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authorFelix Fietkau <nbd@openwrt.org>2008-07-30 04:45:24 +0000
committerFelix Fietkau <nbd@openwrt.org>2008-07-30 04:45:24 +0000
commitdf292e17b1f7e0dadbc95e1ede62fd2daeeda1c5 (patch)
tree0c0cbd898aed56c7b3f4b05a4b9a0079aa964a5b /package/madwifi/patches/370-wdsvap.patch
parentfba71e7fb18baa46a96c3f8fd3efd2d799bf407d (diff)
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madwifi: wds updates - refactor wds code - add interface for separating individual wds stations from the master interface - add some queueing fixes for packets passing through virtual interfaces
SVN-Revision: 12003
Diffstat (limited to 'package/madwifi/patches/370-wdsvap.patch')
-rw-r--r--package/madwifi/patches/370-wdsvap.patch706
1 files changed, 706 insertions, 0 deletions
diff --git a/package/madwifi/patches/370-wdsvap.patch b/package/madwifi/patches/370-wdsvap.patch
new file mode 100644
index 0000000000..ee0a2de5bb
--- /dev/null
+++ b/package/madwifi/patches/370-wdsvap.patch
@@ -0,0 +1,706 @@
+--- a/ath/if_ath.c
++++ b/ath/if_ath.c
+@@ -124,7 +124,7 @@
+ };
+
+ static struct ieee80211vap *ath_vap_create(struct ieee80211com *,
+- const char *, int, int, struct net_device *);
++ const char *, int, int, struct net_device *, struct ieee80211vap *);
+ static void ath_vap_delete(struct ieee80211vap *);
+ static int ath_init(struct net_device *);
+ static int ath_set_ack_bitrate(struct ath_softc *, int);
+@@ -1123,8 +1123,6 @@
+ autocreatemode = IEEE80211_M_IBSS;
+ else if (!strcmp(autocreate, "ahdemo"))
+ autocreatemode = IEEE80211_M_AHDEMO;
+- else if (!strcmp(autocreate, "wds"))
+- autocreatemode = IEEE80211_M_WDS;
+ else if (!strcmp(autocreate, "monitor"))
+ autocreatemode = IEEE80211_M_MONITOR;
+ else {
+@@ -1137,7 +1135,7 @@
+ if (autocreatemode != -1) {
+ rtnl_lock();
+ vap = ieee80211_create_vap(ic, "ath%d", dev,
+- autocreatemode, 0);
++ autocreatemode, 0, NULL);
+ rtnl_unlock();
+ if (vap == NULL)
+ EPRINTF(sc, "Autocreation of %s VAP failed.", autocreate);
+@@ -1230,14 +1228,14 @@
+
+ static struct ieee80211vap *
+ ath_vap_create(struct ieee80211com *ic, const char *name,
+- int opmode, int flags, struct net_device *mdev)
++ int opmode, int flags, struct net_device *mdev, struct ieee80211vap *master)
+ {
+ struct ath_softc *sc = ic->ic_dev->priv;
+ struct ath_hal *ah = sc->sc_ah;
+ struct net_device *dev;
+ struct ath_vap *avp;
+ struct ieee80211vap *vap;
+- int ic_opmode;
++ int ic_opmode = IEEE80211_M_STA;
+
+ if (ic->ic_dev->flags & IFF_RUNNING) {
+ /* needs to disable hardware too */
+@@ -1271,8 +1269,12 @@
+ } else
+ ic_opmode = opmode;
+ break;
+- case IEEE80211_M_HOSTAP:
+ case IEEE80211_M_WDS:
++ if (!master)
++ return NULL;
++ ic_opmode = ic->ic_opmode;
++ break;
++ case IEEE80211_M_HOSTAP:
+ /* permit multiple APs and/or WDS links */
+ /* XXX sta+ap for repeater/bridge application */
+ if ((sc->sc_nvaps != 0) && (ic->ic_opmode == IEEE80211_M_STA))
+@@ -1304,7 +1306,7 @@
+ }
+
+ avp = dev->priv;
+- ieee80211_vap_setup(ic, dev, name, opmode, flags);
++ ieee80211_vap_setup(ic, dev, name, opmode, flags, master);
+ /* override with driver methods */
+ vap = &avp->av_vap;
+ avp->av_newstate = vap->iv_newstate;
+@@ -4201,8 +4203,7 @@
+ if (ic->ic_opmode == IEEE80211_M_STA ||
+ sc->sc_opmode == HAL_M_IBSS || /* NB: AHDEMO too */
+ (sc->sc_nostabeacons) || sc->sc_scanning ||
+- ((ic->ic_opmode == IEEE80211_M_HOSTAP) &&
+- (ic->ic_protmode != IEEE80211_PROT_NONE)))
++ (ic->ic_opmode == IEEE80211_M_HOSTAP))
+ rfilt |= HAL_RX_FILTER_BEACON;
+ if (sc->sc_nmonvaps > 0)
+ rfilt |= (HAL_RX_FILTER_CONTROL | HAL_RX_FILTER_BEACON |
+@@ -9030,8 +9031,6 @@
+ * set sc->beacons if we might need to restart
+ * them after ath_reset. */
+ if (!sc->sc_beacons &&
+- (TAILQ_FIRST(&ic->ic_vaps)->iv_opmode !=
+- IEEE80211_M_WDS) &&
+ !txcont_was_active &&
+ !sc->sc_dfs_cac) {
+ sc->sc_beacons = 1;
+--- a/net80211/ieee80211.c
++++ b/net80211/ieee80211.c
+@@ -396,7 +396,7 @@
+
+ int
+ ieee80211_vap_setup(struct ieee80211com *ic, struct net_device *dev,
+- const char *name, int opmode, int flags)
++ const char *name, int opmode, int flags, struct ieee80211vap *master)
+ {
+ #define IEEE80211_C_OPMODE \
+ (IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | IEEE80211_C_AHDEMO | \
+@@ -510,9 +510,18 @@
+
+ vap->iv_monitor_crc_errors = 0;
+ vap->iv_monitor_phy_errors = 0;
++ TAILQ_INIT(&vap->iv_wdslinks);
+
+- IEEE80211_ADDR_COPY(vap->iv_myaddr, ic->ic_myaddr);
+- IEEE80211_ADDR_COPY(vap->iv_bssid, ic->ic_myaddr);
++ if (master && (vap->iv_opmode == IEEE80211_M_WDS)) {
++ vap->iv_master = master;
++ TAILQ_INSERT_TAIL(&master->iv_wdslinks, vap, iv_wdsnext);
++ /* use the same BSSID as the master interface */
++ IEEE80211_ADDR_COPY(vap->iv_myaddr, vap->iv_master->iv_myaddr);
++ IEEE80211_ADDR_COPY(vap->iv_bssid, vap->iv_master->iv_myaddr);
++ } else {
++ IEEE80211_ADDR_COPY(vap->iv_myaddr, ic->ic_myaddr);
++ IEEE80211_ADDR_COPY(vap->iv_bssid, ic->ic_myaddr);
++ }
+ /* NB: Defer setting dev_addr so driver can override */
+
+ ieee80211_crypto_vattach(vap);
+@@ -547,7 +556,8 @@
+ ifmedia_set(&vap->iv_media, imr.ifm_active);
+
+ IEEE80211_LOCK_IRQ(ic);
+- TAILQ_INSERT_TAIL(&ic->ic_vaps, vap, iv_next);
++ if (vap->iv_opmode != IEEE80211_M_WDS)
++ TAILQ_INSERT_TAIL(&ic->ic_vaps, vap, iv_next);
+ IEEE80211_UNLOCK_IRQ(ic);
+
+ IEEE80211_ADDR_COPY(dev->dev_addr, vap->iv_myaddr);
+@@ -579,10 +589,24 @@
+ {
+ struct ieee80211com *ic = vap->iv_ic;
+ struct net_device *dev = vap->iv_dev;
++ struct ieee80211vap *avp;
++
++ /* Drop all WDS links that belong to this vap */
++ while ((avp = TAILQ_FIRST(&vap->iv_wdslinks)) != NULL) {
++ ieee80211_stop(avp->iv_dev);
++ ic->ic_vap_delete(avp);
++ }
+
+ IEEE80211_CANCEL_TQUEUE(&vap->iv_stajoin1tq);
+ IEEE80211_LOCK_IRQ(ic);
+- TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next);
++ if (vap->iv_wdsnode)
++ ieee80211_unref_node(&vap->iv_wdsnode);
++ if ((vap->iv_opmode == IEEE80211_M_WDS) &&
++ (vap->iv_master != NULL))
++ TAILQ_REMOVE(&vap->iv_master->iv_wdslinks, vap, iv_wdsnext);
++ else
++ TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next);
++
+ if (TAILQ_EMPTY(&ic->ic_vaps)) /* reset to supported mode */
+ ic->ic_opmode = IEEE80211_M_STA;
+ IEEE80211_UNLOCK_IRQ(ic);
+--- a/net80211/ieee80211_ioctl.h
++++ b/net80211/ieee80211_ioctl.h
+@@ -474,7 +474,7 @@
+ #define IEEE80211_IOC_DTIM_PERIOD 52 /* DTIM period (beacons) */
+ #define IEEE80211_IOC_BEACON_INTERVAL 53 /* beacon interval (ms) */
+ #define IEEE80211_IOC_ADDMAC 54 /* add sta to MAC ACL table */
+-#define IEEE80211_IOC_DELMAC 55 /* del sta from MAC ACL table */
++#define IEEE80211_IOC_SETMAC 55 /* set interface wds mac addr */
+ #define IEEE80211_IOC_FF 56 /* ATH fast frames (on, off) */
+ #define IEEE80211_IOC_TURBOP 57 /* ATH turbo' (on, off) */
+ #define IEEE80211_IOC_APPIEBUF 58 /* IE in the management frame */
+@@ -552,8 +552,8 @@
+ #define IEEE80211_IOCTL_HALMAP (SIOCIWFIRSTPRIV+21)
+ #define IEEE80211_IOCTL_ADDMAC (SIOCIWFIRSTPRIV+22)
+ #define IEEE80211_IOCTL_DELMAC (SIOCIWFIRSTPRIV+24)
+-#define IEEE80211_IOCTL_WDSADDMAC (SIOCIWFIRSTPRIV+26)
+-#define IEEE80211_IOCTL_WDSDELMAC (SIOCIWFIRSTPRIV+28)
++#define IEEE80211_IOCTL_WDSADDMAC (SIOCIWFIRSTPRIV+25)
++#define IEEE80211_IOCTL_WDSSETMAC (SIOCIWFIRSTPRIV+26)
+ #define IEEE80211_IOCTL_KICKMAC (SIOCIWFIRSTPRIV+30)
+ #define IEEE80211_IOCTL_SETSCANLIST (SIOCIWFIRSTPRIV+31)
+
+--- a/net80211/ieee80211_linux.h
++++ b/net80211/ieee80211_linux.h
+@@ -650,5 +650,5 @@
+ int ieee80211_ioctl_create_vap(struct ieee80211com *, struct ifreq *,
+ struct net_device *);
+ struct ieee80211vap *ieee80211_create_vap(struct ieee80211com *, char *,
+- struct net_device *, int, int);
++ struct net_device *, int, int, struct ieee80211vap *);
+ #endif /* _NET80211_IEEE80211_LINUX_H_ */
+--- a/net80211/ieee80211_var.h
++++ b/net80211/ieee80211_var.h
+@@ -187,6 +187,12 @@
+ struct ieee80211_proc_entry *iv_proc_entries;
+ struct vlan_group *iv_vlgrp; /* vlan group state */
+
++ /* list of wds links */
++ TAILQ_HEAD(, ieee80211vap) iv_wdslinks;
++ TAILQ_ENTRY(ieee80211vap) iv_wdsnext;
++ struct ieee80211vap *iv_master;
++ struct ieee80211_node *iv_wdsnode;
++
+ TAILQ_ENTRY(ieee80211vap) iv_next; /* list of vap instances */
+ struct ieee80211com *iv_ic; /* back ptr to common state */
+ u_int32_t iv_debug; /* debug msg flags */
+@@ -447,7 +453,7 @@
+ atomic_t ic_node_counter;
+ /* Virtual AP create/delete */
+ struct ieee80211vap *(*ic_vap_create)(struct ieee80211com *,
+- const char *, int, int, struct net_device *);
++ const char *, int, int, struct net_device *, struct ieee80211vap *);
+ void (*ic_vap_delete)(struct ieee80211vap *);
+
+ /* Send/recv 802.11 management frame */
+@@ -703,7 +709,7 @@
+ int ieee80211_ifattach(struct ieee80211com *);
+ void ieee80211_ifdetach(struct ieee80211com *);
+ int ieee80211_vap_setup(struct ieee80211com *, struct net_device *,
+- const char *, int, int);
++ const char *, int, int, struct ieee80211vap *);
+ int ieee80211_vap_attach(struct ieee80211vap *, ifm_change_cb_t, ifm_stat_cb_t);
+ void ieee80211_vap_detach(struct ieee80211vap *);
+ void ieee80211_mark_dfs(struct ieee80211com *, struct ieee80211_channel *);
+--- a/net80211/ieee80211_wireless.c
++++ b/net80211/ieee80211_wireless.c
+@@ -2190,7 +2190,7 @@
+ ieee80211_scan_flush(ic); /* NB: could optimize */
+
+ if (!(xrvap = ic->ic_vap_create(ic, name, IEEE80211_M_HOSTAP,
+- IEEE80211_VAP_XR | IEEE80211_CLONE_BSSID, dev)))
++ IEEE80211_VAP_XR | IEEE80211_CLONE_BSSID, dev, NULL)))
+ return;
+
+ /* We use iv_xrvap to link to the parent VAP as well */
+@@ -3801,74 +3801,51 @@
+ return 0;
+ }
+
++#define WDSNAME ".wds%d"
+ static int
+-ieee80211_ioctl_wdsmac(struct net_device *dev, struct iw_request_info *info,
++ieee80211_ioctl_wdsaddmac(struct net_device *dev, struct iw_request_info *info,
+ void *w, char *extra)
+ {
+ struct ieee80211vap *vap = dev->priv;
+ struct sockaddr *sa = (struct sockaddr *)extra;
++ struct ieee80211com *ic = vap->iv_ic;
++ struct ieee80211vap *avp;
++ char *name;
+
+- if (!IEEE80211_ADDR_NULL(vap->wds_mac)) {
+- printk("%s: Failed to add WDS MAC: " MAC_FMT "\n", dev->name,
+- MAC_ADDR(sa->sa_data));
+- printk("%s: Device already has WDS mac address attached,"
+- " remove first\n", dev->name);
+- return -1;
+- }
+-
+- memcpy(vap->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN);
+-
+- printk("%s: Added WDS MAC: " MAC_FMT "\n", dev->name,
+- MAC_ADDR(vap->wds_mac));
++ name = kmalloc(strlen(vap->iv_dev->name) + sizeof(WDSNAME) + 1, GFP_KERNEL);
++ if (!name)
++ return -ENOMEM;
+
+- if (IS_UP(vap->iv_dev)) {
+- /* Force us back to scan state to force us to go back through RUN
+- * state and create/pin the WDS peer node into memory. */
+- return ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
+- }
++ strcpy(name, vap->iv_dev->name);
++ strcat(name, WDSNAME);
++ avp = ieee80211_create_vap(ic, name, ic->ic_dev, IEEE80211_M_WDS, 0, vap);
++ kfree(name);
++ if (!avp)
++ return -ENOMEM;
+
++ memcpy(avp->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN);
+ return 0;
+ }
++#undef WDSNAME
+
+ static int
+-ieee80211_ioctl_wdsdelmac(struct net_device *dev, struct iw_request_info *info,
++ieee80211_ioctl_wdssetmac(struct net_device *dev, struct iw_request_info *info,
+ void *w, char *extra)
+ {
+ struct ieee80211vap *vap = dev->priv;
+ struct sockaddr *sa = (struct sockaddr *)extra;
+- struct ieee80211com *ic = vap->iv_ic;
+- struct ieee80211_node *wds_ni;
+
+- /* WDS Mac address filed already? */
+- if (IEEE80211_ADDR_NULL(vap->wds_mac))
+- return 0;
++ if (vap->iv_opmode != IEEE80211_M_WDS)
++ return -EINVAL;
+
+- /* Compare suplied MAC address with WDS MAC of this interface
+- * remove when mac address is known
+- */
+- if (memcmp(vap->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN) == 0) {
+- if (IS_UP(vap->iv_dev)) {
+- wds_ni = ieee80211_find_txnode(vap, vap->wds_mac);
+- if (wds_ni != NULL) {
+- /* Release reference created by find node */
+- ieee80211_unref_node(&wds_ni);
+- /* Release reference created by transition to RUN state,
+- * [pinning peer node into the table] */
+- ieee80211_unref_node(&wds_ni);
+- }
+- }
+- memset(vap->wds_mac, 0x00, IEEE80211_ADDR_LEN);
+- if (IS_UP(vap->iv_dev)) {
+- /* This leaves a dead WDS node, until started again */
+- return ic->ic_reset(ic->ic_dev);
+- }
+- return 0;
++ memcpy(vap->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN);
++ if (IS_UP(vap->iv_dev)) {
++ /* Force us back to scan state to force us to go back through RUN
++ * state and create/pin the WDS peer node into memory. */
++ return ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
+ }
+
+- printk("%s: WDS MAC address " MAC_FMT " is not known by this interface\n",
+- dev->name, MAC_ADDR(sa->sa_data));
+-
+- return -1;
++ return 0;
+ }
+
+ /*
+@@ -5391,8 +5368,8 @@
+ IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac"},
+ { IEEE80211_IOCTL_WDSADDMAC,
+ IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,"wds_add" },
+- { IEEE80211_IOCTL_WDSDELMAC,
+- IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,"wds_del" },
++ { IEEE80211_IOCTL_WDSSETMAC,
++ IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,"wds_set" },
+ { IEEE80211_IOCTL_SETCHANLIST,
+ IW_PRIV_TYPE_CHANLIST | IW_PRIV_SIZE_FIXED, 0,"setchanlist" },
+ { IEEE80211_IOCTL_GETCHANLIST,
+@@ -5884,8 +5861,8 @@
+ #endif
+ set_priv(IEEE80211_IOCTL_ADDMAC, ieee80211_ioctl_addmac),
+ set_priv(IEEE80211_IOCTL_DELMAC, ieee80211_ioctl_delmac),
+- set_priv(IEEE80211_IOCTL_WDSADDMAC, ieee80211_ioctl_wdsmac),
+- set_priv(IEEE80211_IOCTL_WDSDELMAC, ieee80211_ioctl_wdsdelmac),
++ set_priv(IEEE80211_IOCTL_WDSADDMAC, ieee80211_ioctl_wdsaddmac),
++ set_priv(IEEE80211_IOCTL_WDSSETMAC, ieee80211_ioctl_wdssetmac),
+ set_priv(IEEE80211_IOCTL_KICKMAC, ieee80211_ioctl_kickmac),
+ set_priv(IEEE80211_IOCTL_SETSCANLIST, ieee80211_ioctl_setscanlist),
+ #ifdef ATH_REVERSE_ENGINEERING
+@@ -5956,7 +5933,7 @@
+
+ strncpy(name, cp.icp_name, sizeof(name));
+
+- vap = ieee80211_create_vap(ic, name, mdev, cp.icp_opmode, cp.icp_flags);
++ vap = ieee80211_create_vap(ic, name, mdev, cp.icp_opmode, cp.icp_flags, NULL);
+ if (vap == NULL)
+ return -EIO;
+
+@@ -5973,9 +5950,9 @@
+ */
+ struct ieee80211vap*
+ ieee80211_create_vap(struct ieee80211com *ic, char *name,
+- struct net_device *mdev, int opmode, int opflags)
++ struct net_device *mdev, int opmode, int opflags, struct ieee80211vap *master)
+ {
+- return ic->ic_vap_create(ic, name, opmode, opflags, mdev);
++ return ic->ic_vap_create(ic, name, opmode, opflags, mdev, master);
+ }
+ EXPORT_SYMBOL(ieee80211_create_vap);
+
+--- a/net80211/ieee80211_input.c
++++ b/net80211/ieee80211_input.c
+@@ -201,6 +201,7 @@
+ struct ieee80211_node * ni = ni_or_null;
+ struct ieee80211com *ic = vap->iv_ic;
+ struct net_device *dev = vap->iv_dev;
++ struct ieee80211_node *ni_wds = NULL;
+ struct ieee80211_frame *wh;
+ struct ieee80211_key *key;
+ struct ether_header *eh;
+@@ -545,11 +546,29 @@
+ * the node table for the packet source address (addr4).
+ * If not, add one.
+ */
+- /* XXX: Useless node mgmt API; make better */
++
++ /* check for wds link first */
+ if (dir == IEEE80211_FC1_DIR_DSTODS) {
+- struct ieee80211_node_table *nt;
++ struct ieee80211vap *avp;
++
++ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) {
++ if (!memcmp(avp->wds_mac, wh->i_addr2, IEEE80211_ADDR_LEN)) {
++ IEEE80211_LOCK_IRQ(ni->ni_ic);
++ ni_wds = avp->iv_wdsnode;
++ IEEE80211_UNLOCK_IRQ(ni->ni_ic);
++ break;
++ }
++ }
++ if (ni_wds != NULL) {
++ ieee80211_unref_node(&ni);
++ ni = ieee80211_ref_node(ni_wds);
++ }
++ }
++
++ /* XXX: Useless node mgmt API; make better */
++ if ((dir == IEEE80211_FC1_DIR_DSTODS) && !ni_wds) {
++ struct ieee80211_node_table *nt = &ic->ic_sta;
+ struct ieee80211_frame_addr4 *wh4;
+- struct ieee80211_node *ni_wds;
+
+ if (!(vap->iv_flags_ext & IEEE80211_FEXT_WDS)) {
+ IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,
+@@ -557,7 +576,6 @@
+ goto err;
+ }
+ wh4 = (struct ieee80211_frame_addr4 *)skb->data;
+- nt = &ic->ic_sta;
+ ni_wds = ieee80211_find_wds_node(nt, wh4->i_addr4);
+ /* Last call increments ref count if !NULL */
+ if ((ni_wds != NULL) && (ni_wds != ni)) {
+@@ -3084,8 +3102,7 @@
+ (vap->iv_opmode == IEEE80211_M_STA && ni->ni_associd) ||
+ (vap->iv_opmode == IEEE80211_M_IBSS) ||
+ ((subtype == IEEE80211_FC0_SUBTYPE_BEACON) &&
+- (vap->iv_opmode == IEEE80211_M_HOSTAP) &&
+- (ic->ic_protmode != IEEE80211_PROT_NONE)))) {
++ (vap->iv_opmode == IEEE80211_M_HOSTAP)))) {
+ vap->iv_stats.is_rx_mgtdiscard++;
+ return;
+ }
+@@ -3471,13 +3488,53 @@
+ */
+ if (ic->ic_flags & IEEE80211_F_SCAN) {
+ ieee80211_add_scan(vap, &scan, wh, subtype, rssi, rtsf);
+- return;
+ }
+- if ((vap->iv_opmode == IEEE80211_M_IBSS) &&
+- (scan.capinfo & IEEE80211_CAPINFO_IBSS)) {
++ /* NB: Behavior of WDS-Link and Ad-Hoc is very similar here:
++ * When we receive a beacon that belongs to the AP that we're
++ * connected to, use it to refresh the local node info.
++ * If no node is found, go through the vap's wds link table
++ * and try to find the sub-vap that is interested in this address
++ */
++ if (((vap->iv_opmode == IEEE80211_M_IBSS) &&
++ (scan.capinfo & IEEE80211_CAPINFO_IBSS)) ||
++ (((vap->iv_opmode == IEEE80211_M_HOSTAP) ||
++ (vap->iv_opmode == IEEE80211_M_WDS)) &&
++ (scan.capinfo & IEEE80211_CAPINFO_ESS))) {
++ struct ieee80211vap *avp = NULL;
++
++ IEEE80211_LOCK_IRQ(vap->iv_ic);
++ if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
++ int found = 0;
++
++ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) {
++ if (!memcmp(avp->wds_mac, wh->i_addr2, IEEE80211_ADDR_LEN)) {
++ found = 1;
++ break;
++ }
++ }
++ if (found) {
++ if (!avp->iv_wdsnode)
++ break;
++ ni = ni_or_null = avp->iv_wdsnode;
++ } else {
++ avp = NULL;
++ }
++ }
++ IEEE80211_UNLOCK_IRQ(vap->iv_ic);
++
++
+ if (ni_or_null == NULL) {
+- /* Create a new entry in the neighbor table. */
+- ni = ieee80211_add_neighbor(vap, wh, &scan);
++ if (avp) {
++ IEEE80211_LOCK_IRQ(ic);
++ ni = ieee80211_add_neighbor(avp, wh, &scan);
++ /* force assoc */
++ ni->ni_associd |= 0xc000;
++ avp->iv_wdsnode = ieee80211_ref_node(ni);
++ IEEE80211_UNLOCK_IRQ(ic);
++ } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
++ /* Create a new entry in the neighbor table. */
++ ni = ieee80211_add_neighbor(vap, wh, &scan);
++ }
+ } else {
+ /*
+ * Copy data from beacon to neighbor table.
+@@ -3490,6 +3547,7 @@
+ IEEE80211_ADDR_COPY(ni->ni_bssid, wh->i_addr3);
+ memcpy(ni->ni_tstamp.data, scan.tstamp,
+ sizeof(ni->ni_tstamp));
++ ni->ni_inact = ni->ni_inact_reload;
+ ni->ni_intval =
+ IEEE80211_BINTVAL_SANITISE(scan.bintval);
+ ni->ni_capinfo = scan.capinfo;
+--- a/net80211/ieee80211_node.c
++++ b/net80211/ieee80211_node.c
+@@ -1553,22 +1553,24 @@
+ ((wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == IEEE80211_FC0_SUBTYPE_PS_POLL)
+ struct ieee80211_node_table *nt;
+ struct ieee80211_node *ni;
++ u_int8_t *addr;
++
++ if (IS_CTL(wh) && !IS_PSPOLL(wh) /*&& !IS_RTS(ah)*/)
++ addr = wh->i_addr1;
++ else
++ addr = wh->i_addr2;
++
++ if (IEEE80211_IS_MULTICAST(addr))
++ return NULL;
+
+ /* XXX check ic_bss first in station mode */
+ /* XXX 4-address frames? */
+ nt = &ic->ic_sta;
+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt);
+- if (IS_CTL(wh) && !IS_PSPOLL(wh) /*&& !IS_RTS(ah)*/)
+ #ifdef IEEE80211_DEBUG_REFCNT
+- ni = ieee80211_find_node_locked_debug(nt, wh->i_addr1, func, line);
++ ni = ieee80211_find_node_locked_debug(nt, addr, func, line);
+ #else
+- ni = ieee80211_find_node_locked(nt, wh->i_addr1);
+-#endif
+- else
+-#ifdef IEEE80211_DEBUG_REFCNT
+- ni = ieee80211_find_node_locked_debug(nt, wh->i_addr2, func, line);
+-#else
+- ni = ieee80211_find_node_locked(nt, wh->i_addr2);
++ ni = ieee80211_find_node_locked(nt, addr);
+ #endif
+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt);
+
+@@ -1669,6 +1671,11 @@
+ {
+ struct ieee80211vap *vap = ni->ni_vap;
+
++ IEEE80211_LOCK_IRQ(ni->ni_ic);
++ if (vap && ni == vap->iv_wdsnode)
++ vap->iv_wdsnode = NULL;
++ IEEE80211_UNLOCK_IRQ(ni->ni_ic);
++
+ atomic_dec(&ni->ni_ic->ic_node_counter);
+ node_print_message(IEEE80211_MSG_NODE|IEEE80211_MSG_NODE_REF,
+ 1 /* show counter */,
+@@ -1781,22 +1788,6 @@
+ jiffies > ni->ni_rxfragstamp + HZ) {
+ ieee80211_dev_kfree_skb(&ni->ni_rxfrag);
+ }
+- /*
+- * Special case ourself; we may be idle for extended periods
+- * of time and regardless reclaiming our state is wrong.
+- * Special case a WDS link: it may be dead or idle, but it is
+- * never ok to reclaim it, as this will block transmissions
+- * and nobody will recreate the node when the WDS peer is
+- * available again. */
+- if ((ni == ni->ni_vap->iv_bss) ||
+- (ni->ni_vap->iv_opmode == IEEE80211_M_WDS &&
+- !memcmp(ni->ni_macaddr, ni->ni_vap->wds_mac, ETH_ALEN)))
+- {
+- /* NB: don't permit it to go negative */
+- if (ni->ni_inact > 0)
+- ni->ni_inact--;
+- continue;
+- }
+ ni->ni_inact--;
+ if (ni->ni_associd != 0 || isadhoc) {
+ struct ieee80211vap *vap = ni->ni_vap;
+--- a/net80211/ieee80211_output.c
++++ b/net80211/ieee80211_output.c
+@@ -246,10 +246,16 @@
+ * things like power save.
+ */
+ eh = (struct ether_header *)skb->data;
+- if (vap->iv_opmode == IEEE80211_M_WDS)
+- ni = ieee80211_find_txnode(vap, vap->wds_mac);
+- else
++ if (vap->iv_opmode == IEEE80211_M_WDS) {
++ IEEE80211_LOCK_IRQ(ic);
++ ni = vap->iv_wdsnode;
++ IEEE80211_UNLOCK_IRQ(ic);
++ if (!ni)
++ goto bad;
++ ni = ieee80211_ref_node(vap->iv_wdsnode);
++ } else {
+ ni = ieee80211_find_txnode(vap, eh->ether_dhost);
++ }
+ if (ni == NULL) {
+ /* NB: ieee80211_find_txnode does stat+msg */
+ goto bad;
+@@ -788,7 +794,7 @@
+ break;
+ case IEEE80211_M_WDS:
+ use4addr = 1;
+- ismulticast = IEEE80211_IS_MULTICAST(ni->ni_macaddr);
++ ismulticast = 0;
+ break;
+ case IEEE80211_M_HOSTAP:
+ if (!IEEE80211_IS_MULTICAST(eh.ether_dhost) &&
+@@ -973,7 +979,7 @@
+ break;
+ case IEEE80211_M_WDS:
+ wh->i_fc[1] = IEEE80211_FC1_DIR_DSTODS;
+- IEEE80211_ADDR_COPY(wh->i_addr1, ni->ni_macaddr);
++ IEEE80211_ADDR_COPY(wh->i_addr1, vap->wds_mac);
+ IEEE80211_ADDR_COPY(wh->i_addr2, vap->iv_myaddr);
+ IEEE80211_ADDR_COPY(wh->i_addr3, eh.ether_dhost);
+ IEEE80211_ADDR_COPY(WH4(wh)->i_addr4, eh.ether_shost);
+--- a/tools/athkey.c
++++ b/tools/athkey.c
+@@ -118,7 +118,7 @@
+ IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
+- IOCTL_ERR(IEEE80211_IOCTL_WDSDELMAC),
++ IOCTL_ERR(IEEE80211_IOCTL_WDSSETMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_READREG),
+ IOCTL_ERR(IEEE80211_IOCTL_WRITEREG),
+ };
+--- a/tools/athchans.c
++++ b/tools/athchans.c
+@@ -118,7 +118,7 @@
+ IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
+- IOCTL_ERR(IEEE80211_IOCTL_WDSDELMAC),
++ IOCTL_ERR(IEEE80211_IOCTL_WDSSETMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_READREG),
+ IOCTL_ERR(IEEE80211_IOCTL_WRITEREG),
+ };
+--- a/tools/wlanconfig.c
++++ b/tools/wlanconfig.c
+@@ -968,7 +968,7 @@
+ IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
+- IOCTL_ERR(IEEE80211_IOCTL_WDSDELMAC),
++ IOCTL_ERR(IEEE80211_IOCTL_WDSSETMAC),
+ IOCTL_ERR(IEEE80211_IOCTL_READREG),
+ IOCTL_ERR(IEEE80211_IOCTL_WRITEREG),
+ };
+--- a/net80211/ieee80211_proto.c
++++ b/net80211/ieee80211_proto.c
+@@ -1557,57 +1557,12 @@
+ switch (ostate) {
+ case IEEE80211_S_INIT:
+ if (vap->iv_opmode == IEEE80211_M_MONITOR ||
+- vap->iv_opmode == IEEE80211_M_WDS ||
+ vap->iv_opmode == IEEE80211_M_HOSTAP) {
+ /*
+ * Already have a channel; bypass the
+ * scan and startup immediately.
+ */
+ ieee80211_create_ibss(vap, ic->ic_curchan);
+-
+- /* In WDS mode, allocate and initialize peer node. */
+- if (vap->iv_opmode == IEEE80211_M_WDS) {
+- /* XXX: This is horribly non-atomic. */
+- struct ieee80211_node *wds_ni =
+- ieee80211_find_node(&ic->ic_sta,
+- vap->wds_mac);
+-
+- if (wds_ni == NULL) {
+- wds_ni = ieee80211_alloc_node_table(
+- vap,
+- vap->wds_mac);
+- if (wds_ni != NULL) {
+- ieee80211_add_wds_addr(
+- &ic->ic_sta,
+- wds_ni,
+- vap->wds_mac,
+- 1);
+- ieee80211_ref_node(wds_ni); /* pin in memory */
+- }
+- else
+- IEEE80211_DPRINTF(
+- vap,
+- IEEE80211_MSG_NODE,
+- "%s: Unable to "
+- "allocate node for "
+- "WDS: " MAC_FMT "\n",
+- __func__,
+- MAC_ADDR(
+- vap->wds_mac)
+- );
+- }
+-
+- if (wds_ni != NULL) {
+- ieee80211_node_authorize(wds_ni);
+- wds_ni->ni_chan =
+- vap->iv_bss->ni_chan;
+- wds_ni->ni_capinfo =
+- ni->ni_capinfo;
+- wds_ni->ni_associd = 1;
+- wds_ni->ni_ath_flags =
+- vap->iv_ath_cap;
+- }
+- }
+ break;
+ }
+ /* fall thru... */