: JoinRequest %s"
-		       " failed\n",
-		       dev->name, print_mac(mac, local->preferred_ap));
+		printk(KERN_DEBUG "%s: JoinRequest %pM failed\n",
+		       dev->name, local->preferred_ap);
 		return -1;
 	}
 
-	printk(KERN_DEBUG "%s: Trying to join BSSID %s\n",
-	       dev->name, print_mac(mac, local->preferred_ap));
+	printk(KERN_DEBUG "%s: Trying to join BSSID %pM\n",
+	       dev->name, local->preferred_ap);
 
 	return 0;
 }
@@ -897,6 +874,8 @@ static void hostap_monitor_set_type(local_info_t *local)
 	if (local->monitor_type == PRISM2_MONITOR_PRISM ||
 	    local->monitor_type == PRISM2_MONITOR_CAPHDR) {
 		dev->type = ARPHRD_IEEE80211_PRISM;
+	} else if (local->monitor_type == PRISM2_MONITOR_RADIOTAP) {
+		dev->type = ARPHRD_IEEE80211_RADIOTAP;
 	} else {
 		dev->type = ARPHRD_IEEE80211;
 	}
@@ -1664,7 +1643,7 @@ static int prism2_request_hostscan(struct net_device *dev,
 	memset(&scan_req, 0, sizeof(scan_req));
 	scan_req.channel_list = cpu_to_le16(local->channel_mask &
 					    local->scan_channel_mask);
-	scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
+	scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
 	if (ssid) {
 		if (ssid_len > 32)
 			return -EINVAL;
@@ -1694,7 +1673,7 @@ static int prism2_request_scan(struct net_device *dev)
 	memset(&scan_req, 0, sizeof(scan_req));
 	scan_req.channel_list = cpu_to_le16(local->channel_mask &
 					    local->scan_channel_mask);
-	scan_req.txrate = __constant_cpu_to_le16(HFA384X_RATES_1MBPS);
+	scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS);
 
 	/* FIX:
 	 * It seems to be enough to set roaming mode for a short moment to
@@ -1719,7 +1698,7 @@ static int prism2_request_scan(struct net_device *dev)
 		hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE,
 				HFA384X_ROAMING_FIRMWARE);
 
-	return 0;
+	return ret;
 }
 
 #else /* !PRISM2_NO_STATION_MODES */
@@ -1793,6 +1772,7 @@ static int prism2_ioctl_siwscan(struct net_device *dev,
 
 #ifndef PRISM2_NO_STATION_MODES
 static char * __prism2_translate_scan(local_info_t *local,
+				      struct iw_request_info *info,
 				      struct hfa384x_hostscan_result *scan,
 				      struct hostap_bss_info *bss,
 				      char *current_ev, char *end_buf)
@@ -1823,7 +1803,7 @@ static char * __prism2_translate_scan(local_info_t *local,
 	iwe.cmd = SIOCGIWAP;
 	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
 	memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN);
-	current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
+	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 */
@@ -1832,7 +1812,8 @@ static char * __prism2_translate_scan(local_info_t *local,
 	iwe.cmd = SIOCGIWESSID;
 	iwe.u.data.length = ssid_len;
 	iwe.u.data.flags = 1;
-	current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, ssid);
+	current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+					  &iwe, ssid);
 
 	memset(&iwe, 0, sizeof(iwe));
 	iwe.cmd = SIOCGIWMODE;
@@ -1847,8 +1828,8 @@ static char * __prism2_translate_scan(local_info_t *local,
 			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);
 	}
 
 	memset(&iwe, 0, sizeof(iwe));
@@ -1864,8 +1845,8 @@ static char * __prism2_translate_scan(local_info_t *local,
 	if (chan > 0) {
 		iwe.u.freq.m = freq_list[chan - 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);
 	}
 
 	if (scan) {
@@ -1884,8 +1865,8 @@ static char * __prism2_translate_scan(local_info_t *local,
 			| IW_QUAL_NOISE_UPDATED
 			| IW_QUAL_QUAL_INVALID
 			| IW_QUAL_DBM;
-		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);
 	}
 
 	memset(&iwe, 0, sizeof(iwe));
@@ -1895,13 +1876,13 @@ static char * __prism2_translate_scan(local_info_t *local,
 	else
 		iwe.u.data.flags = IW_ENCODE_DISABLED;
 	iwe.u.data.length = 0;
-	current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, "");
+	current_ev = iwe_stream_add_point(info, current_ev, end_buf, &iwe, "");
 
 	/* TODO: add SuppRates into BSS table */
 	if (scan) {
 		memset(&iwe, 0, sizeof(iwe));
 		iwe.cmd = SIOCGIWRATE;
-		current_val = current_ev + IW_EV_LCP_LEN;
+		current_val = current_ev + iwe_stream_lcp_len(info);
 		pos = scan->sup_rates;
 		for (i = 0; i < sizeof(scan->sup_rates); i++) {
 			if (pos[i] == 0)
@@ -1909,11 +1890,11 @@ static char * __prism2_translate_scan(local_info_t *local,
 			/* Bit rate given in 500 kb/s units (+ 0x80) */
 			iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000);
 			current_val = iwe_stream_add_value(
-				current_ev, current_val, end_buf, &iwe,
+				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;
 	}
 
@@ -1924,15 +1905,15 @@ static char * __prism2_translate_scan(local_info_t *local,
 		iwe.cmd = IWEVCUSTOM;
 		sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval));
 		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);
 
 		memset(&iwe, 0, sizeof(iwe));
 		iwe.cmd = IWEVCUSTOM;
 		sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate));
 		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);
 
 		if (local->last_scan_type == PRISM2_HOSTSCAN &&
 		    (capabilities & WLAN_CAPABILITY_IBSS)) {
@@ -1940,8 +1921,8 @@ static char * __prism2_translate_scan(local_info_t *local,
 			iwe.cmd = IWEVCUSTOM;
 			sprintf(buf, "atim=%d", le16_to_cpu(scan->atim));
 			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);
@@ -1950,25 +1931,26 @@ static char * __prism2_translate_scan(local_info_t *local,
 		memset(&iwe, 0, sizeof(iwe));
 		iwe.cmd = IWEVGENIE;
 		iwe.u.data.length = bss->wpa_ie_len;
-		current_ev = iwe_stream_add_point(
-			current_ev, end_buf, &iwe, bss->wpa_ie);
+		current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+						  &iwe, bss->wpa_ie);
 	}
 
 	if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) {
 		memset(&iwe, 0, sizeof(iwe));
 		iwe.cmd = IWEVGENIE;
 		iwe.u.data.length = bss->rsn_ie_len;
-		current_ev = iwe_stream_add_point(
-			current_ev, end_buf, &iwe, bss->rsn_ie);
+		current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+						  &iwe, bss->rsn_ie);
 	}
 
 	return current_ev;
 }
 
 
-/* Translate scan data returned from the card to a card independant
+/* Translate scan data returned from the card to a card independent
  * format that the Wireless Tools will understand - Jean II */
 static inline int prism2_translate_scan(local_info_t *local,
+					struct iw_request_info *info,
 					char *buffer, int buflen)
 {
 	struct hfa384x_hostscan_result *scan;
@@ -1996,16 +1978,17 @@ static inline int prism2_translate_scan(local_info_t *local,
 		list_for_each(ptr, &local->bss_list) {
 			struct hostap_bss_info *bss;
 			bss = list_entry(ptr, struct hostap_bss_info, list);
-			if (memcmp(bss->bssid, scan->bssid, ETH_ALEN) == 0) {
+			if (ether_addr_equal(bss->bssid, scan->bssid)) {
 				bss->included = 1;
 				current_ev = __prism2_translate_scan(
-					local, scan, bss, current_ev, end_buf);
+					local, info, scan, bss, current_ev,
+					end_buf);
 				found++;
 			}
 		}
 		if (!found) {
 			current_ev = __prism2_translate_scan(
-				local, scan, NULL, current_ev, end_buf);
+				local, info, scan, NULL, current_ev, end_buf);
 		}
 		/* Check if there is space for one more entry */
 		if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
@@ -2023,7 +2006,7 @@ static inline int prism2_translate_scan(local_info_t *local,
 		bss = list_entry(ptr, struct hostap_bss_info, list);
 		if (bss->included)
 			continue;
-		current_ev = __prism2_translate_scan(local, NULL, bss,
+		current_ev = __prism2_translate_scan(local, info, NULL, bss,
 						     current_ev, end_buf);
 		/* Check if there is space for one more entry */
 		if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) {
@@ -2062,7 +2045,7 @@ static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
 		 * until results are ready for various reasons.
 		 * First, managing wait queues is complex and racy
 		 * (there may be multiple simultaneous callers).
-		 * Second, we grab some rtnetlink lock before comming
+		 * Second, we grab some rtnetlink lock before coming
 		 * here (in dev_ioctl()).
 		 * Third, the caller can wait on the Wireless Event
 		 * - Jean II */
@@ -2070,7 +2053,7 @@ static inline int prism2_ioctl_giwscan_sta(struct net_device *dev,
 	}
 	local->scan_timestamp = 0;
 
-	res = prism2_translate_scan(local, extra, data->length);
+	res = prism2_translate_scan(local, info, extra, data->length);
 
 	if (res >= 0) {
 		data->length = res;
@@ -2103,7 +2086,7 @@ static int prism2_ioctl_giwscan(struct net_device *dev,
 		 * Jean II */
 
 		/* Translate to WE format */
-		res = prism2_ap_translate_scan(dev, extra);
+		res = prism2_ap_translate_scan(dev, info, extra);
 		if (res >= 0) {
 			printk(KERN_DEBUG "Scan result translation succeeded "
 			       "(length=%d)\n", res);
@@ -2516,7 +2499,8 @@ static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
 	case PRISM2_PARAM_MONITOR_TYPE:
 		if (value != PRISM2_MONITOR_80211 &&
 		    value != PRISM2_MONITOR_CAPHDR &&
-		    value != PRISM2_MONITOR_PRISM) {
+		    value != PRISM2_MONITOR_PRISM &&
+		    value != PRISM2_MONITOR_RADIOTAP) {
 			ret = -EINVAL;
 			break;
 		}
@@ -2535,7 +2519,7 @@ static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
 		u16 rate;
 
 		memset(&scan_req, 0, sizeof(scan_req));
-		scan_req.channel_list = __constant_cpu_to_le16(0x3fff);
+		scan_req.channel_list = cpu_to_le16(0x3fff);
 		switch (value) {
 		case 1: rate = HFA384X_RATES_1MBPS; break;
 		case 2: rate = HFA384X_RATES_2MBPS; break;
@@ -2583,7 +2567,7 @@ static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
 		local->passive_scan_interval = value;
 		if (timer_pending(&local->passive_scan_timer))
 			del_timer(&local->passive_scan_timer);
-		if (value > 0) {
+		if (value > 0 && value < INT_MAX / HZ) {
 			local->passive_scan_timer.expires = jiffies +
 				local->passive_scan_interval * HZ;
 			add_timer(&local->passive_scan_timer);
@@ -3057,8 +3041,7 @@ static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
 	    p->length > 1024 || !p->pointer)
 		return -EINVAL;
 
-	param = (struct prism2_download_param *)
-		kmalloc(p->length, GFP_KERNEL);
+	param = kmalloc(p->length, GFP_KERNEL);
 	if (param == NULL)
 		return -ENOMEM;
 
@@ -3222,8 +3205,8 @@ static int prism2_ioctl_siwencodeext(struct net_device *dev,
 	local_info_t *local = iface->local;
 	struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
 	int i, ret = 0;
-	struct ieee80211_crypto_ops *ops;
-	struct ieee80211_crypt_data **crypt;
+	struct lib80211_crypto_ops *ops;
+	struct lib80211_crypt_data **crypt;
 	void *sta_ptr;
 	u8 *addr;
 	const char *alg, *module;
@@ -3232,17 +3215,16 @@ static int prism2_ioctl_siwencodeext(struct net_device *dev,
 	if (i > WEP_KEYS)
 		return -EINVAL;
 	if (i < 1 || i > WEP_KEYS)
-		i = local->tx_keyidx;
+		i = local->crypt_info.tx_keyidx;
 	else
 		i--;
 	if (i < 0 || i >= WEP_KEYS)
 		return -EINVAL;
 
 	addr = ext->addr.sa_data;
-	if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
-	    addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
+	if (is_broadcast_ether_addr(addr)) {
 		sta_ptr = NULL;
-		crypt = &local->crypt[i];
+		crypt = &local->crypt_info.crypt[i];
 	} else {
 		if (i != 0)
 			return -EINVAL;
@@ -3255,7 +3237,7 @@ static int prism2_ioctl_siwencodeext(struct net_device *dev,
 				 * is emulated by using default key idx 0.
 				 */
 				i = 0;
-				crypt = &local->crypt[i];
+				crypt = &local->crypt_info.crypt[i];
 			} else
 				return -EINVAL;
 		}
@@ -3264,22 +3246,22 @@ static int prism2_ioctl_siwencodeext(struct net_device *dev,
 	if ((erq->flags & IW_ENCODE_DISABLED) ||
 	    ext->alg == IW_ENCODE_ALG_NONE) {
 		if (*crypt)
-			prism2_crypt_delayed_deinit(local, crypt);
+			lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
 		goto done;
 	}
 
 	switch (ext->alg) {
 	case IW_ENCODE_ALG_WEP:
 		alg = "WEP";
-		module = "ieee80211_crypt_wep";
+		module = "lib80211_crypt_wep";
 		break;
 	case IW_ENCODE_ALG_TKIP:
 		alg = "TKIP";
-		module = "ieee80211_crypt_tkip";
+		module = "lib80211_crypt_tkip";
 		break;
 	case IW_ENCODE_ALG_CCMP:
 		alg = "CCMP";
-		module = "ieee80211_crypt_ccmp";
+		module = "lib80211_crypt_ccmp";
 		break;
 	default:
 		printk(KERN_DEBUG "%s: unsupported algorithm %d\n",
@@ -3288,10 +3270,10 @@ static int prism2_ioctl_siwencodeext(struct net_device *dev,
 		goto done;
 	}
 
-	ops = ieee80211_get_crypto_ops(alg);
+	ops = lib80211_get_crypto_ops(alg);
 	if (ops == NULL) {
 		request_module(module);
-		ops = ieee80211_get_crypto_ops(alg);
+		ops = lib80211_get_crypto_ops(alg);
 	}
 	if (ops == NULL) {
 		printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
@@ -3310,18 +3292,19 @@ static int prism2_ioctl_siwencodeext(struct net_device *dev,
 	}
 
 	if (*crypt == NULL || (*crypt)->ops != ops) {
-		struct ieee80211_crypt_data *new_crypt;
+		struct lib80211_crypt_data *new_crypt;
 
-		prism2_crypt_delayed_deinit(local, crypt);
+		lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
 
-		new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
+		new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
 				GFP_KERNEL);
 		if (new_crypt == NULL) {
 			ret = -ENOMEM;
 			goto done;
 		}
 		new_crypt->ops = ops;
-		new_crypt->priv = new_crypt->ops->init(i);
+		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+			new_crypt->priv = new_crypt->ops->init(i);
 		if (new_crypt->priv == NULL) {
 			kfree(new_crypt);
 			ret = -EINVAL;
@@ -3349,20 +3332,20 @@ static int prism2_ioctl_siwencodeext(struct net_device *dev,
 
 	if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
 		if (!sta_ptr)
-			local->tx_keyidx = i;
+			local->crypt_info.tx_keyidx = i;
 	}
 
 
 	if (sta_ptr == NULL && ext->key_len > 0) {
 		int first = 1, j;
 		for (j = 0; j < WEP_KEYS; j++) {
-			if (j != i && local->crypt[j]) {
+			if (j != i && local->crypt_info.crypt[j]) {
 				first = 0;
 				break;
 			}
 		}
 		if (first)
-			local->tx_keyidx = i;
+			local->crypt_info.tx_keyidx = i;
 	}
 
  done:
@@ -3394,7 +3377,7 @@ static int prism2_ioctl_giwencodeext(struct net_device *dev,
 {
 	struct hostap_interface *iface = netdev_priv(dev);
 	local_info_t *local = iface->local;
-	struct ieee80211_crypt_data **crypt;
+	struct lib80211_crypt_data **crypt;
 	void *sta_ptr;
 	int max_key_len, i;
 	struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
@@ -3406,15 +3389,14 @@ static int prism2_ioctl_giwencodeext(struct net_device *dev,
 
 	i = erq->flags & IW_ENCODE_INDEX;
 	if (i < 1 || i > WEP_KEYS)
-		i = local->tx_keyidx;
+		i = local->crypt_info.tx_keyidx;
 	else
 		i--;
 
 	addr = ext->addr.sa_data;
-	if (addr[0] == 0xff && addr[1] == 0xff && addr[2] == 0xff &&
-	    addr[3] == 0xff && addr[4] == 0xff && addr[5] == 0xff) {
+	if (is_broadcast_ether_addr(addr)) {
 		sta_ptr = NULL;
-		crypt = &local->crypt[i];
+		crypt = &local->crypt_info.crypt[i];
 	} else {
 		i = 0;
 		sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt);
@@ -3463,8 +3445,8 @@ static int prism2_ioctl_set_encryption(local_info_t *local,
 				       int param_len)
 {
 	int ret = 0;
-	struct ieee80211_crypto_ops *ops;
-	struct ieee80211_crypt_data **crypt;
+	struct lib80211_crypto_ops *ops;
+	struct lib80211_crypt_data **crypt;
 	void *sta_ptr;
 
 	param->u.crypt.err = 0;
@@ -3475,13 +3457,11 @@ static int prism2_ioctl_set_encryption(local_info_t *local,
 	    param->u.crypt.key_len)
 		return -EINVAL;
 
-	if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
-	    param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
-	    param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
+	if (is_broadcast_ether_addr(param->sta_addr)) {
 		if (param->u.crypt.idx >= WEP_KEYS)
 			return -EINVAL;
 		sta_ptr = NULL;
-		crypt = &local->crypt[param->u.crypt.idx];
+		crypt = &local->crypt_info.crypt[param->u.crypt.idx];
 	} else {
 		if (param->u.crypt.idx)
 			return -EINVAL;
@@ -3498,20 +3478,20 @@ static int prism2_ioctl_set_encryption(local_info_t *local,
 
 	if (strcmp(param->u.crypt.alg, "none") == 0) {
 		if (crypt)
-			prism2_crypt_delayed_deinit(local, crypt);
+			lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
 		goto done;
 	}
 
-	ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+	ops = lib80211_get_crypto_ops(param->u.crypt.alg);
 	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
-		request_module("ieee80211_crypt_wep");
-		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+		request_module("lib80211_crypt_wep");
+		ops = lib80211_get_crypto_ops(param->u.crypt.alg);
 	} else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
-		request_module("ieee80211_crypt_tkip");
-		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+		request_module("lib80211_crypt_tkip");
+		ops = lib80211_get_crypto_ops(param->u.crypt.alg);
 	} else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
-		request_module("ieee80211_crypt_ccmp");
-		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
+		request_module("lib80211_crypt_ccmp");
+		ops = lib80211_get_crypto_ops(param->u.crypt.alg);
 	}
 	if (ops == NULL) {
 		printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n",
@@ -3526,11 +3506,11 @@ static int prism2_ioctl_set_encryption(local_info_t *local,
 	local->host_decrypt = local->host_encrypt = 1;
 
 	if (*crypt == NULL || (*crypt)->ops != ops) {
-		struct ieee80211_crypt_data *new_crypt;
+		struct lib80211_crypt_data *new_crypt;
 
-		prism2_crypt_delayed_deinit(local, crypt);
+		lib80211_crypt_delayed_deinit(&local->crypt_info, crypt);
 
-		new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
+		new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
 				GFP_KERNEL);
 		if (new_crypt == NULL) {
 			ret = -ENOMEM;
@@ -3563,7 +3543,7 @@ static int prism2_ioctl_set_encryption(local_info_t *local,
 
 	if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) {
 		if (!sta_ptr)
-			local->tx_keyidx = param->u.crypt.idx;
+			local->crypt_info.tx_keyidx = param->u.crypt.idx;
 		else if (param->u.crypt.idx) {
 			printk(KERN_DEBUG "%s: TX key idx setting failed\n",
 			       local->dev->name);
@@ -3599,7 +3579,7 @@ static int prism2_ioctl_get_encryption(local_info_t *local,
 				       struct prism2_hostapd_param *param,
 				       int param_len)
 {
-	struct ieee80211_crypt_data **crypt;
+	struct lib80211_crypt_data **crypt;
 	void *sta_ptr;
 	int max_key_len;
 
@@ -3610,13 +3590,11 @@ static int prism2_ioctl_get_encryption(local_info_t *local,
 	if (max_key_len < 0)
 		return -EINVAL;
 
-	if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
-	    param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
-	    param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
+	if (is_broadcast_ether_addr(param->sta_addr)) {
 		sta_ptr = NULL;
 		if (param->u.crypt.idx >= WEP_KEYS)
-			param->u.crypt.idx = local->tx_keyidx;
-		crypt = &local->crypt[param->u.crypt.idx];
+			param->u.crypt.idx = local->crypt_info.tx_keyidx;
+		crypt = &local->crypt_info.crypt[param->u.crypt.idx];
 	} else {
 		param->u.crypt.idx = 0;
 		sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0,
@@ -3694,10 +3672,8 @@ static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local,
 					  struct prism2_hostapd_param *param,
 					  int param_len)
 {
-	DECLARE_MAC_BUF(mac);
-	printk(KERN_DEBUG "%ssta: associated as client with AP "
-	       "%s\n",
-	       local->dev->name, print_mac(mac, param->sta_addr));
+	printk(KERN_DEBUG "%ssta: associated as client with AP %pM\n",
+	       local->dev->name, param->sta_addr);
 	memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN);
 	return 0;
 }
@@ -3891,8 +3867,8 @@ static void prism2_get_drvinfo(struct net_device *dev,
 	iface = netdev_priv(dev);
 	local = iface->local;
 
-	strncpy(info->driver, "hostap", sizeof(info->driver) - 1);
-	snprintf(info->fw_version, sizeof(info->fw_version) - 1,
+	strlcpy(info->driver, "hostap", sizeof(info->driver));
+	snprintf(info->fw_version, sizeof(info->fw_version),
 		 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff,
 		 (local->sta_fw_ver >> 8) & 0xff,
 		 local->sta_fw_ver & 0xff);