don't use net/ieee80211.h

Convert all the drivers using net/ieee80211.h to use linux/ieee80211.h.
Contains a bugfix in libertas where the SSID parsing could overrun the
buffer when the AP sends invalid information.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Dan Williams <dcbw@redhat.com> [airo, libertas]
Acked-by: Pavel Roskin <proski@gnu.org> [orinoco]
Acked-by: David Kilroy <kilroyd@googlemail.com> [orinoco]
Signed-off-by: John W. Linville <linville@tuxdriver.com>

15 files changed, 156 insertions, 148 deletions

diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index c8dc6568cec..67d504e3229 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -47,10 +47,11 @@
 #include <linux/ioport.h>
 #include <linux/pci.h>
 #include <asm/uaccess.h>
-#include <net/ieee80211.h>
 #include <linux/kthread.h>
 #include <linux/freezer.h>
 
+#include <linux/ieee80211.h>
+
 #include "airo.h"
 
 #define DRV_NAME "airo"
@@ -7265,56 +7266,53 @@ static inline char *airo_translate_scan(struct net_device *dev,
         if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) {
                 unsigned int num_null_ies = 0;
                 u16 length = sizeof (bss->extra.iep);
-                struct ieee80211_info_element *info_element =
-                        (struct ieee80211_info_element *) &bss->extra.iep;
+                u8 *ie = (void *)&bss->extra.iep;
 
-                while ((length >= sizeof(*info_element)) && (num_null_ies < 2)) {
-                        if (sizeof(*info_element) + info_element->len > length) {
+                while ((length >= 2) && (num_null_ies < 2)) {
+                        if (2 + ie[1] > length) {
                                 /* Invalid element, don't continue parsing IE */
                                 break;
                         }
 
-                        switch (info_element->id) {
-                        case MFIE_TYPE_SSID:
+                        switch (ie[0]) {
+                        case WLAN_EID_SSID:
                                 /* Two zero-length SSID elements
                                  * mean we're done parsing elements */
-                                if (!info_element->len)
+                                if (!ie[1])
                                         num_null_ies++;
                                 break;
 
-                        case MFIE_TYPE_GENERIC:
-                                if (info_element->len >= 4 &&
-                                    info_element->data[0] == 0x00 &&
-                                    info_element->data[1] == 0x50 &&
-                                    info_element->data[2] == 0xf2 &&
-                                    info_element->data[3] == 0x01) {
+                        case WLAN_EID_GENERIC:
+                                if (ie[1] >= 4 &&
+                                    ie[2] == 0x00 &&
+                                    ie[3] == 0x50 &&
+                                    ie[4] == 0xf2 &&
+                                    ie[5] == 0x01) {
                                         iwe.cmd = IWEVGENIE;
-                                        iwe.u.data.length = min(info_element->len + 2,
-                                                                  MAX_WPA_IE_LEN);
+                                        /* 64 is an arbitrary cut-off */
+                                        iwe.u.data.length = min(ie[1] + 2,
+                                                                64);
                                         current_ev = iwe_stream_add_point(
                                                         info, current_ev,
-                                                        end_buf, &iwe,
-                                                        (char *) info_element);
+                                                        end_buf, &iwe, ie);
                                 }
                                 break;
 
-                        case MFIE_TYPE_RSN:
+                        case WLAN_EID_RSN:
                                 iwe.cmd = IWEVGENIE;
-                                iwe.u.data.length = min(info_element->len + 2,
-                                                          MAX_WPA_IE_LEN);
+                                /* 64 is an arbitrary cut-off */
+                                iwe.u.data.length = min(ie[1] + 2, 64);
                                 current_ev = iwe_stream_add_point(
                                         info, current_ev, end_buf,
-                                        &iwe, (char *) info_element);
+                                        &iwe, ie);
                                 break;
 
                         default:
                                 break;
                         }
 
-                        length -= sizeof(*info_element) + info_element->len;
-                        info_element =
-                            (struct ieee80211_info_element *)&info_element->
-                            data[info_element->len];
+                        length -= 2 + ie[1];
+                        ie += 2 + ie[1];
                 }
         }
         return current_ev;
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index d16931589f8..3962b553fbf 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -67,7 +67,7 @@
 #include <linux/moduleparam.h>
 #include <linux/firmware.h>
 #include <linux/jiffies.h>
-#include <net/ieee80211.h>
+#include <linux/ieee80211.h>
 #include "atmel.h"
 
 #define DRIVER_MAJOR 0
@@ -569,7 +569,7 @@ static void atmel_wmem32(struct atmel_private *priv, u16 pos, u32 data);
 static void atmel_command_irq(struct atmel_private *priv);
 static int atmel_validate_channel(struct atmel_private *priv, int channel);
 static void atmel_management_frame(struct atmel_private *priv,
-                                   struct ieee80211_hdr_4addr *header,
+                                   struct ieee80211_hdr *header,
                                    u16 frame_len, u8 rssi);
 static void atmel_management_timer(u_long a);
 static void atmel_send_command(struct atmel_private *priv, int command,
@@ -577,7 +577,7 @@ static void atmel_send_command(struct atmel_private *priv, int command,
 static int atmel_send_command_wait(struct atmel_private *priv, int command,
                                    void *cmd, int cmd_size);
 static void atmel_transmit_management_frame(struct atmel_private *priv,
-                                            struct ieee80211_hdr_4addr *header,
+                                            struct ieee80211_hdr *header,
                                             u8 *body, int body_len);
 
 static u8 atmel_get_mib8(struct atmel_private *priv, u8 type, u8 index);
@@ -785,7 +785,7 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev)
 {
         static const u8 SNAP_RFC1024[6] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
         struct atmel_private *priv = netdev_priv(dev);
-        struct ieee80211_hdr_4addr header;
+        struct ieee80211_hdr header;
         unsigned long flags;
         u16 buff, frame_ctl, len = (ETH_ZLEN < skb->len) ? skb->len : ETH_ZLEN;
 
@@ -823,7 +823,7 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev)
 
         frame_ctl = IEEE80211_FTYPE_DATA;
         header.duration_id = 0;
-        header.seq_ctl = 0;
+        header.seq_ctrl = 0;
         if (priv->wep_is_on)
                 frame_ctl |= IEEE80211_FCTL_PROTECTED;
         if (priv->operating_mode == IW_MODE_ADHOC) {
@@ -840,7 +840,7 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev)
         if (priv->use_wpa)
                 memcpy(&header.addr4, SNAP_RFC1024, 6);
 
-        header.frame_ctl = cpu_to_le16(frame_ctl);
+        header.frame_control = cpu_to_le16(frame_ctl);
         /* Copy the wireless header into the card */
         atmel_copy_to_card(dev, buff, (unsigned char *)&header, DATA_FRAME_WS_HEADER_SIZE);
         /* Copy the packet sans its 802.3 header addresses which have been replaced */
@@ -860,7 +860,7 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev)
 }
 
 static void atmel_transmit_management_frame(struct atmel_private *priv,
-                                            struct ieee80211_hdr_4addr *header,
+                                            struct ieee80211_hdr *header,
                                             u8 *body, int body_len)
 {
         u16 buff;
@@ -876,7 +876,7 @@ static void atmel_transmit_management_frame(struct atmel_private *priv,
 }
 
 static void fast_rx_path(struct atmel_private *priv,
-                         struct ieee80211_hdr_4addr *header,
+                         struct ieee80211_hdr *header,
                          u16 msdu_size, u16 rx_packet_loc, u32 crc)
 {
         /* fast path: unfragmented packet copy directly into skbuf */
@@ -914,7 +914,7 @@ static void fast_rx_path(struct atmel_private *priv,
         }
 
         memcpy(skbp, header->addr1, 6); /* destination address */
-        if (le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_FROMDS)
+        if (le16_to_cpu(header->frame_control) & IEEE80211_FCTL_FROMDS)
                 memcpy(&skbp[6], header->addr3, 6);
         else
                 memcpy(&skbp[6], header->addr2, 6); /* source address */
@@ -949,7 +949,7 @@ static int probe_crc(struct atmel_private *priv, u16 packet_loc, u16 msdu_size)
 }
 
 static void frag_rx_path(struct atmel_private *priv,
-                         struct ieee80211_hdr_4addr *header,
+                         struct ieee80211_hdr *header,
                          u16 msdu_size, u16 rx_packet_loc, u32 crc, u16 seq_no,
                          u8 frag_no, int more_frags)
 {
@@ -957,7 +957,7 @@ static void frag_rx_path(struct atmel_private *priv,
         u8 source[6];
         struct sk_buff *skb;
 
-        if (le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_FROMDS)
+        if (le16_to_cpu(header->frame_control) & IEEE80211_FCTL_FROMDS)
                 memcpy(source, header->addr3, 6);
         else
                 memcpy(source, header->addr2, 6);
@@ -1039,7 +1039,7 @@ static void frag_rx_path(struct atmel_private *priv,
 static void rx_done_irq(struct atmel_private *priv)
 {
         int i;
-        struct ieee80211_hdr_4addr header;
+        struct ieee80211_hdr header;
 
         for (i = 0;
              atmel_rmem8(priv, atmel_rx(priv, RX_DESC_FLAGS_OFFSET, priv->rx_desc_head)) == RX_DESC_FLAG_VALID &&
@@ -1066,10 +1066,10 @@ static void rx_done_irq(struct atmel_private *priv)
                         goto next;
                 }
 
-                /* Get header as far as end of seq_ctl */
+                /* Get header as far as end of seq_ctrl */
                 atmel_copy_to_host(priv->dev, (char *)&header, rx_packet_loc, 24);
-                frame_ctl = le16_to_cpu(header.frame_ctl);
-                seq_control = le16_to_cpu(header.seq_ctl);
+                frame_ctl = le16_to_cpu(header.frame_control);
+                seq_control = le16_to_cpu(header.seq_ctrl);
 
                 /* probe for CRC use here if needed  once five packets have
                    arrived with the same crc status, we assume we know what's
@@ -1819,7 +1819,7 @@ static int atmel_set_encodeext(struct net_device *dev,
         /* Determine and validate the key index */
         idx = encoding->flags & IW_ENCODE_INDEX;
         if (idx) {
-                if (idx < 1 || idx > WEP_KEYS)
+                if (idx < 1 || idx > 4)
                         return -EINVAL;
                 idx--;
         } else
@@ -1882,7 +1882,7 @@ static int atmel_get_encodeext(struct net_device *dev,
 
         idx = encoding->flags & IW_ENCODE_INDEX;
         if (idx) {
-                if (idx < 1 || idx > WEP_KEYS)
+                if (idx < 1 || idx > 4)
                         return -EINVAL;
                 idx--;
         } else
@@ -2797,7 +2797,7 @@ static void handle_beacon_probe(struct atmel_private *priv, u16 capability,
                                 u8 channel)
 {
         int rejoin = 0;
-        int new = capability & MFIE_TYPE_POWER_CONSTRAINT ?
+        int new = capability & WLAN_CAPABILITY_SHORT_PREAMBLE ?
                 SHORT_PREAMBLE : LONG_PREAMBLE;
 
         if (priv->preamble != new) {
@@ -2826,19 +2826,19 @@ static void handle_beacon_probe(struct atmel_private *priv, u16 capability,
 static void send_authentication_request(struct atmel_private *priv, u16 system,
                                         u8 *challenge, int challenge_len)
 {
-        struct ieee80211_hdr_4addr header;
+        struct ieee80211_hdr header;
         struct auth_body auth;
 
-        header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
+        header.frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
         header.duration_id = cpu_to_le16(0x8000);
-        header.seq_ctl = 0;
+        header.seq_ctrl = 0;
         memcpy(header.addr1, priv->CurrentBSSID, 6);
         memcpy(header.addr2, priv->dev->dev_addr, 6);
         memcpy(header.addr3, priv->CurrentBSSID, 6);
 
         if (priv->wep_is_on && priv->CurrentAuthentTransactionSeqNum != 1)
                 /* no WEP for authentication frames with TrSeqNo 1 */
-                header.frame_ctl |=  cpu_to_le16(IEEE80211_FCTL_PROTECTED);
+                header.frame_control |=  cpu_to_le16(IEEE80211_FCTL_PROTECTED);
 
         auth.alg = cpu_to_le16(system);
 
@@ -2861,7 +2861,7 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
 {
         u8 *ssid_el_p;
         int bodysize;
-        struct ieee80211_hdr_4addr header;
+        struct ieee80211_hdr header;
         struct ass_req_format {
                 __le16 capability;
                 __le16 listen_interval;
@@ -2874,10 +2874,10 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
                 u8 rates[4];
         } body;
 
-        header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT |
+        header.frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
                 (is_reassoc ? IEEE80211_STYPE_REASSOC_REQ : IEEE80211_STYPE_ASSOC_REQ));
         header.duration_id = cpu_to_le16(0x8000);
-        header.seq_ctl = 0;
+        header.seq_ctrl = 0;
 
         memcpy(header.addr1, priv->CurrentBSSID, 6);
         memcpy(header.addr2, priv->dev->dev_addr, 6);
@@ -2887,7 +2887,7 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
         if (priv->wep_is_on)
                 body.capability |= cpu_to_le16(WLAN_CAPABILITY_PRIVACY);
         if (priv->preamble == SHORT_PREAMBLE)
-                body.capability |= cpu_to_le16(MFIE_TYPE_POWER_CONSTRAINT);
+                body.capability |= cpu_to_le16(WLAN_CAPABILITY_SHORT_PREAMBLE);
 
         body.listen_interval = cpu_to_le16(priv->listen_interval * priv->beacon_period);
 
@@ -2901,10 +2901,10 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
                 bodysize = 12 + priv->SSID_size;
         }
 
-        ssid_el_p[0] = MFIE_TYPE_SSID;
+        ssid_el_p[0] = WLAN_EID_SSID;
         ssid_el_p[1] = priv->SSID_size;
         memcpy(ssid_el_p + 2, priv->SSID, priv->SSID_size);
-        ssid_el_p[2 + priv->SSID_size] = MFIE_TYPE_RATES;
+        ssid_el_p[2 + priv->SSID_size] = WLAN_EID_SUPP_RATES;
         ssid_el_p[3 + priv->SSID_size] = 4; /* len of suported rates */
         memcpy(ssid_el_p + 4 + priv->SSID_size, atmel_basic_rates, 4);
 
@@ -2912,9 +2912,9 @@ static void send_association_request(struct atmel_private *priv, int is_reassoc)
 }
 
 static int is_frame_from_current_bss(struct atmel_private *priv,
-                                     struct ieee80211_hdr_4addr *header)
+                                     struct ieee80211_hdr *header)
 {
-        if (le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_FROMDS)
+        if (le16_to_cpu(header->frame_control) & IEEE80211_FCTL_FROMDS)
                 return memcmp(header->addr3, priv->CurrentBSSID, 6) == 0;
         else
                 return memcmp(header->addr2, priv->CurrentBSSID, 6) == 0;
@@ -2962,7 +2962,7 @@ static int retrieve_bss(struct atmel_private *priv)
 }
 
 static void store_bss_info(struct atmel_private *priv,
-                           struct ieee80211_hdr_4addr *header, u16 capability,
+                           struct ieee80211_hdr *header, u16 capability,
                            u16 beacon_period, u8 channel, u8 rssi, u8 ssid_len,
                            u8 *ssid, int is_beacon)
 {
@@ -3001,7 +3001,7 @@ static void store_bss_info(struct atmel_private *priv,
         else if (capability & WLAN_CAPABILITY_ESS)
                 priv->BSSinfo[index].BSStype =IW_MODE_INFRA;
 
-        priv->BSSinfo[index].preamble = capability & MFIE_TYPE_POWER_CONSTRAINT ?
+        priv->BSSinfo[index].preamble = capability & WLAN_CAPABILITY_SHORT_PREAMBLE ?
                 SHORT_PREAMBLE : LONG_PREAMBLE;
 }
 
@@ -3037,7 +3037,7 @@ static void authenticate(struct atmel_private *priv, u16 frame_len)
                         }
                 } else if (system == WLAN_AUTH_SHARED_KEY) {
                         if (trans_seq_no == 0x0002 &&
-                            auth->el_id == MFIE_TYPE_CHALLENGE) {
+                            auth->el_id == WLAN_EID_CHALLENGE) {
                                 send_authentication_request(priv, system, auth->chall_text, auth->chall_text_len);
                                 return;
                         } else if (trans_seq_no == 0x0004) {
@@ -3288,12 +3288,12 @@ static void atmel_smooth_qual(struct atmel_private *priv)
 
 /* deals with incoming managment frames. */
 static void atmel_management_frame(struct atmel_private *priv,
-                                   struct ieee80211_hdr_4addr *header,
+                                   struct ieee80211_hdr *header,
                                    u16 frame_len, u8 rssi)
 {
         u16 subtype;
 
-        subtype = le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_STYPE;
+        subtype = le16_to_cpu(header->frame_control) & IEEE80211_FCTL_STYPE;
         switch (subtype) {
         case IEEE80211_STYPE_BEACON:
         case IEEE80211_STYPE_PROBE_RESP:
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index 92863780286..a0e440cd896 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -2,6 +2,8 @@
 
 #include <linux/types.h>
 #include <linux/etherdevice.h>
+#include <linux/ieee80211.h>
+#include <linux/if_arp.h>
 #include <net/lib80211.h>
 
 #include "assoc.h"
@@ -341,12 +343,12 @@ static int lbs_adhoc_start(struct lbs_private *priv,
         WARN_ON(!assoc_req->channel);
 
         /* set Physical parameter set */
-        cmd.phyparamset.dsparamset.elementid = MFIE_TYPE_DS_SET;
+        cmd.phyparamset.dsparamset.elementid = WLAN_EID_DS_PARAMS;
         cmd.phyparamset.dsparamset.len = 1;
         cmd.phyparamset.dsparamset.currentchan = assoc_req->channel;
 
         /* set IBSS parameter set */
-        cmd.ssparamset.ibssparamset.elementid = MFIE_TYPE_IBSS_SET;
+        cmd.ssparamset.ibssparamset.elementid = WLAN_EID_IBSS_PARAMS;
         cmd.ssparamset.ibssparamset.len = 2;
         cmd.ssparamset.ibssparamset.atimwindow = 0;
 
@@ -430,8 +432,8 @@ static inline int match_bss_no_security(struct lbs_802_11_security *secinfo,
 {
         if (!secinfo->wep_enabled  && !secinfo->WPAenabled
             && !secinfo->WPA2enabled
-            && match_bss->wpa_ie[0] != MFIE_TYPE_GENERIC
-            && match_bss->rsn_ie[0] != MFIE_TYPE_RSN
+            && match_bss->wpa_ie[0] != WLAN_EID_GENERIC
+            && match_bss->rsn_ie[0] != WLAN_EID_RSN
             && !(match_bss->capability & WLAN_CAPABILITY_PRIVACY))
                 return 1;
         else
@@ -453,7 +455,7 @@ static inline int match_bss_wpa(struct lbs_802_11_security *secinfo,
                                 struct bss_descriptor *match_bss)
 {
         if (!secinfo->wep_enabled && secinfo->WPAenabled
-            && (match_bss->wpa_ie[0] == MFIE_TYPE_GENERIC)
+            && (match_bss->wpa_ie[0] == WLAN_EID_GENERIC)
             /* privacy bit may NOT be set in some APs like LinkSys WRT54G
             && (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */
            )
@@ -466,7 +468,7 @@ static inline int match_bss_wpa2(struct lbs_802_11_security *secinfo,
                                  struct bss_descriptor *match_bss)
 {
         if (!secinfo->wep_enabled && secinfo->WPA2enabled &&
-            (match_bss->rsn_ie[0] == MFIE_TYPE_RSN)
+            (match_bss->rsn_ie[0] == WLAN_EID_RSN)
             /* privacy bit may NOT be set in some APs like LinkSys WRT54G
             (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */
            )
@@ -480,8 +482,8 @@ static inline int match_bss_dynamic_wep(struct lbs_802_11_security *secinfo,
 {
         if (!secinfo->wep_enabled && !secinfo->WPAenabled
             && !secinfo->WPA2enabled
-            && (match_bss->wpa_ie[0] != MFIE_TYPE_GENERIC)
-            && (match_bss->rsn_ie[0] != MFIE_TYPE_RSN)
+            && (match_bss->wpa_ie[0] != WLAN_EID_GENERIC)
+            && (match_bss->rsn_ie[0] != WLAN_EID_RSN)
             && (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
                 return 1;
         else
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 38843c8b919..957fd5a10a8 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -5,7 +5,6 @@
 
 #include <net/iw_handler.h>
 #include <net/lib80211.h>
-#include <net/ieee80211.h>
 #include <linux/kfifo.h>
 #include "host.h"
 #include "hostcmd.h"
@@ -1071,7 +1070,7 @@ int lbs_mesh_config(struct lbs_private *priv, uint16_t action, uint16_t chan)
 
         switch (action) {
         case CMD_ACT_MESH_CONFIG_START:
-                ie->hdr.id = MFIE_TYPE_GENERIC;
+                ie->id = WLAN_EID_GENERIC;
                 ie->val.oui[0] = 0x00;
                 ie->val.oui[1] = 0x50;
                 ie->val.oui[2] = 0x43;
@@ -1083,7 +1082,7 @@ int lbs_mesh_config(struct lbs_private *priv, uint16_t action, uint16_t chan)
                 ie->val.mesh_capability = MARVELL_MESH_CAPABILITY;
                 ie->val.mesh_id_len = priv->mesh_ssid_len;
                 memcpy(ie->val.mesh_id, priv->mesh_ssid, priv->mesh_ssid_len);
-                ie->hdr.len = sizeof(struct mrvl_meshie_val) -
+                ie->len = sizeof(struct mrvl_meshie_val) -
                         IW_ESSID_MAX_SIZE + priv->mesh_ssid_len;
                 cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie_val));
                 break;
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index f6f3753da30..dd682c4cfde 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -10,7 +10,6 @@
 #include <linux/wireless.h>
 #include <linux/ethtool.h>
 #include <linux/debugfs.h>
-#include <net/ieee80211.h>
 
 #include "defs.h"
 #include "hostcmd.h"
@@ -278,6 +277,12 @@ struct lbs_private {
         struct enc_key wpa_mcast_key;
         struct enc_key wpa_unicast_key;
 
+/*
+ * In theory, the IE is limited to the IE length, 255,
+ * but in practice 64 bytes are enough.
+ */
+#define MAX_WPA_IE_LEN 64
+
         /** WPA Information Elements*/
         u8 wpa_ie[MAX_WPA_IE_LEN];
         u8 wpa_ie_len;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 7a1e8b62abf..241af7fe44b 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -12,9 +12,8 @@
 #include <linux/kthread.h>
 #include <linux/kfifo.h>
 #include <linux/stddef.h>
-
+#include <linux/ieee80211.h>
 #include <net/iw_handler.h>
-#include <net/ieee80211.h>
 
 #include "host.h"
 #include "decl.h"
diff --git a/drivers/net/wireless/libertas/persistcfg.c b/drivers/net/wireless/libertas/persistcfg.c
index 3309a9c3cfe..56e2401cc76 100644
--- a/drivers/net/wireless/libertas/persistcfg.c
+++ b/drivers/net/wireless/libertas/persistcfg.c
@@ -233,7 +233,7 @@ static ssize_t mesh_id_set(struct device *dev, struct device_attribute *attr,
         /* SSID len */
         ie->val.mesh_id_len = len;
         /* IE len */
-        ie->hdr.len = sizeof(struct mrvl_meshie_val) - IW_ESSID_MAX_SIZE + len;
+        ie->len = sizeof(struct mrvl_meshie_val) - IW_ESSID_MAX_SIZE + len;
 
         ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
                                    CMD_TYPE_MESH_SET_MESH_IE);
diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c
index 5c34ac58818..93f74763a01 100644
--- a/drivers/net/wireless/libertas/scan.c
+++ b/drivers/net/wireless/libertas/scan.c
@@ -6,8 +6,8 @@
   */
 #include <linux/types.h>
 #include <linux/etherdevice.h>
+#include <linux/if_arp.h>
 #include <asm/unaligned.h>
-
 #include <net/lib80211.h>
 
 #include "host.h"
@@ -55,6 +55,8 @@
 //! Scan time specified in the channel TLV for each channel for active scans
 #define MRVDRV_ACTIVE_SCAN_CHAN_TIME   100
 
+#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
+
 static int lbs_ret_80211_scan(struct lbs_private *priv, unsigned long dummy,
                               struct cmd_header *resp);
 
@@ -591,38 +593,36 @@ static int lbs_process_bss(struct bss_descriptor *bss,
 
         /* process variable IE */
         while (pos <= end - 2) {
-                struct ieee80211_info_element * elem = (void *)pos;
-
-                if (pos + elem->len > end) {
+                if (pos + pos[1] > end) {
                         lbs_deb_scan("process_bss: error in processing IE, "
                                      "bytes left < IE length\n");
                         break;
                 }
 
-                switch (elem->id) {
-                case MFIE_TYPE_SSID:
-                        bss->ssid_len = min_t(int, 32, elem->len);
-                        memcpy(bss->ssid, elem->data, bss->ssid_len);
+                switch (pos[0]) {
+                case WLAN_EID_SSID:
+                        bss->ssid_len = min_t(int, IEEE80211_MAX_SSID_LEN, pos[1]);
+                        memcpy(bss->ssid, pos + 2, bss->ssid_len);
                         lbs_deb_scan("got SSID IE: '%s', len %u\n",
                                      print_ssid(ssid, bss->ssid, bss->ssid_len),
                                      bss->ssid_len);
                         break;
 
-                case MFIE_TYPE_RATES:
-                        n_basic_rates = min_t(uint8_t, MAX_RATES, elem->len);
-                        memcpy(bss->rates, elem->data, n_basic_rates);
+                case WLAN_EID_SUPP_RATES:
+                        n_basic_rates = min_t(uint8_t, MAX_RATES, pos[1]);
+                        memcpy(bss->rates, pos + 2, n_basic_rates);
                         got_basic_rates = 1;
                         lbs_deb_scan("got RATES IE\n");
                         break;
 
-                case MFIE_TYPE_FH_SET:
+                case WLAN_EID_FH_PARAMS:
                         pFH = (struct ieeetypes_fhparamset *) pos;
                         memmove(&bss->phyparamset.fhparamset, pFH,
                                 sizeof(struct ieeetypes_fhparamset));
                         lbs_deb_scan("got FH IE\n");
                         break;
 
-                case MFIE_TYPE_DS_SET:
+                case WLAN_EID_DS_PARAMS:
                         pDS = (struct ieeetypes_dsparamset *) pos;
                         bss->channel = pDS->currentchan;
                         memcpy(&bss->phyparamset.dsparamset, pDS,
@@ -630,14 +630,14 @@ static int lbs_process_bss(struct bss_descriptor *bss,
                         lbs_deb_scan("got DS IE, channel %d\n", bss->channel);
                         break;
 
-                case MFIE_TYPE_CF_SET:
+                case WLAN_EID_CF_PARAMS:
                         pCF = (struct ieeetypes_cfparamset *) pos;
                         memcpy(&bss->ssparamset.cfparamset, pCF,
                                sizeof(struct ieeetypes_cfparamset));
                         lbs_deb_scan("got CF IE\n");
                         break;
 
-                case MFIE_TYPE_IBSS_SET:
+                case WLAN_EID_IBSS_PARAMS:
                         pibss = (struct ieeetypes_ibssparamset *) pos;
                         bss->atimwindow = le16_to_cpu(pibss->atimwindow);
                         memmove(&bss->ssparamset.ibssparamset, pibss,
@@ -645,7 +645,7 @@ static int lbs_process_bss(struct bss_descriptor *bss,
                         lbs_deb_scan("got IBSS IE\n");
                         break;
 
-                case MFIE_TYPE_COUNTRY:
+                case WLAN_EID_COUNTRY:
                         pcountryinfo = (struct ieeetypes_countryinfoset *) pos;
                         lbs_deb_scan("got COUNTRY IE\n");
                         if (pcountryinfo->len < sizeof(pcountryinfo->countrycode)
@@ -662,7 +662,7 @@ static int lbs_process_bss(struct bss_descriptor *bss,
                                     (int) (pcountryinfo->len + 2));
                         break;
 
-                case MFIE_TYPE_RATES_EX:
+                case WLAN_EID_EXT_SUPP_RATES:
                         /* only process extended supported rate if data rate is
                          * already found. Data rate IE should come before
                          * extended supported rate IE
@@ -673,50 +673,51 @@ static int lbs_process_bss(struct bss_descriptor *bss,
                                 break;
                         }
 
-                        n_ex_rates = elem->len;
+                        n_ex_rates = pos[1];
                         if (n_basic_rates + n_ex_rates > MAX_RATES)
                                 n_ex_rates = MAX_RATES - n_basic_rates;
 
                         p = bss->rates + n_basic_rates;
-                        memcpy(p, elem->data, n_ex_rates);
+                        memcpy(p, pos + 2, n_ex_rates);
                         break;
 
-                case MFIE_TYPE_GENERIC:
-                        if (elem->len >= 4 &&
-                            elem->data[0] == 0x00 && elem->data[1] == 0x50 &&
-                            elem->data[2] == 0xf2 && elem->data[3] == 0x01) {
-                                bss->wpa_ie_len = min(elem->len + 2, MAX_WPA_IE_LEN);
-                                memcpy(bss->wpa_ie, elem, bss->wpa_ie_len);
+                case WLAN_EID_GENERIC:
+                        if (pos[1] >= 4 &&
+                            pos[2] == 0x00 && pos[3] == 0x50 &&
+                            pos[4] == 0xf2 && pos[5] == 0x01) {
+                                bss->wpa_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN);
+                                memcpy(bss->wpa_ie, pos, bss->wpa_ie_len);
                                 lbs_deb_scan("got WPA IE\n");
-                                lbs_deb_hex(LBS_DEB_SCAN, "WPA IE", bss->wpa_ie, elem->len);
-                        } else if (elem->len >= MARVELL_MESH_IE_LENGTH &&
-                                   elem->data[0] == 0x00 && elem->data[1] == 0x50 &&
-                                   elem->data[2] == 0x43 && elem->data[3] == 0x04) {
+                                lbs_deb_hex(LBS_DEB_SCAN, "WPA IE", bss->wpa_ie,
+                                            bss->wpa_ie_len);
+                        } else if (pos[1] >= MARVELL_MESH_IE_LENGTH &&
+                                   pos[2] == 0x00 && pos[3] == 0x50 &&
+                                   pos[4] == 0x43 && pos[4] == 0x04) {
                                 lbs_deb_scan("got mesh IE\n");
                                 bss->mesh = 1;
                         } else {
                                 lbs_deb_scan("got generic IE: %02x:%02x:%02x:%02x, len %d\n",
-                                        elem->data[0], elem->data[1],
-                                        elem->data[2], elem->data[3],
-                                        elem->len);
+                                        pos[2], pos[3],
+                                        pos[4], pos[5],
+                                        pos[1]);
                         }
                         break;
 
-                case MFIE_TYPE_RSN:
+                case WLAN_EID_RSN:
                         lbs_deb_scan("got RSN IE\n");
-                        bss->rsn_ie_len = min(elem->len + 2, MAX_WPA_IE_LEN);
-                        memcpy(bss->rsn_ie, elem, bss->rsn_ie_len);
+                        bss->rsn_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN);
+                        memcpy(bss->rsn_ie, pos, bss->rsn_ie_len);
                         lbs_deb_hex(LBS_DEB_SCAN, "process_bss: RSN_IE",
-                                    bss->rsn_ie, elem->len);
+                                    bss->rsn_ie, bss->rsn_ie_len);
                         break;
 
                 default:
                         lbs_deb_scan("got IE 0x%04x, len %d\n",
-                                     elem->id, elem->len);
+                                     pos[0], pos[1]);
                         break;
                 }
 
-                pos += elem->len + 2;
+                pos += pos[1] + 2;
         }
 
         /* Timestamp */
diff --git a/drivers/net/wireless/libertas/scan.h b/drivers/net/wireless/libertas/scan.h
index 9e07b0464a8..fab7d5d097f 100644
--- a/drivers/net/wireless/libertas/scan.h
+++ b/drivers/net/wireless/libertas/scan.h
@@ -7,6 +7,10 @@
 #ifndef _LBS_SCAN_H
 #define _LBS_SCAN_H
 
+#include <net/iw_handler.h>
+
+#define MAX_NETWORK_COUNT 128
+
 /**
  *  @brief Maximum number of channels that can be sent in a setuserscan ioctl
  */
diff --git a/drivers/net/wireless/libertas/types.h b/drivers/net/wireless/libertas/types.h
index e0c2599da92..fb7a2d1a252 100644
--- a/drivers/net/wireless/libertas/types.h
+++ b/drivers/net/wireless/libertas/types.h
@@ -7,7 +7,6 @@
 #include <linux/if_ether.h>
 #include <asm/byteorder.h>
 #include <linux/wireless.h>
-#include <net/ieee80211.h>
 
 struct ieeetypes_cfparamset {
         u8 elementid;
@@ -258,7 +257,7 @@ struct mrvlietypes_ledbhv {
  * Note that the len member of the ieee80211_info_element varies depending on
  * the mesh_id_len */
 struct mrvl_meshie_val {
-        uint8_t oui[P80211_OUI_LEN];
+        uint8_t oui[3];
         uint8_t type;
         uint8_t subtype;
         uint8_t version;
@@ -270,7 +269,7 @@ struct mrvl_meshie_val {
 } __attribute__ ((packed));
 
 struct mrvl_meshie {
-        struct ieee80211_info_element hdr;
+        u8 id, len;
         struct mrvl_meshie_val val;
 } __attribute__ ((packed));
 
diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c
index d4c6a659b56..fe7498f1214 100644
--- a/drivers/net/wireless/libertas/wext.c
+++ b/drivers/net/wireless/libertas/wext.c
@@ -9,7 +9,6 @@
 #include <linux/bitops.h>
 
 #include <net/lib80211.h>
-#include <net/ieee80211.h>
 #include <net/iw_handler.h>
 
 #include "host.h"
diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index b657a916b1d..f4ea08f9697 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -86,8 +86,8 @@
 #include <linux/firmware.h>
 #include <linux/if_arp.h>
 #include <linux/wireless.h>
+#include <linux/ieee80211.h>
 #include <net/iw_handler.h>
-#include <net/ieee80211.h>
 
 #include <linux/scatterlist.h>
 #include <linux/crypto.h>
@@ -143,7 +143,7 @@ static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00};
 #define ENCAPS_OVERHEAD         (sizeof(encaps_hdr) + 2)
 
 #define ORINOCO_MIN_MTU         256
-#define ORINOCO_MAX_MTU         (IEEE80211_DATA_LEN - ENCAPS_OVERHEAD)
+#define ORINOCO_MAX_MTU         (IEEE80211_MAX_DATA_LEN - ENCAPS_OVERHEAD)
 
 #define SYMBOL_MAX_VER_LEN      (14)
 #define USER_BAP                0
@@ -392,7 +392,7 @@ static void orinoco_bss_data_init(struct orinoco_private *priv)
 }
 
 static inline u8 *orinoco_get_ie(u8 *data, size_t len,
-                                 enum ieee80211_mfie eid)
+                                 enum ieee80211_eid eid)
 {
         u8 *p = data;
         while ((p + 2) < (data + len)) {
@@ -409,7 +409,7 @@ static inline u8 *orinoco_get_wpa_ie(u8 *data, size_t len)
 {
         u8 *p = data;
         while ((p + 2 + WPA_SELECTOR_LEN) < (data + len)) {
-                if ((p[0] == MFIE_TYPE_GENERIC) &&
+                if ((p[0] == WLAN_EID_GENERIC) &&
                     (memcmp(&p[2], WPA_OUI_TYPE, WPA_SELECTOR_LEN) == 0))
                         return p;
                 p += p[1] + 2;
@@ -839,7 +839,8 @@ static int orinoco_change_mtu(struct net_device *dev, int new_mtu)
         if ( (new_mtu < ORINOCO_MIN_MTU) || (new_mtu > ORINOCO_MAX_MTU) )
                 return -EINVAL;
 
-        if ( (new_mtu + ENCAPS_OVERHEAD + IEEE80211_HLEN) >
+        /* MTU + encapsulation + header length */
+        if ( (new_mtu + ENCAPS_OVERHEAD + sizeof(struct ieee80211_hdr)) >
              (priv->nicbuf_size - ETH_HLEN) )
                 return -EINVAL;
 
@@ -1254,7 +1255,7 @@ static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid,
         }
 
         /* sanity check the length */
-        if (datalen > IEEE80211_DATA_LEN + 12) {
+        if (datalen > IEEE80211_MAX_DATA_LEN + 12) {
                 printk(KERN_DEBUG "%s: oversized monitor frame, "
                        "data length = %d\n", dev->name, datalen);
                 stats->rx_length_errors++;
@@ -1382,7 +1383,7 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw)
                    data. */
                 goto out;
         }
-        if (length > IEEE80211_DATA_LEN) {
+        if (length > IEEE80211_MAX_DATA_LEN) {
                 printk(KERN_WARNING "%s: Oversized frame received (%d bytes)\n",
                        dev->name, length);
                 stats->rx_length_errors++;
@@ -3285,7 +3286,7 @@ static int orinoco_init(struct net_device *dev)
 
         /* No need to lock, the hw_unavailable flag is already set in
          * alloc_orinocodev() */
-        priv->nicbuf_size = IEEE80211_FRAME_LEN + ETH_HLEN;
+        priv->nicbuf_size = IEEE80211_MAX_FRAME_LEN + ETH_HLEN;
 
         /* Initialize the firmware */
         err = hermes_init(hw);
@@ -4681,7 +4682,7 @@ static int orinoco_ioctl_set_encodeext(struct net_device *dev,
         /* Determine and validate the key index */
         idx = encoding->flags & IW_ENCODE_INDEX;
         if (idx) {
-                if ((idx < 1) || (idx > WEP_KEYS))
+                if ((idx < 1) || (idx > 4))
                         goto out;
                 idx--;
         } else
@@ -4786,7 +4787,7 @@ static int orinoco_ioctl_get_encodeext(struct net_device *dev,
 
         idx = encoding->flags & IW_ENCODE_INDEX;
         if (idx) {
-                if ((idx < 1) || (idx > WEP_KEYS))
+                if ((idx < 1) || (idx > 4))
                         goto out;
                 idx--;
         } else
@@ -4949,7 +4950,8 @@ static int orinoco_ioctl_set_genie(struct net_device *dev,
         unsigned long flags;
         int err = 0;
 
-        if ((wrqu->data.length > MAX_WPA_IE_LEN) ||
+        /* cut off at IEEE80211_MAX_DATA_LEN */
+        if ((wrqu->data.length > IEEE80211_MAX_DATA_LEN) ||
             (wrqu->data.length && (extra == NULL)))
                 return -EINVAL;
 
@@ -5632,7 +5634,7 @@ static inline char *orinoco_translate_ext_scan(struct net_device *dev,
                                                   &iwe, IW_EV_UINT_LEN);
         }
 
-        ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_DS_SET);
+        ie = orinoco_get_ie(bss->data, sizeof(bss->data), WLAN_EID_DS_PARAMS);
         channel = ie ? ie[2] : 0;
         if ((channel >= 1) && (channel <= NUM_CHANNELS)) {
                 /* Add channel and frequency */
@@ -5682,7 +5684,7 @@ static inline char *orinoco_translate_ext_scan(struct net_device *dev,
         }
 
         /* RSN IE */
-        ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_RSN);
+        ie = orinoco_get_ie(bss->data, sizeof(bss->data), WLAN_EID_RSN);
         if (ie) {
                 iwe.cmd = IWEVGENIE;
                 iwe.u.data.length = ie[1] + 2;
@@ -5690,7 +5692,7 @@ static inline char *orinoco_translate_ext_scan(struct net_device *dev,
                                                   &iwe, ie);
         }
 
-        ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_RATES);
+        ie = orinoco_get_ie(bss->data, sizeof(bss->data), WLAN_EID_SUPP_RATES);
         if (ie) {
                 char *p = current_ev + iwe_stream_lcp_len(info);
                 int i;
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index bd059e3c7e2..a1eeb48f946 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -37,11 +37,11 @@
 #include <linux/usb.h>
 #include <linux/usb/cdc.h>
 #include <linux/wireless.h>
+#include <linux/ieee80211.h>
 #include <linux/if_arp.h>
 #include <linux/ctype.h>
 #include <linux/spinlock.h>
 #include <net/iw_handler.h>
-#include <net/ieee80211.h>
 #include <linux/usb/usbnet.h>
 #include <linux/usb/rndis_host.h>
 
@@ -1652,7 +1652,7 @@ static char *rndis_translate_scan(struct net_device *dev,
 #ifdef DEBUG
         struct usbnet *usbdev = dev->priv;
 #endif
-        struct ieee80211_info_element *ie;
+        u8 *ie;
         char *current_val;
         int bssid_len, ie_len, i;
         u32 beacon, atim;
@@ -1750,20 +1750,20 @@ static char *rndis_translate_scan(struct net_device *dev,
         ie_len = min(bssid_len - (int)sizeof(*bssid),
                                         (int)le32_to_cpu(bssid->ie_length));
         ie_len -= sizeof(struct ndis_80211_fixed_ies);
-        while (ie_len >= sizeof(*ie) && sizeof(*ie) + ie->len <= ie_len) {
-                if ((ie->id == MFIE_TYPE_GENERIC && ie->len >= 4 &&
-                                memcmp(ie->data, "\x00\x50\xf2\x01", 4) == 0) ||
-                                ie->id == MFIE_TYPE_RSN) {
+        while (ie_len >= 2 && 2 + ie[1] <= ie_len) {
+                if ((ie[0] == WLAN_EID_GENERIC && ie[1] >= 4 &&
+                     memcmp(ie + 2, "\x00\x50\xf2\x01", 4) == 0) ||
+                    ie[0] == WLAN_EID_RSN) {
                         devdbg(usbdev, "IE: WPA%d",
-                                        (ie->id == MFIE_TYPE_RSN) ? 2 : 1);
+                                        (ie[0] == WLAN_EID_RSN) ? 2 : 1);
                         iwe.cmd = IWEVGENIE;
-                        iwe.u.data.length = min(ie->len + 2, MAX_WPA_IE_LEN);
-                        cev = iwe_stream_add_point(info, cev, end_buf, &iwe,
-                                                                (u8 *)ie);
+                        /* arbitrary cut-off at 64 */
+                        iwe.u.data.length = min(ie[1] + 2, 64);
+                        cev = iwe_stream_add_point(info, cev, end_buf, &iwe, ie);
                 }
 
-                ie_len -= sizeof(*ie) + ie->len;
-                ie = (struct ieee80211_info_element *)&ie->data[ie->len];
+                ie_len -= 2 + ie[1];
+                ie += 2 + ie[1];
         }
 
         return cev;
diff --git a/drivers/net/wireless/wl3501.h b/drivers/net/wireless/wl3501.h
index 65ceb088f70..59bb3a55ab4 100644
--- a/drivers/net/wireless/wl3501.h
+++ b/drivers/net/wireless/wl3501.h
@@ -2,7 +2,7 @@
 #define __WL3501_H__
 
 #include <linux/spinlock.h>
-#include <net/ieee80211.h>
+#include <linux/ieee80211.h>
 
 /* define for WLA 2.0 */
 #define WL3501_BLKSZ 256
@@ -548,7 +548,7 @@ struct wl3501_80211_tx_plcp_hdr {
 
 struct wl3501_80211_tx_hdr {
         struct wl3501_80211_tx_plcp_hdr pclp_hdr;
-        struct ieee80211_hdr_4addr              mac_hdr;
+        struct ieee80211_hdr            mac_hdr;
 } __attribute__ ((packed));
 
 /*
diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c
index bf744c1f5b2..1134e2fb189 100644
--- a/drivers/net/wireless/zd1201.c
+++ b/drivers/net/wireless/zd1201.c
@@ -17,11 +17,11 @@
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/wireless.h>
+#include <linux/ieee80211.h>
 #include <net/iw_handler.h>
 #include <linux/string.h>
 #include <linux/if_arp.h>
 #include <linux/firmware.h>
-#include <net/ieee80211.h>
 #include "zd1201.h"
 
 static struct usb_device_id zd1201_table[] = {
@@ -345,7 +345,7 @@ static void zd1201_usbrx(struct urb *urb)
                                 frag = kmalloc(sizeof(*frag), GFP_ATOMIC);
                                 if (!frag)
                                         goto resubmit;
-                                skb = dev_alloc_skb(IEEE80211_DATA_LEN +14+2);
+                                skb = dev_alloc_skb(IEEE80211_MAX_DATA_LEN +14+2);
                                 if (!skb) {
                                         kfree(frag);
                                         goto resubmit;