[PATCH] libertas: kill ieeetypes_capinfo bitfield, use ieee80211.h types

Use standard BSS capability field constants from ieee80211.h.

Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

8 files changed, 91 insertions, 164 deletions

diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index 715cbdaa1d4b..e5cbfa8d6e3f 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -70,18 +70,18 @@ static ssize_t libertas_getscantable(struct file *file, char __user *userbuf,
 
         mutex_lock(&priv->adapter->lock);
         list_for_each_entry (iter_bss, &priv->adapter->network_list, list) {
-                u16 cap;
+                u16 ibss = (iter_bss->capability & WLAN_CAPABILITY_IBSS);
+                u16 privacy = (iter_bss->capability & WLAN_CAPABILITY_PRIVACY);
+                u16 spectrum_mgmt = (iter_bss->capability & WLAN_CAPABILITY_SPECTRUM_MGMT);
 
-                memcpy(&cap, &iter_bss->cap, sizeof(cap));
                 pos += snprintf(buf+pos, len-pos,
                         "%02u| %03d | %03ld | " MAC_FMT " |",
                         numscansdone, iter_bss->channel, iter_bss->rssi,
                         MAC_ARG(iter_bss->bssid));
-                pos += snprintf(buf+pos, len-pos, " %04x-", cap);
+                pos += snprintf(buf+pos, len-pos, " %04x-", iter_bss->capability);
                 pos += snprintf(buf+pos, len-pos, "%c%c%c |",
-                                iter_bss->cap.ibss ? 'A' : 'I',
-                                iter_bss->cap.privacy ? 'P' : ' ',
-                                iter_bss->cap.spectrummgmt ? 'S' : ' ');
+                                ibss ? 'A' : 'I', privacy ? 'P' : ' ',
+                                spectrum_mgmt ? 'S' : ' ');
                 pos += snprintf(buf+pos, len-pos, " %08llx |", iter_bss->networktsf);
                 pos += snprintf(buf+pos, len-pos, " %d |", SCAN_RSSI(iter_bss->rssi));
                 pos += snprintf(buf+pos, len-pos, " %s\n",
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index 785192b884bc..675c65dbc070 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -275,7 +275,7 @@ struct _wlan_adapter {
         u8 adhoccreate;
 
         /** capability Info used in Association, start, join */
-        struct ieeetypes_capinfo capinfo;
+        u16 capability;
 
         /** MAC address information */
         u8 current_addr[ETH_ALEN];
diff --git a/drivers/net/wireless/libertas/fw.c b/drivers/net/wireless/libertas/fw.c
index 2dc84ff7a54a..6c2b3c25b821 100644
--- a/drivers/net/wireless/libertas/fw.c
+++ b/drivers/net/wireless/libertas/fw.c
@@ -217,10 +217,8 @@ static void wlan_init_adapter(wlan_private * priv)
         adapter->is_datarate_auto = 1;
         adapter->beaconperiod = MRVDRV_BEACON_INTERVAL;
 
-        // set default value of capinfo.
-#define SHORT_PREAMBLE_ALLOWED          1
-        memset(&adapter->capinfo, 0, sizeof(adapter->capinfo));
-        adapter->capinfo.shortpreamble = SHORT_PREAMBLE_ALLOWED;
+        // set default capabilities
+        adapter->capability = WLAN_CAPABILITY_SHORT_PREAMBLE;
 
         adapter->psmode = wlan802_11powermodecam;
         adapter->multipledtim = MRVDRV_DEFAULT_MULTIPLE_DTIM;
diff --git a/drivers/net/wireless/libertas/hostcmd.h b/drivers/net/wireless/libertas/hostcmd.h
index 09b898f6719c..1322552fa6c9 100644
--- a/drivers/net/wireless/libertas/hostcmd.h
+++ b/drivers/net/wireless/libertas/hostcmd.h
@@ -108,12 +108,6 @@ struct wlan_offset_value {
         u32 value;
 };
 
-struct WLAN_802_11_FIXED_IEs {
-        __le64 timestamp;
-        __le16 beaconinterval;
-        u16 capabilities; /* Actually struct ieeetypes_capinfo */
-};
-
 struct WLAN_802_11_VARIABLE_IEs {
         u8 elementid;
         u8 length;
@@ -237,7 +231,7 @@ struct cmd_ds_802_11_deauthenticate {
 
 struct cmd_ds_802_11_associate {
         u8 peerstaaddr[6];
-        struct ieeetypes_capinfo capinfo;
+        __le16 capability;
         __le16 listeninterval;
         __le16 bcnperiod;
         u8 dtimperiod;
@@ -469,22 +463,22 @@ struct cmd_ds_802_11_ad_hoc_start {
         union IEEEtypes_ssparamset ssparamset;
         union ieeetypes_phyparamset phyparamset;
         __le16 probedelay;
-        struct ieeetypes_capinfo cap;
+        __le16 capability;
         u8 datarate[G_SUPPORTED_RATES];
         u8 tlv_memory_size_pad[100];
 } __attribute__ ((packed));
 
 struct adhoc_bssdesc {
-        u8 BSSID[6];
-        u8 SSID[32];
-        u8 bsstype;
+        u8 bssid[6];
+        u8 ssid[32];
+        u8 type;
         __le16 beaconperiod;
         u8 dtimperiod;
         __le64 timestamp;
         __le64 localtime;
         union ieeetypes_phyparamset phyparamset;
         union IEEEtypes_ssparamset ssparamset;
-        struct ieeetypes_capinfo cap;
+        __le16 capability;
         u8 datarates[G_SUPPORTED_RATES];
 
         /* DO NOT ADD ANY FIELDS TO THIS STRUCTURE. It is used below in the
@@ -494,7 +488,7 @@ struct adhoc_bssdesc {
 } __attribute__ ((packed));
 
 struct cmd_ds_802_11_ad_hoc_join {
-        struct adhoc_bssdesc bssdescriptor;
+        struct adhoc_bssdesc bss;
         __le16 failtimeout;
         __le16 probedelay;
 
diff --git a/drivers/net/wireless/libertas/join.c b/drivers/net/wireless/libertas/join.c
index 78ac3064a0bd..2db7fbfcaeb4 100644
--- a/drivers/net/wireless/libertas/join.c
+++ b/drivers/net/wireless/libertas/join.c
@@ -17,8 +17,6 @@
 #include "dev.h"
 #include "assoc.h"
 
-#define AD_HOC_CAP_PRIVACY_ON 1
-
 /**
  *  @brief This function finds out the common rates between rate1 and rate2.
  *
@@ -121,7 +119,8 @@ int wlan_associate(wlan_private * priv, struct assoc_request * assoc_req)
                 goto done;
 
         /* set preamble to firmware */
-        if (adapter->capinfo.shortpreamble && assoc_req->bss.cap.shortpreamble)
+        if (   (adapter->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
+            && (assoc_req->bss.capability & WLAN_CAPABILITY_SHORT_PREAMBLE))
                 adapter->preamble = cmd_type_short_preamble;
         else
                 adapter->preamble = cmd_type_long_preamble;
@@ -150,12 +149,12 @@ int libertas_start_adhoc_network(wlan_private * priv, struct assoc_request * ass
 
         adapter->adhoccreate = 1;
 
-        if (!adapter->capinfo.shortpreamble) {
-                lbs_deb_join("AdhocStart: Long preamble\n");
-                adapter->preamble = cmd_type_long_preamble;
-        } else {
+        if (adapter->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) {
                 lbs_deb_join("AdhocStart: Short preamble\n");
                 adapter->preamble = cmd_type_short_preamble;
+        } else {
+                lbs_deb_join("AdhocStart: Long preamble\n");
+                adapter->preamble = cmd_type_long_preamble;
         }
 
         libertas_set_radio_control(priv);
@@ -205,9 +204,10 @@ int libertas_join_adhoc_network(wlan_private * priv, struct assoc_request * asso
                 return -1;
         }
 
-        /*Use shortpreamble only when both creator and card supports
+        /* Use shortpreamble only when both creator and card supports
            short preamble */
-        if (!bss->cap.shortpreamble || !adapter->capinfo.shortpreamble) {
+        if (   !(bss->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
+            || !(adapter->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)) {
                 lbs_deb_join("AdhocJoin: Long preamble\n");
                 adapter->preamble = cmd_type_long_preamble;
         } else {
@@ -357,7 +357,7 @@ int libertas_cmd_80211_associate(wlan_private * priv,
         /* set the listen interval */
         passo->listeninterval = cpu_to_le16(adapter->listeninterval);
 
-        pos += sizeof(passo->capinfo);
+        pos += sizeof(passo->capability);
         pos += sizeof(passo->listeninterval);
         pos += sizeof(passo->bcnperiod);
         pos += sizeof(passo->dtimperiod);
@@ -427,12 +427,6 @@ int libertas_cmd_80211_associate(wlan_private * priv,
         lbs_deb_join("ASSOC_CMD: rates->header.len = %d\n",
                      cpu_to_le16(rates->header.len));
 
-        /* set IBSS field */
-        if (bss->mode == IW_MODE_INFRA) {
-#define CAPINFO_ESS_MODE 1
-                passo->capinfo.ess = CAPINFO_ESS_MODE;
-        }
-
         if (libertas_parse_dnld_countryinfo_11d(priv, bss)) {
                 ret = -1;
                 goto done;
@@ -440,12 +434,13 @@ int libertas_cmd_80211_associate(wlan_private * priv,
 
         cmd->size = cpu_to_le16((u16) (pos - (u8 *) passo) + S_DS_GEN);
 
-        /* set the capability info at last */
-        memcpy(&tmpcap, &bss->cap, sizeof(passo->capinfo));
-        tmpcap &= CAPINFO_MASK;
-        lbs_deb_join("ASSOC_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n",
+        /* set the capability info */
+        tmpcap = (bss->capability & CAPINFO_MASK);
+        if (bss->mode == IW_MODE_INFRA)
+                tmpcap |= WLAN_CAPABILITY_ESS;
+        passo->capability = cpu_to_le16(tmpcap);
+        lbs_deb_join("ASSOC_CMD: capability=%4X CAPINFO_MASK=%4X\n",
                      tmpcap, CAPINFO_MASK);
-        memcpy(&passo->capinfo, &tmpcap, sizeof(passo->capinfo));
 
 done:
         lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
@@ -461,6 +456,7 @@ int libertas_cmd_80211_ad_hoc_start(wlan_private * priv,
         int cmdappendsize = 0;
         int i;
         struct assoc_request * assoc_req = pdata_buf;
+        u16 tmpcap = 0;
 
         lbs_deb_enter(LBS_DEB_JOIN);
 
@@ -518,19 +514,17 @@ int libertas_cmd_80211_ad_hoc_start(wlan_private * priv,
         adhs->ssparamset.ibssparamset.atimwindow = cpu_to_le16(adapter->atimwindow);
 
         /* set capability info */
-        adhs->cap.ess = 0;
-        adhs->cap.ibss = 1;
-
-        /* probedelay */
-        adhs->probedelay = cpu_to_le16(cmd_scan_probe_delay_time);
-
-        /* set up privacy in adapter->scantable[i] */
+        tmpcap = WLAN_CAPABILITY_IBSS;
         if (assoc_req->secinfo.wep_enabled) {
                 lbs_deb_join("ADHOC_S_CMD: WEP enabled, setting privacy on\n");
-                adhs->cap.privacy = AD_HOC_CAP_PRIVACY_ON;
+                tmpcap |= WLAN_CAPABILITY_PRIVACY;
         } else {
                 lbs_deb_join("ADHOC_S_CMD: WEP disabled, setting privacy off\n");
         }
+        adhs->capability = cpu_to_le16(tmpcap);
+
+        /* probedelay */
+        adhs->probedelay = cpu_to_le16(cmd_scan_probe_delay_time);
 
         memset(adhs->datarate, 0, sizeof(adhs->datarate));
 
@@ -585,67 +579,58 @@ int libertas_cmd_80211_ad_hoc_join(wlan_private * priv,
                                 struct cmd_ds_command *cmd, void *pdata_buf)
 {
         wlan_adapter *adapter = priv->adapter;
-        struct cmd_ds_802_11_ad_hoc_join *padhocjoin = &cmd->params.adj;
+        struct cmd_ds_802_11_ad_hoc_join *join_cmd = &cmd->params.adj;
         struct assoc_request * assoc_req = pdata_buf;
         struct bss_descriptor *bss = &assoc_req->bss;
         int cmdappendsize = 0;
         int ret = 0;
         u8 *card_rates;
         int card_rates_size;
-        u16 tmpcap;
         int i;
 
         lbs_deb_enter(LBS_DEB_JOIN);
 
         cmd->command = cpu_to_le16(cmd_802_11_ad_hoc_join);
 
-        padhocjoin->bssdescriptor.bsstype = cmd_bss_type_ibss;
-
-        padhocjoin->bssdescriptor.beaconperiod = cpu_to_le16(bss->beaconperiod);
-
-        memcpy(&padhocjoin->bssdescriptor.BSSID, &bss->bssid, ETH_ALEN);
-        memcpy(&padhocjoin->bssdescriptor.SSID, &bss->ssid, bss->ssid_len);
+        join_cmd->bss.type = cmd_bss_type_ibss;
+        join_cmd->bss.beaconperiod = cpu_to_le16(bss->beaconperiod);
 
-        memcpy(&padhocjoin->bssdescriptor.phyparamset,
-               &bss->phyparamset, sizeof(union ieeetypes_phyparamset));
+        memcpy(&join_cmd->bss.bssid, &bss->bssid, ETH_ALEN);
+        memcpy(&join_cmd->bss.ssid, &bss->ssid, bss->ssid_len);
 
-        memcpy(&padhocjoin->bssdescriptor.ssparamset,
-               &bss->ssparamset, sizeof(union IEEEtypes_ssparamset));
+        memcpy(&join_cmd->bss.phyparamset, &bss->phyparamset,
+               sizeof(union ieeetypes_phyparamset));
 
-        memcpy(&tmpcap, &bss->cap, sizeof(struct ieeetypes_capinfo));
-        tmpcap &= CAPINFO_MASK;
+        memcpy(&join_cmd->bss.ssparamset, &bss->ssparamset,
+               sizeof(union IEEEtypes_ssparamset));
 
+        join_cmd->bss.capability = cpu_to_le16(bss->capability & CAPINFO_MASK);
         lbs_deb_join("ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n",
-               tmpcap, CAPINFO_MASK);
-        memcpy(&padhocjoin->bssdescriptor.cap, &tmpcap,
-               sizeof(struct ieeetypes_capinfo));
+               bss->capability, CAPINFO_MASK);
 
         /* information on BSSID descriptor passed to FW */
         lbs_deb_join(
                "ADHOC_J_CMD: BSSID = " MAC_FMT ", SSID = '%s'\n",
-               MAC_ARG(padhocjoin->bssdescriptor.BSSID),
-               padhocjoin->bssdescriptor.SSID);
+               MAC_ARG(join_cmd->bss.bssid), join_cmd->bss.ssid);
 
         /* failtimeout */
-        padhocjoin->failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT);
+        join_cmd->failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT);
 
         /* probedelay */
-        padhocjoin->probedelay = cpu_to_le16(cmd_scan_probe_delay_time);
+        join_cmd->probedelay = cpu_to_le16(cmd_scan_probe_delay_time);
 
         /* Copy Data rates from the rates recorded in scan response */
-        memset(padhocjoin->bssdescriptor.datarates, 0,
-               sizeof(padhocjoin->bssdescriptor.datarates));
-        memcpy(padhocjoin->bssdescriptor.datarates, bss->datarates,
-               min(sizeof(padhocjoin->bssdescriptor.datarates),
-                   sizeof(bss->datarates)));
+        memset(join_cmd->bss.datarates, 0, sizeof(join_cmd->bss.datarates));
+        memcpy(join_cmd->bss.datarates, bss->datarates,
+               min(sizeof(join_cmd->bss.datarates), sizeof(bss->datarates)));
 
         card_rates = libertas_supported_rates;
         card_rates_size = sizeof(libertas_supported_rates);
 
         adapter->curbssparams.channel = bss->channel;
 
-        if (get_common_rates(adapter, padhocjoin->bssdescriptor.datarates,
-                             sizeof(padhocjoin->bssdescriptor.datarates),
+        if (get_common_rates(adapter, join_cmd->bss.datarates,
+                             sizeof(join_cmd->bss.datarates),
                              card_rates, card_rates_size)) {
                 lbs_deb_join("ADHOC_J_CMD: get_common_rates returns error.\n");
                 ret = -1;
@@ -653,8 +638,8 @@ int libertas_cmd_80211_ad_hoc_join(wlan_private * priv,
         }
 
         /* Find the last non zero */
-        for (i = 0; i < sizeof(padhocjoin->bssdescriptor.datarates)
-             && padhocjoin->bssdescriptor.datarates[i]; i++) ;
+        for (i = 0; i < sizeof(join_cmd->bss.datarates)
+             && join_cmd->bss.datarates[i]; i++) ;
 
         adapter->curbssparams.numofrates = i;
 
@@ -662,14 +647,16 @@ int libertas_cmd_80211_ad_hoc_join(wlan_private * priv,
          * Copy the adhoc joining rates to Current BSS State structure
          */
         memcpy(adapter->curbssparams.datarates,
-               padhocjoin->bssdescriptor.datarates,
+               join_cmd->bss.datarates,
                adapter->curbssparams.numofrates);
 
-        padhocjoin->bssdescriptor.ssparamset.ibssparamset.atimwindow =
+        join_cmd->bss.ssparamset.ibssparamset.atimwindow =
             cpu_to_le16(bss->atimwindow);
 
         if (assoc_req->secinfo.wep_enabled) {
-                padhocjoin->bssdescriptor.cap.privacy = AD_HOC_CAP_PRIVACY_ON;
+                u16 tmp = le16_to_cpu(join_cmd->bss.capability);
+                tmp |= WLAN_CAPABILITY_PRIVACY;
+                join_cmd->bss.capability = cpu_to_le16(tmp);
         }
 
         if (adapter->psmode == wlan802_11powermodemax_psp) {
diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c
index c3043dcb541e..8753f9344f3e 100644
--- a/drivers/net/wireless/libertas/scan.c
+++ b/drivers/net/wireless/libertas/scan.c
@@ -76,7 +76,7 @@ static inline int match_bss_no_security(struct wlan_802_11_security * secinfo,
             && !secinfo->WPA2enabled
             && match_bss->wpa_ie[0] != WPA_IE
             && match_bss->rsn_ie[0] != WPA2_IE
-            && !match_bss->privacy) {
+            && !(match_bss->capability & WLAN_CAPABILITY_PRIVACY)) {
                 return 1;
         }
         return 0;
@@ -88,7 +88,7 @@ static inline int match_bss_static_wep(struct wlan_802_11_security * secinfo,
         if ( secinfo->wep_enabled
            && !secinfo->WPAenabled
            && !secinfo->WPA2enabled
-           && match_bss->privacy) {
+           && (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) {
                 return 1;
         }
         return 0;
@@ -101,7 +101,8 @@ static inline int match_bss_wpa(struct wlan_802_11_security * secinfo,
            && secinfo->WPAenabled
            && (match_bss->wpa_ie[0] == WPA_IE)
            /* privacy bit may NOT be set in some APs like LinkSys WRT54G
-              && bss->privacy */
+              && (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) {
+            */
            ) {
                 return 1;
         }
@@ -115,7 +116,8 @@ static inline int match_bss_wpa2(struct wlan_802_11_security * secinfo,
            && secinfo->WPA2enabled
            && (match_bss->rsn_ie[0] == WPA2_IE)
            /* privacy bit may NOT be set in some APs like LinkSys WRT54G
-              && bss->privacy */
+              && (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) {
+            */
            ) {
                 return 1;
         }
@@ -130,7 +132,7 @@ static inline int match_bss_dynamic_wep(struct wlan_802_11_security * secinfo,
            && !secinfo->WPA2enabled
            && (match_bss->wpa_ie[0] != WPA_IE)
            && (match_bss->rsn_ie[0] != WPA2_IE)
-           && match_bss->privacy) {
+           && (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) {
                 return 1;
         }
         return 0;
@@ -177,7 +179,7 @@ static int is_network_compatible(wlan_adapter * adapter,
                        adapter->secinfo.wep_enabled ? "e" : "d",
                        adapter->secinfo.WPAenabled ? "e" : "d",
                        adapter->secinfo.WPA2enabled ? "e" : "d",
-                       bss->privacy);
+                       (bss->capability & WLAN_CAPABILITY_PRIVACY));
                 goto done;
         } else if ((matched = match_bss_wpa2(&adapter->secinfo, bss))) {
                 lbs_deb_scan(
@@ -187,15 +189,14 @@ static int is_network_compatible(wlan_adapter * adapter,
                        adapter->secinfo.wep_enabled ? "e" : "d",
                        adapter->secinfo.WPAenabled ? "e" : "d",
                        adapter->secinfo.WPA2enabled ? "e" : "d",
-                       bss->privacy);
+                       (bss->capability & WLAN_CAPABILITY_PRIVACY));
                 goto done;
         } else if ((matched = match_bss_dynamic_wep(&adapter->secinfo, bss))) {
                 lbs_deb_scan(
                        "is_network_compatible() dynamic WEP: "
                        "wpa_ie=%#x wpa2_ie=%#x privacy=%#x\n",
-                       bss->wpa_ie[0],
-                       bss->rsn_ie[0],
-                       bss->privacy);
+                       bss->wpa_ie[0], bss->rsn_ie[0],
+                       (bss->capability & WLAN_CAPABILITY_PRIVACY));
                 goto done;
         }
 
@@ -207,7 +208,7 @@ static int is_network_compatible(wlan_adapter * adapter,
                adapter->secinfo.wep_enabled ? "e" : "d",
                adapter->secinfo.WPAenabled ? "e" : "d",
                adapter->secinfo.WPA2enabled ? "e" : "d",
-               bss->privacy);
+               (bss->capability & WLAN_CAPABILITY_PRIVACY));
 
 done:
         lbs_deb_leave(LBS_DEB_SCAN);
@@ -904,8 +905,6 @@ static int libertas_process_bss(struct bss_descriptor * bss,
         struct ieeetypes_dsparamset *pDS;
         struct ieeetypes_cfparamset *pCF;
         struct ieeetypes_ibssparamset *pibss;
-        struct ieeetypes_capinfo *pcap;
-        struct WLAN_802_11_FIXED_IEs fixedie;
         u8 *pcurrentptr;
         u8 *pRate;
         u8 elemlen;
@@ -974,24 +973,28 @@ static int libertas_process_bss(struct bss_descriptor * bss,
         bytesleftforcurrentbeacon -= 1;
 
         /* time stamp is 8 bytes long */
-        fixedie.timestamp = bss->timestamp = le64_to_cpup((void *)pcurrentptr);
+        bss->timestamp = le64_to_cpup((void *)pcurrentptr);
         pcurrentptr += 8;
         bytesleftforcurrentbeacon -= 8;
 
         /* beacon interval is 2 bytes long */
-        fixedie.beaconinterval = bss->beaconperiod = le16_to_cpup((void *)pcurrentptr);
+        bss->beaconperiod = le16_to_cpup((void *)pcurrentptr);
         pcurrentptr += 2;
         bytesleftforcurrentbeacon -= 2;
 
         /* capability information is 2 bytes long */
-        memcpy(&fixedie.capabilities, pcurrentptr, 2);
-        lbs_deb_scan("process_bss: fixedie.capabilities=0x%X\n",
-               fixedie.capabilities);
-        pcap = (struct ieeetypes_capinfo *) & fixedie.capabilities;
-        memcpy(&bss->cap, pcap, sizeof(struct ieeetypes_capinfo));
+        bss->capability = le16_to_cpup((void *)pcurrentptr);
+        lbs_deb_scan("process_bss: capabilities = 0x%4X\n", bss->capability);
         pcurrentptr += 2;
         bytesleftforcurrentbeacon -= 2;
 
+        if (bss->capability & WLAN_CAPABILITY_PRIVACY)
+                lbs_deb_scan("process_bss: AP WEP enabled\n");
+        if (bss->capability & WLAN_CAPABILITY_IBSS)
+                bss->mode = IW_MODE_ADHOC;
+        else
+                bss->mode = IW_MODE_INFRA;
+
         /* rest of the current buffer are IE's */
         lbs_deb_scan("process_bss: IE length for this AP = %d\n",
                bytesleftforcurrentbeacon);
@@ -999,19 +1002,6 @@ static int libertas_process_bss(struct bss_descriptor * bss,
         lbs_dbg_hex("process_bss: IE info", (u8 *) pcurrentptr,
                 bytesleftforcurrentbeacon);
 
-        if (pcap->privacy) {
-                lbs_deb_scan("process_bss: AP WEP enabled\n");
-                bss->privacy = wlan802_11privfilter8021xWEP;
-        } else {
-                bss->privacy = wlan802_11privfilteracceptall;
-        }
-
-        if (pcap->ibss == 1) {
-                bss->mode = IW_MODE_ADHOC;
-        } else {
-                bss->mode = IW_MODE_INFRA;
-        }
-
         /* process variable IE */
         while (bytesleftforcurrentbeacon >= 2) {
                 elemID = (enum ieeetypes_elementid) (*((u8 *) pcurrentptr));
@@ -1550,7 +1540,7 @@ static inline char *libertas_translate_scan(wlan_private *priv,
 
         /* Add encryption capability */
         iwe.cmd = SIOCGIWENCODE;
-        if (bss->privacy) {
+        if (bss->capability & WLAN_CAPABILITY_PRIVACY) {
                 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
         } else {
                 iwe.u.data.flags = IW_ENCODE_DISABLED;
diff --git a/drivers/net/wireless/libertas/scan.h b/drivers/net/wireless/libertas/scan.h
index bd019e5ff1eb..2a095733f194 100644
--- a/drivers/net/wireless/libertas/scan.h
+++ b/drivers/net/wireless/libertas/scan.h
@@ -140,8 +140,7 @@ struct bss_descriptor {
         u8 ssid[IW_ESSID_MAX_SIZE + 1];
         u8 ssid_len;
 
-        /* WEP encryption requirement */
-        u32 privacy;
+        u16 capability;
 
         /* receive signal strength in dBm */
         long rssi;
@@ -160,7 +159,6 @@ struct bss_descriptor {
 
         union ieeetypes_phyparamset phyparamset;
         union IEEEtypes_ssparamset ssparamset;
-        struct ieeetypes_capinfo cap;
         u8 datarates[WLAN_SUPPORTED_RATES];
 
         u64 networktsf;         //!< TSF timestamp from the current firmware TSF
diff --git a/drivers/net/wireless/libertas/types.h b/drivers/net/wireless/libertas/types.h
index 028e2f3b53d6..f4be1293cd16 100644
--- a/drivers/net/wireless/libertas/types.h
+++ b/drivers/net/wireless/libertas/types.h
@@ -30,47 +30,7 @@ enum ieeetypes_elementid {
         EXTRA_IE = 133,
 } __attribute__ ((packed));
 
-#ifdef __BIG_ENDIAN
-#define CAPINFO_MASK    (~(0xda00))
-#else
 #define CAPINFO_MASK    (~(0x00da))
-#endif
-
-struct ieeetypes_capinfo {
-#ifdef __BIG_ENDIAN_BITFIELD
-        u8 chanagility:1;
-        u8 pbcc:1;
-        u8 shortpreamble:1;
-        u8 privacy:1;
-        u8 cfpollrqst:1;
-        u8 cfpollable:1;
-        u8 ibss:1;
-        u8 ess:1;
-        u8 rsrvd1:2;
-        u8 dsssofdm:1;
-        u8 rsvrd2:1;
-        u8 apsd:1;
-        u8 shortslottime:1;
-        u8 rsrvd3:1;
-        u8 spectrummgmt:1;
-#else
-        u8 ess:1;
-        u8 ibss:1;
-        u8 cfpollable:1;
-        u8 cfpollrqst:1;
-        u8 privacy:1;
-        u8 shortpreamble:1;
-        u8 pbcc:1;
-        u8 chanagility:1;
-        u8 spectrummgmt:1;
-        u8 rsrvd3:1;
-        u8 shortslottime:1;
-        u8 apsd:1;
-        u8 rsvrd2:1;
-        u8 dsssofdm:1;
-        u8 rsrvd1:2;
-#endif
-} __attribute__ ((packed));
 
 struct ieeetypes_cfparamset {
         u8 elementid;
@@ -114,7 +74,7 @@ union ieeetypes_phyparamset {
 } __attribute__ ((packed));
 
 struct ieeetypes_assocrsp {
-        struct ieeetypes_capinfo capability;
+        __le16 capability;
         __le16 statuscode;
         __le16 aid;
         u8 iebuffer[1];