package/madwifi/patches-r3776/322-ignore_broken_bssid.patch

   1 Some misconfigured APs broadcast NULL BSSIDs, which can confuse the STA
   2 Ignore those when scanning.
   3
   4 Signed-off-by: Felix Fietkau <nbd@openwrt.org>
   5
   6 Index: madwifi-trunk-r3776/net80211/ieee80211_scan_sta.c
   7 ===================================================================
   8 --- madwifi-trunk-r3776.orig/net80211/ieee80211_scan_sta.c      2008-07-17 04:02:41.000000000 +0200
   9 +++ madwifi-trunk-r3776/net80211/ieee80211_scan_sta.c   2008-07-17 04:03:54.000000000 +0200
  10 @@ -242,6 +242,10 @@
  11         struct ieee80211_scan_entry *ise;
  12         int hash;
  13
  14 +       /* workaround for broken APs that broadcast NULL BSSIDs */
  15 +       if (memcmp(wh->i_addr3, "\x00\x00\x00\x00\x00\x00", 6) == 0)
  16 +               return 0;
  17 +
  18         hash = STA_HASH(macaddr);
  19         SCAN_STA_LOCK_IRQ(st);
  20         LIST_FOREACH(se, &st->st_hash[hash], se_hash)