openwrt/package/hostapd/patches/100-wpa_fix.patch

   1 --- hostapd-0.4.7/driver_madwifi.c      2006-01-30 10:00:44.199096000 -0800
   2 +++ hostapd-0.4.7-new/driver_madwifi.c  2006-01-30 10:05:55.925511000 -0800
   3 @@ -692,6 +692,7 @@
   4         struct hostapd_data *hapd = drv->hapd;
   5         struct ieee80211req_wpaie ie;
   6         int ielen, res;
   7 +        int rsn = 0;
   8
   9         /*
  10          * Fetch negotiated WPA/RSN parameters from the system.
  11 @@ -702,26 +703,37 @@
  12                 printf("Failed to get WPA/RSN information element.\n");
  13                 return -1;              /* XXX not right */
  14         }
  15 -       ielen = ie.wpa_ie[1];
  16 -       if (ielen == 0) {
  17 +        if ((ie.wpa_ie[1] == 0) && (ie.rsn_ie[1] == 0)){
  18                 printf("No WPA/RSN information element for station!?\n");
  19                 return -1;              /* XXX not right */
  20         }
  21 +        ielen = ie.rsn_ie[1];
  22         ielen += 2;
  23 -       res = wpa_validate_wpa_ie(hapd, sta, ie.wpa_ie, ielen,
  24 -                       ie.wpa_ie[0] == WLAN_EID_RSN ?
  25 -                           HOSTAPD_WPA_VERSION_WPA2 : HOSTAPD_WPA_VERSION_WPA);
  26 -       if (res != WPA_IE_OK) {
  27 -               printf("WPA/RSN information element rejected? (res %u)\n", res);
  28 -               return -1;
  29 -       }
  30 +       res = wpa_validate_wpa_ie(hapd, sta, ie.rsn_ie, ielen,
  31 +                                  HOSTAPD_WPA_VERSION_WPA2);
  32 +        if (res != WPA_IE_OK){
  33 +          // now look for WPA IE
  34 +          ielen = ie.wpa_ie[1];
  35 +          ielen += 2;
  36 +          res = wpa_validate_wpa_ie(hapd, sta, ie.wpa_ie, ielen,
  37 +                                    HOSTAPD_WPA_VERSION_WPA);
  38 +          if (res != WPA_IE_OK) {
  39 +            printf("WPA/RSN information element rejected? (res %u)\n", res);
  40 +            return -1;
  41 +          }
  42 +        } else {
  43 +          rsn = 1;
  44 +        }
  45         free(sta->wpa_ie);
  46         sta->wpa_ie = malloc(ielen);
  47         if (sta->wpa_ie == NULL) {
  48                 printf("No memory to save WPA/RSN information element!\n");
  49                 return -1;
  50         }
  51 -       memcpy(sta->wpa_ie, ie.wpa_ie, ielen);
  52 +        if (rsn)
  53 +          memcpy(sta->wpa_ie, ie.rsn_ie, ielen);
  54 +        else
  55 +          memcpy(sta->wpa_ie, ie.wpa_ie, ielen);
  56         sta->wpa_ie_len = ielen;
  57         return 0;
  58  }