package/madwifi/patches/451-ibss_race_fix.patch

   1 --- a/net80211/ieee80211_input.c
   2 +++ b/net80211/ieee80211_input.c
   3 @@ -3573,6 +3573,9 @@ ieee80211_recv_mgmt(struct ieee80211vap
   4                                 found = 1;
   5                                 ni = ni_or_null = vap->iv_wdsnode;
   6                         } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
   7 +                               if (vap->iv_state != IEEE80211_S_RUN)
   8 +                                       break;
   9 +
  10                                 ni_or_null = ieee80211_find_node(&ic->ic_sta, wh->i_addr2);
  11                                 if (ni_or_null)
  12                                         ni = ni_or_null;
  13 --- a/net80211/ieee80211_node.c
  14 +++ b/net80211/ieee80211_node.c
  15 @@ -317,16 +317,10 @@ ieee80211_create_ibss(struct ieee80211va
  16         /* Check to see if we already have a node for this mac
  17          * NB: we gain a node reference here
  18          */
  19 -       ni = ieee80211_find_txnode(vap, vap->iv_myaddr);
  20 +       ni = ieee80211_alloc_node(vap, vap->iv_myaddr);
  21         if (ni == NULL) {
  22 -               ni = ieee80211_alloc_node_table(vap, vap->iv_myaddr);
  23 -               IEEE80211_DPRINTF(vap, IEEE80211_MSG_ASSOC,
  24 -                                 "%s: ni:%p allocated for " MAC_FMT "\n",
  25 -                                 __func__, ni, MAC_ADDR(vap->iv_myaddr));
  26 -               if (ni == NULL) {
  27 -                       /* XXX recovery? */
  28 -                       return;
  29 -               }
  30 +               /* XXX recovery? */
  31 +               return;
  32         }
  33
  34         IEEE80211_ADDR_COPY(ni->ni_bssid, vap->iv_myaddr);