madwifi: fix a race condition in the ap2ap wds setup

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17086 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/madwifi/patches/370-wdsvap.patch b/package/madwifi/patches/370-wdsvap.patch
index d689737..488e7b2 100644 (file)
--- a/package/madwifi/patches/370-wdsvap.patch
+++ b/package/madwifi/patches/370-wdsvap.patch
@@ -883,6 +883,15 @@
        ieee80211_node_table_reset(&ic->ic_sta, vap);
        if (vap->iv_bss != NULL) {
                ieee80211_unref_node(&vap->iv_bss);
+@@ -309,7 +314,7 @@ ieee80211_create_ibss(struct ieee80211va
+       /* Check to see if we already have a node for this mac
+        * NB: we gain a node reference here
+        */
+-      ni = ieee80211_find_node(&ic->ic_sta, vap->iv_myaddr);
++      ni = ieee80211_find_txnode(vap, vap->iv_myaddr);
+       if (ni == NULL) {
+               ni = ieee80211_alloc_node_table(vap, vap->iv_myaddr);
+               IEEE80211_DPRINTF(vap, IEEE80211_MSG_ASSOC,
 @@ -831,12 +836,18 @@ node_table_leave_locked(struct ieee80211
                LIST_REMOVE(ni, ni_hash);
        }
@@ -1356,7 +1365,20 @@
                };
 --- a/net80211/ieee80211_proto.c
 +++ b/net80211/ieee80211_proto.c
-@@ -1081,6 +1081,8 @@ ieee80211_init(struct net_device *dev, i
+@@ -979,6 +979,12 @@ ieee80211_init(struct net_device *dev, i
+               "start running (state=%d)\n", vap->iv_state);
+ 
+ 
++      if (vap->iv_master && vap->iv_master->iv_state == IEEE80211_S_INIT) {
++              int ret = ieee80211_init(vap->iv_master->iv_dev, forcescan);
++              if (ret < 0)
++                      return ret;
++      }
++
+       if ((dev->flags & IFF_RUNNING) == 0) {
+               if (ic->ic_nopened++ == 0 &&
+                   (parent->flags & IFF_RUNNING) == 0)
+@@ -1081,6 +1087,8 @@ ieee80211_init(struct net_device *dev, i
  int
  ieee80211_open(struct net_device *dev)
  {
@@ -1365,7 +1387,7 @@
        return ieee80211_init(dev, 0);
  }
  
-@@ -1090,7 +1092,7 @@ ieee80211_open(struct net_device *dev)
+@@ -1090,7 +1098,7 @@ ieee80211_open(struct net_device *dev)
  void
  ieee80211_start_running(struct ieee80211com *ic)
  {
@@ -1374,7 +1396,7 @@
        struct net_device *dev;
  
        /* XXX locking */
-@@ -1099,6 +1101,16 @@ ieee80211_start_running(struct ieee80211
+@@ -1099,6 +1107,16 @@ ieee80211_start_running(struct ieee80211
                /* NB: avoid recursion */
                if ((dev->flags & IFF_UP) && !(dev->flags & IFF_RUNNING))
                        ieee80211_open(dev);
@@ -1391,7 +1413,7 @@
        }
  }
  EXPORT_SYMBOL(ieee80211_start_running);
-@@ -1116,11 +1128,43 @@ ieee80211_stop(struct net_device *dev)
+@@ -1116,11 +1134,43 @@ ieee80211_stop(struct net_device *dev)
        struct ieee80211vap *vap = dev->priv;
        struct ieee80211com *ic = vap->iv_ic;
        struct net_device *parent = ic->ic_dev;
@@ -1435,7 +1457,7 @@
        ieee80211_new_state(vap, IEEE80211_S_INIT, -1);
        if (dev->flags & IFF_RUNNING) {
                dev->flags &= ~IFF_RUNNING;             /* mark us stopped */
-@@ -1148,7 +1192,7 @@ EXPORT_SYMBOL(ieee80211_stop);
+@@ -1148,7 +1198,7 @@ EXPORT_SYMBOL(ieee80211_stop);
  void
  ieee80211_stop_running(struct ieee80211com *ic)
  {
@@ -1444,7 +1466,7 @@
        struct net_device *dev;
  
        /* XXX locking */
-@@ -1156,6 +1200,12 @@ ieee80211_stop_running(struct ieee80211c
+@@ -1156,6 +1206,12 @@ ieee80211_stop_running(struct ieee80211c
                dev = vap->iv_dev;
                if (dev->flags & IFF_RUNNING)   /* NB: avoid recursion */
                        ieee80211_stop(dev);
@@ -1457,7 +1479,7 @@
        }
  }
  EXPORT_SYMBOL(ieee80211_stop_running);
-@@ -1342,9 +1392,9 @@ ieee80211_new_state(struct ieee80211vap 
+@@ -1342,9 +1398,9 @@ ieee80211_new_state(struct ieee80211vap 
        struct ieee80211com *ic = vap->iv_ic;
        int rc;
  
@@ -1469,7 +1491,7 @@
        return rc;
  }
  
-@@ -1557,57 +1607,12 @@ __ieee80211_newstate(struct ieee80211vap
+@@ -1557,57 +1613,12 @@ __ieee80211_newstate(struct ieee80211vap
                switch (ostate) {
                case IEEE80211_S_INIT:
                        if (vap->iv_opmode == IEEE80211_M_MONITOR ||
@@ -1527,7 +1549,7 @@
                                break;
                        }
                        /* fall thru... */
-@@ -1675,6 +1680,7 @@ __ieee80211_newstate(struct ieee80211vap
+@@ -1675,6 +1686,7 @@ __ieee80211_newstate(struct ieee80211vap
                 */
                if (ni->ni_authmode != IEEE80211_AUTH_8021X)
                        ieee80211_node_authorize(ni);
@@ -1535,7 +1557,7 @@
  #ifdef ATH_SUPERG_XR
                /*
                 * fire a timer to bring up XR vap if configured.
-@@ -1808,6 +1814,11 @@ ieee80211_newstate(struct ieee80211vap *
+@@ -1808,6 +1820,11 @@ ieee80211_newstate(struct ieee80211vap *
                          ieee80211_state_name[dstate]);
  
        ieee80211_update_link_status(vap, nstate, ostate);
@@ -1547,7 +1569,7 @@
        switch (nstate) {
        case IEEE80211_S_AUTH:
        case IEEE80211_S_ASSOC:
-@@ -1930,8 +1941,15 @@ ieee80211_newstate(struct ieee80211vap *
+@@ -1930,8 +1947,15 @@ ieee80211_newstate(struct ieee80211vap *
                if (ostate == IEEE80211_S_SCAN || 
                    ostate == IEEE80211_S_AUTH ||
                    ostate == IEEE80211_S_ASSOC) {