diff options
Diffstat (limited to 'package/madwifi/patches/010-refcount_merge.patch')
| -rw-r--r-- | package/madwifi/patches/010-refcount_merge.patch | 2208 |
1 files changed, 0 insertions, 2208 deletions
diff --git a/package/madwifi/patches/010-refcount_merge.patch b/package/madwifi/patches/010-refcount_merge.patch deleted file mode 100644 index a6c335958d..0000000000 --- a/package/madwifi/patches/010-refcount_merge.patch +++ /dev/null @@ -1,2208 +0,0 @@ -diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c ---- madwifi.old/ath/if_ath.c 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/ath/if_ath.c 2007-05-21 08:10:46.864754176 +0200 -@@ -158,8 +158,7 @@ - static int ath_desc_alloc(struct ath_softc *); - static void ath_desc_free(struct ath_softc *); - static void ath_desc_swap(struct ath_desc *); --static struct ieee80211_node *ath_node_alloc(struct ieee80211_node_table *, -- struct ieee80211vap *); -+static struct ieee80211_node *ath_node_alloc(struct ieee80211vap *); - static void ath_node_cleanup(struct ieee80211_node *); - static void ath_node_free(struct ieee80211_node *); - static u_int8_t ath_node_getrssi(const struct ieee80211_node *); -@@ -2385,7 +2384,7 @@ - if (ath_tx_start(sc->sc_dev, ni, bf_ff, bf_ff->bf_skb, 0) == 0) - continue; - bad: -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - if (bf_ff->bf_skb != NULL) { - dev_kfree_skb(bf_ff->bf_skb); - bf_ff->bf_skb = NULL; -@@ -2525,8 +2524,10 @@ - skb = bf->bf_skb; - ATH_FF_MAGIC_PUT(skb); - -+#if 0 - /* decrement extra node reference made when an_tx_ffbuf[] was set */ -- //ieee80211_free_node(ni); /* XXX where was it set ? */ -+ ieee80211_unref_node(&ni); /* XXX where was it set ? */ -+#endif - - DPRINTF(sc, ATH_DEBUG_XMIT | ATH_DEBUG_FF, - "%s: aggregating fast-frame\n", __func__); -@@ -2585,7 +2586,7 @@ - ff_flushbad: - DPRINTF(sc, ATH_DEBUG_XMIT | ATH_DEBUG_FF, - "%s: ff stageq flush failure\n", __func__); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - if (bf_ff->bf_skb) { - dev_kfree_skb(bf_ff->bf_skb); - bf_ff->bf_skb = NULL; -@@ -2707,7 +2708,7 @@ - tbf->bf_node = NULL; - - if (ni != NULL) -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - - STAILQ_INSERT_TAIL(&sc->sc_txbuf, tbf, bf_list); - } -@@ -2789,7 +2790,7 @@ - /* fall thru... */ - bad: - if (ni != NULL) -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - if (bf != NULL) { - bf->bf_skb = NULL; - bf->bf_node = NULL; -@@ -3178,7 +3179,7 @@ - */ - ni = sc->sc_keyixmap[keyix]; - if (ni != NULL) { -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - sc->sc_keyixmap[keyix] = NULL; - } - /* -@@ -3189,7 +3190,7 @@ - ath_hal_keyreset(ah, keyix + 32); /* RX key */ - ni = sc->sc_keyixmap[keyix + 32]; - if (ni != NULL) { /* as above... */ -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - sc->sc_keyixmap[keyix + 32] = NULL; - } - } -@@ -3202,7 +3203,7 @@ - ath_hal_keyreset(ah, keyix + rxkeyoff); - ni = sc->sc_keyixmap[keyix + rxkeyoff]; - if (ni != NULL) { /* as above... */ -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - sc->sc_keyixmap[keyix + rxkeyoff] = NULL; - } - } -@@ -3764,10 +3765,8 @@ - dev_kfree_skb(bf->bf_skb); - bf->bf_skb = NULL; - } -- if (bf->bf_node != NULL) { -- ieee80211_free_node(bf->bf_node); -- bf->bf_node = NULL; -- } -+ if (bf->bf_node != NULL) -+ ieee80211_unref_node(&bf->bf_node); - - /* - * NB: the beacon data buffer must be 32-bit aligned; -@@ -3808,7 +3807,7 @@ - DPRINTF(sc, ATH_DEBUG_BEACON, - "%s: %s beacons, bslot %d intval %u tsfadjust(Kus) %llu\n", - __func__, sc->sc_stagbeacons ? "stagger" : "burst", -- avp->av_bslot, ni->ni_intval, (unsigned long long) tuadjust); -+ avp->av_bslot, ni->ni_intval, (long long) tuadjust); - - wh = (struct ieee80211_frame *) skb->data; - memcpy(&wh[1], &tsfadjust, sizeof(tsfadjust)); -@@ -4128,7 +4127,7 @@ - vap = sc->sc_bslot[(slot + 1) % ATH_BCBUF]; - DPRINTF(sc, ATH_DEBUG_BEACON_PROC, - "%s: slot %d [tsf %llu tsftu %u intval %u] vap %p\n", -- __func__, slot, (unsigned long long) tsf, tsftu, ic->ic_lintval, vap); -+ __func__, slot, (long long) tsf, tsftu, ic->ic_lintval, vap); - bfaddr = 0; - if (vap != NULL) { - bf = ath_beacon_generate(sc, vap, needmark); -@@ -4309,10 +4308,8 @@ - dev_kfree_skb(bf->bf_skb); - bf->bf_skb = NULL; - } -- if (bf->bf_node != NULL) { -- ieee80211_free_node(bf->bf_node); -- bf->bf_node = NULL; -- } -+ if (bf->bf_node != NULL) -+ ieee80211_unref_node(&bf->bf_node); - STAILQ_INSERT_TAIL(&sc->sc_bbuf, bf, bf_list); - } - -@@ -4331,10 +4328,8 @@ - dev_kfree_skb(bf->bf_skb); - bf->bf_skb = NULL; - } -- if (bf->bf_node != NULL) { -- ieee80211_free_node(bf->bf_node); -- bf->bf_node = NULL; -- } -+ if (bf->bf_node != NULL) -+ ieee80211_unref_node(&bf->bf_node); - } - } - -@@ -4620,7 +4615,7 @@ - /* - * Reclaim node reference. - */ -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } - } - -@@ -4679,37 +4674,39 @@ - } - - static struct ieee80211_node * --ath_node_alloc(struct ieee80211_node_table *nt,struct ieee80211vap *vap) -+ath_node_alloc(struct ieee80211vap *vap) - { -- struct ath_softc *sc = nt->nt_ic->ic_dev->priv; -+ struct ath_softc *sc = vap->iv_ic->ic_dev->priv; - const size_t space = sizeof(struct ath_node) + sc->sc_rc->arc_space; - struct ath_node *an; - - an = kmalloc(space, GFP_ATOMIC); -- if (an == NULL) -- return NULL; -- memset(an, 0, space); -- an->an_decomp_index = INVALID_DECOMP_INDEX; -- an->an_avgrssi = ATH_RSSI_DUMMY_MARKER; -- an->an_halstats.ns_avgbrssi = ATH_RSSI_DUMMY_MARKER; -- an->an_halstats.ns_avgrssi = ATH_RSSI_DUMMY_MARKER; -- an->an_halstats.ns_avgtxrssi = ATH_RSSI_DUMMY_MARKER; -- /* -- * ath_rate_node_init needs a VAP pointer in node -- * to decide which mgt rate to use -- */ -- an->an_node.ni_vap = vap; -- sc->sc_rc->ops->node_init(sc, an); -- -- /* U-APSD init */ -- STAILQ_INIT(&an->an_uapsd_q); -- an->an_uapsd_qdepth = 0; -- STAILQ_INIT(&an->an_uapsd_overflowq); -- an->an_uapsd_overflowqdepth = 0; -- ATH_NODE_UAPSD_LOCK_INIT(an); -+ if (an != NULL) { -+ memset(an, 0, space); -+ an->an_decomp_index = INVALID_DECOMP_INDEX; -+ an->an_avgrssi = ATH_RSSI_DUMMY_MARKER; -+ an->an_halstats.ns_avgbrssi = ATH_RSSI_DUMMY_MARKER; -+ an->an_halstats.ns_avgrssi = ATH_RSSI_DUMMY_MARKER; -+ an->an_halstats.ns_avgtxrssi = ATH_RSSI_DUMMY_MARKER; -+ /* -+ * ath_rate_node_init needs a vap pointer in node -+ * to decide which mgt rate to use -+ */ -+ an->an_node.ni_vap = vap; -+ sc->sc_rc->ops->node_init(sc, an); - -- DPRINTF(sc, ATH_DEBUG_NODE, "%s: an %p\n", __func__, an); -- return &an->an_node; -+ /* U-APSD init */ -+ STAILQ_INIT(&an->an_uapsd_q); -+ an->an_uapsd_qdepth = 0; -+ STAILQ_INIT(&an->an_uapsd_overflowq); -+ an->an_uapsd_overflowqdepth = 0; -+ ATH_NODE_UAPSD_LOCK_INIT(an); -+ -+ DPRINTF(sc, ATH_DEBUG_NODE, "%s: an %p\n", __func__, an); -+ return &an->an_node; -+ } else { -+ return NULL; -+ } - } - - static void -@@ -4719,6 +4716,7 @@ - struct ath_softc *sc = ni->ni_ic->ic_dev->priv; - struct ath_node *an = ATH_NODE(ni); - struct ath_buf *bf; -+ struct ieee80211_cb *cb = NULL; - - /* - * U-APSD cleanup -@@ -4733,15 +4731,18 @@ - while (an->an_uapsd_qdepth) { - bf = STAILQ_FIRST(&an->an_uapsd_q); - STAILQ_REMOVE_HEAD(&an->an_uapsd_q, bf_list); -- bf->bf_desc->ds_link = 0; - -+ cb = (struct ieee80211_cb *) bf->bf_skb->cb; -+ ieee80211_unref_node(&cb->ni); - dev_kfree_skb_any(bf->bf_skb); -+ -+ bf->bf_desc->ds_link = 0; - bf->bf_skb = NULL; - bf->bf_node = NULL; -+ - ATH_TXBUF_LOCK_IRQ(sc); - STAILQ_INSERT_TAIL(&sc->sc_txbuf, bf, bf_list); - ATH_TXBUF_UNLOCK_IRQ(sc); -- ieee80211_free_node(ni); - - an->an_uapsd_qdepth--; - } -@@ -4749,19 +4750,25 @@ - while (an->an_uapsd_overflowqdepth) { - bf = STAILQ_FIRST(&an->an_uapsd_overflowq); - STAILQ_REMOVE_HEAD(&an->an_uapsd_overflowq, bf_list); -- bf->bf_desc->ds_link = 0; - -+ cb = (struct ieee80211_cb *) bf->bf_skb->cb; -+ ieee80211_unref_node(&cb->ni); - dev_kfree_skb_any(bf->bf_skb); -+ - bf->bf_skb = NULL; - bf->bf_node = NULL; -+ bf->bf_desc->ds_link = 0; -+ - ATH_TXBUF_LOCK_IRQ(sc); - STAILQ_INSERT_TAIL(&sc->sc_txbuf, bf, bf_list); - ATH_TXBUF_UNLOCK_IRQ(sc); -- ieee80211_free_node(ni); - - an->an_uapsd_overflowqdepth--; - } - -+ /* Clean up node-specific rate things - this currently appears to always be a no-op */ -+ sc->sc_rc->ops->node_cleanup(sc, ATH_NODE(ni)); -+ - ATH_NODE_UAPSD_LOCK_IRQ(an); - sc->sc_node_cleanup(ni); - ATH_NODE_UAPSD_UNLOCK_IRQ(an); -@@ -4772,7 +4779,6 @@ - { - struct ath_softc *sc = ni->ni_ic->ic_dev->priv; - -- sc->sc_rc->ops->node_cleanup(sc, ATH_NODE(ni)); - sc->sc_node_free(ni); - #ifdef ATH_SUPERG_XR - ath_grppoll_period_update(sc); -@@ -5660,7 +5666,7 @@ - an = ATH_NODE(ieee80211_ref_node(ni)); - ATH_RSSI_LPF(an->an_avgrssi, rs->rs_rssi); - type = ieee80211_input(ni, skb, rs->rs_rssi, rs->rs_tstamp); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } else { - /* - * No key index or no entry, do a lookup and -@@ -5682,7 +5688,7 @@ - if (keyix != IEEE80211_KEYIX_NONE && - sc->sc_keyixmap[keyix] == NULL) - sc->sc_keyixmap[keyix] = ieee80211_ref_node(ni); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } else - type = ieee80211_input_all(ic, skb, - rs->rs_rssi, rs->rs_tstamp); -@@ -6478,8 +6484,7 @@ - STAILQ_REMOVE_HEAD(&an->an_uapsd_q, bf_list); - dev_kfree_skb(lastbuf->bf_skb); - lastbuf->bf_skb = NULL; -- ieee80211_free_node(lastbuf->bf_node); -- lastbuf->bf_node = NULL; -+ ieee80211_unref_node(&lastbuf->bf_node); - ATH_TXBUF_LOCK_IRQ(sc); - STAILQ_INSERT_TAIL(&sc->sc_txbuf, lastbuf, bf_list); - ATH_TXBUF_UNLOCK_IRQ(sc); -@@ -7229,7 +7234,7 @@ - * this is a DEAUTH message that was sent and the - * node was timed out due to inactivity. - */ -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } - - bus_unmap_single(sc->sc_bdev, bf->bf_skbaddr, -@@ -7474,7 +7479,7 @@ - } - #endif /* ATH_SUPERG_FF */ - if (bf->bf_node) -- ieee80211_free_node(bf->bf_node); -+ ieee80211_unref_node(&bf->bf_node); - - bf->bf_skb = NULL; - bf->bf_node = NULL; -diff -ur madwifi.old/net80211/ieee80211_input.c madwifi.dev/net80211/ieee80211_input.c ---- madwifi.old/net80211/ieee80211_input.c 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_input.c 2007-05-21 08:10:46.865754024 +0200 -@@ -489,7 +489,7 @@ - nt = &ic->ic_sta; - ni_wds = ieee80211_find_wds_node(nt, wh->i_addr3); - if (ni_wds) { -- ieee80211_free_node(ni_wds); /* Decr ref count */ -+ ieee80211_unref_node(&ni_wds); /* Decr ref count */ - IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT, - wh, NULL, "%s", - "multicast echo originated from node behind me"); -@@ -543,10 +543,12 @@ - * the node table for the packet source address (addr4). - * If not, add one. - */ -+ /* XXX: Useless node mgmt API; make better */ - if (dir == IEEE80211_FC1_DIR_DSTODS) { - struct ieee80211_node_table *nt; - struct ieee80211_frame_addr4 *wh4; - struct ieee80211_node *ni_wds; -+ - if (!(vap->iv_flags_ext & IEEE80211_FEXT_WDS)) { - IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT, - wh, "data", "%s", "4 addr not allowed"); -@@ -569,7 +571,7 @@ - if (ni_wds == NULL) - ieee80211_add_wds_addr(nt, ni, wh4->i_addr4, 0); - else -- ieee80211_free_node(ni_wds); /* Decr ref count */ -+ ieee80211_unref_node(&ni_wds); /* Decr. ref count */ - } - - /* -@@ -936,7 +938,7 @@ - } - ni = ieee80211_ref_node(vap->iv_bss); - type = ieee80211_input(ni, skb1, rssi, rstamp); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } - if (skb != NULL) /* no vaps, reclaim skb */ - dev_kfree_skb(skb); -@@ -986,22 +988,14 @@ - } - - /* -- * Use this lock to make sure ni->ni_rxfrag is -- * not freed by the timer process while we use it. -- * XXX bogus -- */ -- IEEE80211_NODE_LOCK_IRQ(ni->ni_table); -- -- /* - * Update the time stamp. As a side effect, it - * also makes sure that the timer will not change - * ni->ni_rxfrag for at least 1 second, or in - * other words, for the remaining of this function. -+ * XXX HUGE HORRIFIC HACK - */ - ni->ni_rxfragstamp = jiffies; - -- IEEE80211_NODE_UNLOCK_IRQ(ni->ni_table); -- - /* - * Validate that fragment is in order and - * related to the previous ones. -@@ -1130,7 +1124,7 @@ - skb = NULL; - } - /* XXX statistic? */ -- ieee80211_free_node(ni1); -+ ieee80211_unref_node(&ni1); - } - } - if (skb1 != NULL) { -@@ -1265,6 +1259,7 @@ - int rssi, u_int32_t rstamp, u_int16_t seq, u_int16_t status) - { - struct ieee80211vap *vap = ni->ni_vap; -+ unsigned int tmpnode = 0; - - if (ni->ni_authmode == IEEE80211_AUTH_SHARED) { - IEEE80211_DISCARD_MAC(vap, IEEE80211_MSG_AUTH, -@@ -1272,22 +1267,21 @@ - "bad sta auth mode %u", ni->ni_authmode); - vap->iv_stats.is_rx_bad_auth++; /* XXX maybe a unique error? */ - if (vap->iv_opmode == IEEE80211_M_HOSTAP) { -- /* XXX hack to workaround calling convention */ -- -- /* XXX To send the frame to the requesting STA, we have to -- * create a node for the station that we're going to reject. -- * The node will be freed automatically */ - if (ni == vap->iv_bss) { -- ni = ieee80211_dup_bss(vap, wh->i_addr2); -+ ni = ieee80211_dup_bss(vap, wh->i_addr2, 0); - if (ni == NULL) - return; - - IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, - "%s: %p<%s> refcnt %d\n", __func__, ni, ether_sprintf(ni->ni_macaddr), - ieee80211_node_refcnt(ni)); -+ tmpnode = 1; - } - IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_AUTH, - (seq + 1) | (IEEE80211_STATUS_ALG << 16)); -+ -+ if (tmpnode) -+ ieee80211_unref_node(&ni); - return; - } - } -@@ -1315,23 +1309,16 @@ - } - /* always accept open authentication requests */ - if (ni == vap->iv_bss) { -- ni = ieee80211_dup_bss(vap, wh->i_addr2); -+ ni = ieee80211_dup_bss(vap, wh->i_addr2, 0); - if (ni == NULL) - return; - - IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, - "%s: %p<%s> refcnt %d\n", __func__, ni, ether_sprintf(ni->ni_macaddr), - ieee80211_node_refcnt(ni)); -- -- } else if ((ni->ni_flags & IEEE80211_NODE_AREF) == 0) -- (void) ieee80211_ref_node(ni); -- /* -- * Mark the node as referenced to reflect that it's -- * reference count has been bumped to ensure it remains -- * after the transaction completes. -- */ -- ni->ni_flags |= IEEE80211_NODE_AREF; -- -+ tmpnode = 1; -+ } -+ - IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_AUTH, seq + 1); - IEEE80211_NOTE(vap, IEEE80211_MSG_DEBUG | IEEE80211_MSG_AUTH, - ni, "station authenticated (%s)", "open"); -@@ -1341,6 +1328,8 @@ - */ - if (ni->ni_authmode != IEEE80211_AUTH_8021X) - ieee80211_node_authorize(ni); -+ if (tmpnode) -+ ieee80211_unref_node(&ni); - break; - - case IEEE80211_M_STA: -@@ -1379,7 +1368,7 @@ - int istmp; - - if (ni == vap->iv_bss) { -- ni = ieee80211_tmp_node(vap, mac); -+ ni = ieee80211_dup_bss(vap, mac, 1); - if (ni == NULL) { - /* XXX msg */ - return; -@@ -1389,7 +1378,7 @@ - istmp = 0; - IEEE80211_SEND_MGMT(ni, subtype, arg); - if (istmp) -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } - - static int -@@ -1505,7 +1494,7 @@ - switch (seq) { - case IEEE80211_AUTH_SHARED_REQUEST: - if (ni == vap->iv_bss) { -- ni = ieee80211_dup_bss(vap, wh->i_addr2); -+ ni = ieee80211_dup_bss(vap, wh->i_addr2, 0); - if (ni == NULL) { - /* NB: no way to return an error */ - return; -@@ -1516,17 +1505,8 @@ - ieee80211_node_refcnt(ni)); - - allocbs = 1; -- } else { -- if ((ni->ni_flags & IEEE80211_NODE_AREF) == 0) -- (void) ieee80211_ref_node(ni); -- allocbs = 0; - } -- /* -- * Mark the node as referenced to reflect that it's -- * reference count has been bumped to ensure it remains -- * after the transaction completes. -- */ -- ni->ni_flags |= IEEE80211_NODE_AREF; -+ - ni->ni_rssi = rssi; - ni->ni_rstamp = rstamp; - ni->ni_last_rx = jiffies; -@@ -1620,14 +1600,13 @@ - } - return; - bad: -- /* -- * Send an error response; but only when operating as an AP. -- */ -+ /* Send an error response; but only when operating as an AP. */ - if (vap->iv_opmode == IEEE80211_M_HOSTAP) { - /* XXX hack to workaround calling convention */ - ieee80211_send_error(ni, wh->i_addr2, - IEEE80211_FC0_SUBTYPE_AUTH, - (seq + 1) | (estatus<<16)); -+ ieee80211_node_leave(ni); - } else if (vap->iv_opmode == IEEE80211_M_STA) { - /* - * Kick the state machine. This short-circuits -@@ -2600,7 +2579,7 @@ - u_int8_t *frm, *efrm; - u_int8_t *ssid, *rates, *xrates, *wpa, *rsn, *wme, *ath; - u_int8_t rate; -- int reassoc, resp, allocbs; -+ int reassoc, resp, allocbs = 0; - u_int8_t qosinfo; - - wh = (struct ieee80211_frame *) skb->data; -@@ -3008,13 +2987,13 @@ - ni = ieee80211_fakeup_adhoc_node(vap, - wh->i_addr2); - } else { -- ni = ieee80211_tmp_node(vap, wh->i_addr2); -+ ni = ieee80211_dup_bss(vap, wh->i_addr2, 1); - } - if (ni == NULL) - return; - allocbs = 1; -- } else -- allocbs = 0; -+ } -+ - IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_INPUT, wh->i_addr2, - "%s", "recv probe req"); - ni->ni_rssi = rssi; -@@ -3037,7 +3016,7 @@ - * Temporary node created just to send a - * response, reclaim immediately - */ -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } else if (ath != NULL) - ieee80211_saveath(ni, ath); - break; -@@ -3067,6 +3046,9 @@ - ni = vap->iv_xrvap->iv_bss; - else { - ieee80211_node_leave(ni); -+ /* This would be a stupid place to add a node to the table -+ * XR stuff needs work anyway -+ */ - ieee80211_node_reset(ni, vap->iv_xrvap); - } - vap = vap->iv_xrvap; -diff -ur madwifi.old/net80211/ieee80211_linux.c madwifi.dev/net80211/ieee80211_linux.c ---- madwifi.old/net80211/ieee80211_linux.c 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_linux.c 2007-05-21 08:10:46.866753872 +0200 -@@ -358,7 +358,7 @@ - struct ieee80211_node *ni; - struct ieee80211_node_table *nt = (struct ieee80211_node_table *) &vap->iv_ic->ic_sta; - -- //IEEE80211_NODE_LOCK(nt); -+ /* IEEE80211_NODE_LOCK(nt); */ - TAILQ_FOREACH(ni, &nt->nt_node, ni_list) { - /* Assume each node needs 500 bytes */ - if (buf + space < p + 500) -@@ -376,7 +376,7 @@ - - } - } -- //IEEE80211_NODE_UNLOCK(nt); -+ /* IEEE80211_NODE_UNLOCK(nt); */ - return (p - buf); - } - -diff -ur madwifi.old/net80211/ieee80211_linux.h madwifi.dev/net80211/ieee80211_linux.h ---- madwifi.old/net80211/ieee80211_linux.h 2007-05-04 15:45:58.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_linux.h 2007-05-21 08:10:46.867753720 +0200 -@@ -63,6 +63,12 @@ - - #define IEEE80211_RESCHEDULE schedule - -+/* Locking */ -+/* NB: beware, spin_is_locked() is not usefully defined for !(DEBUG || SMP) -+ * because spinlocks do not exist in this configuration. Instead IRQs -+ * or pre-emption are simply disabled, as this is all that is needed. -+ */ -+ - /* - * Beacon handler locking definitions. - * Beacon locking -@@ -85,14 +91,14 @@ - #define IEEE80211_LOCK(_ic) spin_lock(&(_ic)->ic_comlock) - #define IEEE80211_UNLOCK(_ic) spin_unlock(&(_ic)->ic_comlock) - --/* NB: beware, spin_is_locked() is unusable for !SMP */ --#if defined(CONFIG_SMP) -+#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked) - #define IEEE80211_LOCK_ASSERT(_ic) \ - KASSERT(spin_is_locked(&(_ic)->ic_comlock),("ieee80211com not locked!")) - #else - #define IEEE80211_LOCK_ASSERT(_ic) - #endif - -+ - #define IEEE80211_VAPS_LOCK_INIT(_ic, _name) \ - spin_lock_init(&(_ic)->ic_vapslock) - #define IEEE80211_VAPS_LOCK_DESTROY(_ic) -@@ -108,11 +114,10 @@ - } while (0) - #define IEEE80211_VAPS_UNLOCK_IRQ_EARLY(_ic) spin_unlock_irqrestore(&(_ic)->ic_vapslock, _vaps_lockflags) - -- --/* NB: beware, spin_is_locked() is unusable for !SMP */ --#if defined(CONFIG_SMP) -+#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked) - #define IEEE80211_VAPS_LOCK_ASSERT(_ic) \ -- KASSERT(spin_is_locked(&(_ic)->ic_vapslock),("ieee80211com_vaps not locked!")) -+ KASSERT(spin_is_locked(&(_ic)->ic_vapslock), \ -+ ("ieee80211com_vaps not locked!")) - #else - #define IEEE80211_VAPS_LOCK_ASSERT(_ic) - #endif -@@ -121,29 +126,63 @@ - /* - * Node locking definitions. - */ -+#if 0 -+ - typedef spinlock_t ieee80211_node_lock_t; --#define IEEE80211_NODE_LOCK_INIT(_nt, _name) spin_lock_init(&(_nt)->nt_nodelock) --#define IEEE80211_NODE_LOCK_DESTROY(_nt) --#define IEEE80211_NODE_LOCK(_nt) spin_lock(&(_nt)->nt_nodelock) --#define IEEE80211_NODE_UNLOCK(_nt) spin_unlock(&(_nt)->nt_nodelock) --#define IEEE80211_NODE_LOCK_BH(_nt) spin_lock_bh(&(_nt)->nt_nodelock) --#define IEEE80211_NODE_UNLOCK_BH(_nt) spin_unlock_bh(&(_nt)->nt_nodelock) --#define IEEE80211_NODE_LOCK_IRQ(_nt) do { \ -+#define IEEE80211_NODE_LOCK_INIT(_ni, _name) spin_lock_init(&(_ni)->ni_nodelock) -+#define IEEE80211_NODE_LOCK_DESTROY(_ni) -+#if 0 /* We should always be contesting in the same contexts */ -+#define IEEE80211_NODE_LOCK(_ni) spin_lock(&(_ni)->ni_nodelock) -+#define IEEE80211_NODE_UNLOCK(_ni) spin_unlock(&(_ni)->ni_nodelock) -+#define IEEE80211_NODE_LOCK_BH(_ni) spin_lock_bh(&(_ni)->ni_nodelock) -+#define IEEE80211_NODE_UNLOCK_BH(_ni) spin_unlock_bh(&(_ni)->ni_nodelock) -+#endif -+#define IEEE80211_NODE_LOCK_IRQ(_ni) do { \ -+ unsigned long __node_lockflags; \ -+ spin_lock_irqsave(&(_ni)->ni_nodelock, __node_lockflags); -+#define IEEE80211_NODE_UNLOCK_IRQ(_ni) \ -+ spin_unlock_irqrestore(&(_ni)->ni_nodelock, __node_lockflags); \ -+} while(0) -+#define IEEE80211_NODE_UNLOCK_IRQ_EARLY(_ni) \ -+ spin_unlock_irqrestore(&(_ni)->ni_nodelock, __node_lockflags); -+ -+#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked) -+#define IEEE80211_NODE_LOCK_ASSERT(_nt) \ -+ KASSERT(spin_is_locked(&(_ni)->ni_nodelock), \ -+ ("802.11 node not locked!")) -+#else -+#define IEEE80211_NODE_LOCK_ASSERT(_ni) -+#endif -+ -+#endif /* node lock */ -+ -+/* -+ * Node table locking definitions. -+ */ -+typedef spinlock_t ieee80211_node_table_lock_t; -+#define IEEE80211_NODE_TABLE_LOCK_INIT(_nt, _name) spin_lock_init(&(_nt)->nt_nodelock) -+#define IEEE80211_NODE_TABLE_LOCK_DESTROY(_nt) -+#if 0 /* We should always be contesting in the same contexts */ -+#define IEEE80211_NODE_TABLE_LOCK(_nt) spin_lock(&(_nt)->nt_nodelock) -+#define IEEE80211_NODE_TABLE_UNLOCK(_nt) spin_unlock(&(_nt)->nt_nodelock) -+#define IEEE80211_NODE_TABLE_LOCK_BH(_nt) spin_lock_bh(&(_nt)->nt_nodelock) -+#define IEEE80211_NODE_TABLE_UNLOCK_BH(_nt) spin_unlock_bh(&(_nt)->nt_nodelock) -+#endif -+#define IEEE80211_NODE_TABLE_LOCK_IRQ(_nt) do { \ - unsigned long __node_lockflags; \ - spin_lock_irqsave(&(_nt)->nt_nodelock, __node_lockflags); --#define IEEE80211_NODE_UNLOCK_IRQ(_nt) \ -+#define IEEE80211_NODE_TABLE_UNLOCK_IRQ(_nt) \ - spin_unlock_irqrestore(&(_nt)->nt_nodelock, __node_lockflags); \ - } while(0) --#define IEEE80211_NODE_UNLOCK_IRQ_EARLY(_nt) \ -+#define IEEE80211_NODE_TABLE_UNLOCK_IRQ_EARLY(_nt) \ - spin_unlock_irqrestore(&(_nt)->nt_nodelock, __node_lockflags); - --/* NB: beware, *_is_locked() are bogusly defined for UP+!PREEMPT */ --#if (defined(CONFIG_SMP) || defined(CONFIG_PREEMPT)) && defined(spinlock_is_locked) --#define IEEE80211_NODE_LOCK_ASSERT(_nt) \ -- KASSERT(spinlock_is_locked(&(_nt)->nt_nodelock), \ -+#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked) -+#define IEEE80211_NODE_TABLE_LOCK_ASSERT(_nt) \ -+ KASSERT(spin_is_locked(&(_nt)->nt_nodelock), \ - ("802.11 node table not locked!")) - #else --#define IEEE80211_NODE_LOCK_ASSERT(_nt) -+#define IEEE80211_NODE_TABLE_LOCK_ASSERT(_nt) - #endif - - /* -@@ -163,8 +202,7 @@ - #define IEEE80211_SCAN_UNLOCK_IRQ_EARLY(_nt) \ - spin_unlock_irqrestore(&(_nt)->nt_scanlock, __scan_lockflags); - --/* NB: beware, spin_is_locked() is unusable for !SMP */ --#if defined(CONFIG_SMP) -+#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked) - #define IEEE80211_SCAN_LOCK_ASSERT(_nt) \ - KASSERT(spin_is_locked(&(_nt)->nt_scanlock), ("scangen not locked!")) - #else -@@ -182,8 +220,7 @@ - #define ACL_LOCK_BH(_as) spin_lock_bh(&(_as)->as_lock) - #define ACL_UNLOCK_BH(_as) spin_unlock_bh(&(_as)->as_lock) - --/* NB: beware, spin_is_locked() is unusable for !SMP */ --#if defined(CONFIG_SMP) -+#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked) - #define ACL_LOCK_ASSERT(_as) \ - KASSERT(spin_is_locked(&(_as)->as_lock), ("ACL not locked!")) - #else -@@ -299,6 +336,7 @@ - * is the last reference, otherwise 0 - * ieee80211_node_refcnt reference count for printing (only) - */ -+typedef atomic_t ieee80211_node_ref_count_t; - #define ieee80211_node_initref(_ni) atomic_set(&(_ni)->ni_refcnt, 1) - #define ieee80211_node_incref(_ni) atomic_inc(&(_ni)->ni_refcnt) - #define ieee80211_node_decref(_ni) atomic_dec(&(_ni)->ni_refcnt) -@@ -379,8 +417,8 @@ - /* msecs_to_jiffies appeared in 2.6.7 and 2.4.29 */ - #include <linux/delay.h> - #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) && \ -- LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7)) || \ -- LINUX_VERSION_CODE < KERNEL_VERSION(2,4,29) -+ LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7)) || \ -+ LINUX_VERSION_CODE < KERNEL_VERSION(2,4,29) - - /* The following definitions and inline functions are - * copied from the kernel src, include/linux/jiffies.h */ -diff -ur madwifi.old/net80211/ieee80211_node.c madwifi.dev/net80211/ieee80211_node.c ---- madwifi.old/net80211/ieee80211_node.c 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_node.c 2007-05-21 08:10:46.868753568 +0200 -@@ -65,16 +65,17 @@ - #define IEEE80211_AID_ISSET(_vap, _b) \ - ((_vap)->iv_aid_bitmap[IEEE80211_AID(_b) / 32] & (1 << (IEEE80211_AID(_b) % 32))) - -+static struct ieee80211_node *ieee80211_alloc_node(struct ieee80211vap *, const u_int8_t *); -+ - static int ieee80211_sta_join1(struct ieee80211_node *); - --static struct ieee80211_node *node_alloc(struct ieee80211_node_table *, -- struct ieee80211vap *); -+static struct ieee80211_node *node_alloc(struct ieee80211vap *); - static void node_cleanup(struct ieee80211_node *); - static void node_free(struct ieee80211_node *); - static u_int8_t node_getrssi(const struct ieee80211_node *); - --static void _ieee80211_free_node(struct ieee80211_node *); --static void node_reclaim(struct ieee80211_node_table *, struct ieee80211_node*); -+static void _node_table_leave(struct ieee80211_node_table *, struct ieee80211_node *); -+static void _node_table_join(struct ieee80211_node_table *, struct ieee80211_node *); - - static void ieee80211_node_timeout(unsigned long); - -@@ -194,8 +195,7 @@ - - ieee80211_node_table_reset(&ic->ic_sta, vap); - if (vap->iv_bss != NULL) { -- ieee80211_free_node(vap->iv_bss); -- vap->iv_bss = NULL; -+ ieee80211_unref_node(&vap->iv_bss); - } - if (vap->iv_aid_bitmap != NULL) { - FREE(vap->iv_aid_bitmap, M_DEVBUF); -@@ -250,6 +250,7 @@ - nbss->ni_txpower = obss->ni_txpower; - nbss->ni_vlan = obss->ni_vlan; - nbss->ni_rsn = obss->ni_rsn; -+ nbss->ni_rates = obss->ni_rates; - /* XXX statistics? */ - } - -@@ -263,17 +264,17 @@ - "%s: creating ibss on channel %u\n", __func__, - ieee80211_chan2ieee(ic, chan)); - -- /* Check to see if we already have a node for this mac */ -+ /* 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); - if (ni == NULL) { -- ni = ieee80211_alloc_node(&ic->ic_sta, vap, vap->iv_myaddr); -+ ni = ieee80211_alloc_node_table(vap, vap->iv_myaddr); - if (ni == NULL) { - /* XXX recovery? */ - return; - } - } -- else -- ieee80211_free_node(ni); - - IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, "%s: %p<%s> refcnt %d\n", - __func__, vap->iv_bss, ether_sprintf(vap->iv_bss->ni_macaddr), -@@ -339,7 +340,7 @@ - else if (IEEE80211_IS_CHAN_QUARTER(chan)) - ni->ni_rates = ic->ic_sup_quarter_rates; - -- (void) ieee80211_sta_join1(ieee80211_ref_node(ni)); -+ (void) ieee80211_sta_join1(PASS_NODE(ni)); - } - EXPORT_SYMBOL(ieee80211_create_ibss); - -@@ -363,9 +364,10 @@ - /* XXX multi-bss wrong */ - ieee80211_reset_erp(ic, ic->ic_curmode); - -- ni = ieee80211_alloc_node(&ic->ic_sta, vap, vap->iv_myaddr); -+ ni = ieee80211_alloc_node_table(vap, vap->iv_myaddr); - KASSERT(ni != NULL, ("unable to setup inital BSS node")); - obss = vap->iv_bss; -+ /* New reference for caller */ - vap->iv_bss = ieee80211_ref_node(ni); - - IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, "%s: new bss %p<%s> refcnt %d\n", -@@ -375,7 +377,8 @@ - if (obss != NULL) { - copy_bss(ni, obss); - ni->ni_intval = ic->ic_lintval; -- ieee80211_free_node(obss); -+ /* Caller's reference */ -+ ieee80211_unref_node(&obss); - } - } - -@@ -581,7 +584,7 @@ - vap->iv_state == IEEE80211_S_RUN && ssid_equal(obss, selbs)); - vap->iv_bss = selbs; - if (obss != NULL) -- ieee80211_free_node(obss); -+ ieee80211_unref_node(&obss); - ic->ic_bsschan = selbs->ni_chan; - ic->ic_curchan = ic->ic_bsschan; - ic->ic_curmode = ieee80211_chan2mode(ic->ic_curchan); -@@ -638,21 +641,20 @@ - - ni = ieee80211_find_node(&ic->ic_sta, se->se_macaddr); - if (ni == NULL) { -- ni = ieee80211_alloc_node(&ic->ic_sta, vap, se->se_macaddr); -+ ni = ieee80211_alloc_node_table(vap, se->se_macaddr); - if (ni == NULL) { - IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, - "%s: Unable to allocate node for BSS: %s\n", __func__, - ether_sprintf(ni->ni_macaddr)); - return 0; - } -- } else -- ieee80211_free_node(ni); -+ } - - /* - * Expand scan state into node's format. - * XXX may not need all this stuff - */ -- ni->ni_authmode = vap->iv_bss->ni_authmode; /* inherit authmode from iv_bss */ -+ ni->ni_authmode = vap->iv_bss->ni_authmode; /* inherit authmode from iv_bss */ - /* inherit the WPA setup as well (structure copy!) */ - ni->ni_rsn = vap->iv_bss->ni_rsn; - IEEE80211_ADDR_COPY(ni->ni_bssid, se->se_bssid); -@@ -686,9 +688,9 @@ - - IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, - "%s: %p<%s> refcnt %d\n", __func__, ni, ether_sprintf(ni->ni_macaddr), -- ieee80211_node_refcnt(ni)+1); -+ ieee80211_node_refcnt(ni)); - -- return ieee80211_sta_join1(ieee80211_ref_node(ni)); -+ return ieee80211_sta_join1(PASS_NODE(ni)); - } - EXPORT_SYMBOL(ieee80211_sta_join); - -@@ -700,15 +702,13 @@ - ieee80211_sta_leave(struct ieee80211_node *ni) - { - struct ieee80211vap *vap = ni->ni_vap; -- struct ieee80211com *ic = vap->iv_ic; - - /* WDS/Repeater: Stop software beacon timer for STA */ - if (vap->iv_opmode == IEEE80211_M_STA && - vap->iv_flags_ext & IEEE80211_FEXT_SWBMISS) { - del_timer(&vap->iv_swbmiss); - } -- -- ic->ic_node_cleanup(ni); -+ - ieee80211_notify_node_leave(ni); - } - -@@ -717,11 +717,11 @@ - */ - - static void --ieee80211_node_table_init(struct ieee80211com *ic, -- struct ieee80211_node_table *nt, const char *name, int inact) -+ieee80211_node_table_init(struct ieee80211com *ic, struct ieee80211_node_table *nt, -+ const char *name, int inact) - { - nt->nt_ic = ic; -- IEEE80211_NODE_LOCK_INIT(nt, ic->ic_dev->name); -+ IEEE80211_NODE_TABLE_LOCK_INIT(nt, ic->ic_dev->name); - IEEE80211_SCAN_LOCK_INIT(nt, ic->ic_dev->name); - TAILQ_INIT(&nt->nt_node); - nt->nt_name = name; -@@ -733,11 +733,31 @@ - mod_timer(&nt->nt_wds_aging_timer, jiffies + HZ * WDS_AGING_TIMER_VAL); - } - -+static __inline void _node_table_join(struct ieee80211_node_table *nt, struct ieee80211_node *ni) { -+ IEEE80211_NODE_TABLE_LOCK_ASSERT(nt); -+ -+ ni->ni_table = nt; -+ TAILQ_INSERT_TAIL(&nt->nt_node, ieee80211_ref_node(ni), ni_list); -+ LIST_INSERT_HEAD(&nt->nt_hash[IEEE80211_NODE_HASH(ni->ni_macaddr)], ni, ni_hash); -+} -+ -+static __inline void _node_table_leave(struct ieee80211_node_table *nt, struct ieee80211_node *ni) { -+ struct ieee80211_node *hni; -+ IEEE80211_NODE_TABLE_LOCK_ASSERT(nt); -+ -+ TAILQ_REMOVE(&nt->nt_node, ni, ni_list); -+ LIST_FOREACH(hni, &nt->nt_hash[IEEE80211_NODE_HASH(ni->ni_macaddr)], ni_hash) { -+ LIST_REMOVE(ni, ni_hash); -+ } -+ ni->ni_table = NULL; -+ _ieee80211_unref_node(ni); -+} -+ - /* This is overridden by ath_node_alloc in ath/if_ath.c, and so -- * should never get called -+ * should never get called. - */ - static struct ieee80211_node * --node_alloc(struct ieee80211_node_table *nt, struct ieee80211vap *vap) -+node_alloc(struct ieee80211vap *vap) - { - struct ieee80211_node *ni; - -@@ -776,13 +796,6 @@ - IEEE80211_UNLOCK_IRQ(ni->ni_ic); - } - } -- /* -- * Clear AREF flag that marks the authorization refcnt bump -- * has happened. This is probably not needed as the node -- * should always be removed from the table so not found but -- * do it just in case. -- */ -- ni->ni_flags &= ~IEEE80211_NODE_AREF; - - /* - * Drain power save queue and, if needed, clear TIM. -@@ -791,10 +804,7 @@ - vap->iv_set_tim(ni, 0); - - ni->ni_associd = 0; -- if (ni->ni_challenge != NULL) { -- FREE(ni->ni_challenge, M_DEVBUF); -- ni->ni_challenge = NULL; -- } -+ - /* - * Preserve SSID, WPA, and WME ie's so the bss node is - * reusable during a re-auth/re-assoc state transition. -@@ -819,9 +829,16 @@ - static void - node_free(struct ieee80211_node *ni) - { -+#if 0 -+ /* We should 'cleanup' and then free'ing should be done automatically on decref */ - struct ieee80211com *ic = ni->ni_ic; - - ic->ic_node_cleanup(ni); -+#endif -+ KASSERT(ieee80211_node_refcnt(ni) == 0, ("node being free whilst still referenced")); -+ -+ if (ni->ni_challenge != NULL) -+ FREE(ni->ni_challenge, M_DEVBUF); - if (ni->ni_wpa_ie != NULL) - FREE(ni->ni_wpa_ie, M_DEVBUF); - if (ni->ni_rsn_ie != NULL) -@@ -831,6 +848,7 @@ - if (ni->ni_ath_ie != NULL) - FREE(ni->ni_ath_ie, M_DEVBUF); - IEEE80211_NODE_SAVEQ_DESTROY(ni); -+ - FREE(ni, M_80211_NODE); - } - -@@ -847,55 +865,70 @@ - * This interface is not intended for general use, it is - * used by the routines below to create entries with a - * specific purpose. -+ * Dont assume a BSS? - */ - struct ieee80211_node * --ieee80211_alloc_node(struct ieee80211_node_table *nt, -- struct ieee80211vap *vap, const u_int8_t *macaddr) -+ieee80211_alloc_node_table(struct ieee80211vap *vap, -+ const u_int8_t *macaddr) - { -- struct ieee80211com *ic = nt->nt_ic; -+ struct ieee80211com *ic = vap->iv_ic; -+ struct ieee80211_node_table *nt = &ic->ic_sta; - struct ieee80211_node *ni; -- int hash; - -- ni = ic->ic_node_alloc(nt, vap); -- if (ni == NULL) { -- /* XXX msg */ -- vap->iv_stats.is_rx_nodealloc++; -- return NULL; -- } -+ ni = ieee80211_alloc_node(vap, macaddr); -+ if (ni != NULL) { -+ ni->ni_inact = ni->ni_inact_reload = nt->nt_inact_init; - -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, -- "%s: %p<%s> in %s table, refcnt %d\n", __func__, ni, -- ether_sprintf(macaddr), nt->nt_name, -- ieee80211_node_refcnt(ni)+1); -+ WME_UAPSD_NODE_TRIGSEQINIT(ni); -+ IEEE80211_NODE_SAVEQ_INIT(ni, "unknown"); - -- IEEE80211_ADDR_COPY(ni->ni_macaddr, macaddr); -- hash = IEEE80211_NODE_HASH(macaddr); -- ieee80211_node_initref(ni); /* mark referenced */ -- ni->ni_chan = IEEE80211_CHAN_ANYC; -- ni->ni_authmode = IEEE80211_AUTH_OPEN; -- ni->ni_txpower = ic->ic_txpowlimit; /* max power */ -- ieee80211_crypto_resetkey(vap, &ni->ni_ucastkey, IEEE80211_KEYIX_NONE); -- ni->ni_inact_reload = nt->nt_inact_init; -- ni->ni_inact = ni->ni_inact_reload; -- ni->ni_ath_defkeyindex = IEEE80211_INVAL_DEFKEY; -- ni->ni_rxkeyoff = 0; -- IEEE80211_NODE_SAVEQ_INIT(ni, "unknown"); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); -+ _node_table_join(nt, ni); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); -+ } - -- IEEE80211_NODE_LOCK_IRQ(nt); -- ni->ni_vap = vap; -- ni->ni_ic = ic; -- ni->ni_table = nt; -- TAILQ_INSERT_TAIL(&nt->nt_node, ni, ni_list); -- LIST_INSERT_HEAD(&nt->nt_hash[hash], ni, ni_hash); -- ni->ni_rxfrag = NULL; -- ni->ni_challenge = NULL; -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ return ni; -+} -+EXPORT_SYMBOL(ieee80211_alloc_node_table); -+ -+/* Allocate a node structure and initialise specialised structures -+ * This function does not add the node to the node table, thus this -+ * node will not be found using ieee80211_find_*node. -+ * This is useful when sending one off errors or request denials. -+ */ -+static struct ieee80211_node * -+ieee80211_alloc_node(struct ieee80211vap *vap, const u_int8_t *macaddr) -+{ -+ struct ieee80211com *ic = vap->iv_ic; -+ struct ieee80211_node *ni; -+ -+ /* This always allocates zeroed memoery */ -+ ni = ic->ic_node_alloc(vap); -+ if (ni != NULL) { -+ IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, -+ "%s: %p<%s> refcnt %d\n", __func__, ni, ether_sprintf(macaddr), -+ ieee80211_node_refcnt(ni)+1); - -- WME_UAPSD_NODE_TRIGSEQINIT(ni); -+ ieee80211_node_initref(ni); /* mark referenced */ -+ -+ IEEE80211_ADDR_COPY(ni->ni_macaddr, macaddr); -+ -+ ni->ni_chan = IEEE80211_CHAN_ANYC; -+ ni->ni_authmode = IEEE80211_AUTH_OPEN; -+ ni->ni_txpower = ic->ic_txpowlimit; -+ -+ ieee80211_crypto_resetkey(vap, &ni->ni_ucastkey, -+ IEEE80211_KEYIX_NONE); -+ ni->ni_ath_defkeyindex = IEEE80211_INVAL_DEFKEY; - -+ ni->ni_vap = vap; -+ ni->ni_ic = ic; -+ } else { -+ /* XXX msg */ -+ vap->iv_stats.is_rx_nodealloc++; -+ } - return ni; - } --EXPORT_SYMBOL(ieee80211_alloc_node); - - /* Add wds address to the node table */ - int -@@ -917,11 +950,11 @@ - wds->wds_agingcount = WDS_AGING_COUNT; - hash = IEEE80211_NODE_HASH(macaddr); - IEEE80211_ADDR_COPY(wds->wds_macaddr, macaddr); -- ieee80211_ref_node(ni); /* Reference node */ -- wds->wds_ni = ni; -- IEEE80211_NODE_LOCK_IRQ(nt); -+ -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); -+ wds->wds_ni = ieee80211_ref_node(ni); - LIST_INSERT_HEAD(&nt->nt_wds_hash[hash], wds, wds_hash); -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - return 0; - } - EXPORT_SYMBOL(ieee80211_add_wds_addr); -@@ -934,22 +967,19 @@ - struct ieee80211_wds_addr *wds, *twds; - - hash = IEEE80211_NODE_HASH(macaddr); -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - LIST_FOREACH_SAFE(wds, &nt->nt_wds_hash[hash], wds_hash, twds) { - if (IEEE80211_ADDR_EQ(wds->wds_macaddr, macaddr)) { -- if (ieee80211_node_dectestref(wds->wds_ni)) { -- _ieee80211_free_node(wds->wds_ni); -- LIST_REMOVE(wds, wds_hash); -- FREE(wds, M_80211_WDS); -- break; -- } -+ LIST_REMOVE(wds, wds_hash); -+ ieee80211_unref_node(&wds->wds_ni); -+ FREE(wds, M_80211_WDS); -+ break; - } - } -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - } - EXPORT_SYMBOL(ieee80211_remove_wds_addr); - -- - /* Remove node references from wds table */ - void - ieee80211_del_wds_node(struct ieee80211_node_table *nt, struct ieee80211_node *ni) -@@ -957,19 +987,17 @@ - int hash; - struct ieee80211_wds_addr *wds, *twds; - -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - for (hash = 0; hash < IEEE80211_NODE_HASHSIZE; hash++) { - LIST_FOREACH_SAFE(wds, &nt->nt_wds_hash[hash], wds_hash, twds) { - if (wds->wds_ni == ni) { -- if (ieee80211_node_dectestref(ni)) { -- _ieee80211_free_node(ni); -- LIST_REMOVE(wds, wds_hash); -- FREE(wds, M_80211_WDS); -- } -+ LIST_REMOVE(wds, wds_hash); -+ ieee80211_unref_node(&wds->wds_ni); -+ FREE(wds, M_80211_WDS); - } - } - } -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - } - EXPORT_SYMBOL(ieee80211_del_wds_node); - -@@ -980,88 +1008,46 @@ - int hash; - struct ieee80211_wds_addr *wds, *twds; - -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - for (hash = 0; hash < IEEE80211_NODE_HASHSIZE; hash++) { - LIST_FOREACH_SAFE(wds, &nt->nt_wds_hash[hash], wds_hash, twds) { - if (wds->wds_agingcount != WDS_AGING_STATIC) { - if (!wds->wds_agingcount) { -- if (ieee80211_node_dectestref(wds->wds_ni)) { -- _ieee80211_free_node(wds->wds_ni); -- LIST_REMOVE(wds, wds_hash); -- FREE(wds, M_80211_WDS); -- } -+ LIST_REMOVE(wds, wds_hash); -+ ieee80211_unref_node(&wds->wds_ni); -+ FREE(wds, M_80211_WDS); - } else - wds->wds_agingcount--; - } - } - } -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - mod_timer(&nt->nt_wds_aging_timer, jiffies + HZ * WDS_AGING_TIMER_VAL); - } - - - /* -- * Craft a temporary node suitable for sending a management frame -- * to the specified station. We craft only as much state as we -- * need to do the work since the node will be immediately reclaimed -- * once the send completes. -- */ --struct ieee80211_node * --ieee80211_tmp_node(struct ieee80211vap *vap, const u_int8_t *macaddr) --{ -- struct ieee80211com *ic = vap->iv_ic; -- struct ieee80211_node *ni; -- -- ni = ic->ic_node_alloc(&ic->ic_sta,vap); -- if (ni != NULL) { -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE, -- "%s: %p<%s> refcnt %d\n", __func__, ni, ether_sprintf(macaddr), -- ieee80211_node_refcnt(ni)+1); -- -- IEEE80211_ADDR_COPY(ni->ni_macaddr, macaddr); -- IEEE80211_ADDR_COPY(ni->ni_bssid, vap->iv_bss->ni_bssid); -- ieee80211_node_initref(ni); /* mark referenced */ -- ni->ni_txpower = vap->iv_bss->ni_txpower; -- ni->ni_vap = vap; -- /* NB: required by ieee80211_fix_rate */ -- ieee80211_node_set_chan(ic, ni); -- ieee80211_crypto_resetkey(vap, &ni->ni_ucastkey, -- IEEE80211_KEYIX_NONE); -- /* XXX optimize away */ -- IEEE80211_NODE_SAVEQ_INIT(ni, "unknown"); -- -- ni->ni_table = NULL; /* NB: pedantic */ -- ni->ni_ic = ic; -- ni->ni_rxfrag = NULL; -- ni->ni_challenge = NULL; -- } else { -- /* XXX msg */ -- vap->iv_stats.is_rx_nodealloc++; -- } -- return ni; --} -- --/* - * Add the specified station to the station table. - */ - struct ieee80211_node * --ieee80211_dup_bss(struct ieee80211vap *vap, const u_int8_t *macaddr) -+ieee80211_dup_bss(struct ieee80211vap *vap, const u_int8_t *macaddr, -+ unsigned char tmp) - { -- struct ieee80211com *ic = vap->iv_ic; - struct ieee80211_node *ni; -+ -+ /* FIXME: Hack */ -+ if (tmp) -+ ni = ieee80211_alloc_node(vap, macaddr); -+ else -+ ni = ieee80211_alloc_node_table(vap, macaddr); - -- ni = ieee80211_alloc_node(&ic->ic_sta, vap, macaddr); - if (ni != NULL) { -- /* -- * Inherit from iv_bss. -- */ -- ni->ni_authmode = vap->iv_bss->ni_authmode; -- ni->ni_txpower = vap->iv_bss->ni_txpower; -- ni->ni_vlan = vap->iv_bss->ni_vlan; /* XXX?? */ -+ copy_bss(ni, vap->iv_bss); - IEEE80211_ADDR_COPY(ni->ni_bssid, vap->iv_bss->ni_bssid); -- ieee80211_node_set_chan(ic, ni); -- ni->ni_rsn = vap->iv_bss->ni_rsn; -- ni->ni_rxfrag = NULL; -+ /* Do this only for nodes that already have a BSS. Otherwise -+ * ic_bsschan is not set and we get a KASSERT failure. -+ * Required by ieee80211_fix_rate */ -+ ieee80211_node_set_chan(vap->iv_ic, ni); - } - return ni; - } -@@ -1069,19 +1055,16 @@ - static struct ieee80211_node * - _ieee80211_find_wds_node(struct ieee80211_node_table *nt, const u_int8_t *macaddr) - { -- struct ieee80211_node *ni; - struct ieee80211_wds_addr *wds; - int hash; -- IEEE80211_NODE_LOCK_ASSERT(nt); -+ IEEE80211_NODE_TABLE_LOCK_ASSERT(nt); - - hash = IEEE80211_NODE_HASH(macaddr); - LIST_FOREACH(wds, &nt->nt_wds_hash[hash], wds_hash) { - if (IEEE80211_ADDR_EQ(wds->wds_macaddr, macaddr)) { -- ni = wds->wds_ni; - if (wds->wds_agingcount != WDS_AGING_STATIC) - wds->wds_agingcount = WDS_AGING_COUNT; /* reset the aging count */ -- ieee80211_ref_node(ni); -- return ni; -+ return ieee80211_ref_node(wds->wds_ni); - } - } - return NULL; -@@ -1099,7 +1082,7 @@ - int hash; - struct ieee80211_wds_addr *wds; - -- IEEE80211_NODE_LOCK_ASSERT(nt); -+ IEEE80211_NODE_TABLE_LOCK_ASSERT(nt); - - hash = IEEE80211_NODE_HASH(macaddr); - LIST_FOREACH(ni, &nt->nt_hash[hash], ni_hash) { -@@ -1120,9 +1103,7 @@ - nodes. */ - LIST_FOREACH(wds, &nt->nt_wds_hash[hash], wds_hash) { - if (IEEE80211_ADDR_EQ(wds->wds_macaddr, macaddr)) { -- ni = wds->wds_ni; -- ieee80211_ref_node(ni); -- return ni; -+ return ieee80211_ref_node(wds->wds_ni); - } - } - return NULL; -@@ -1137,9 +1118,9 @@ - { - struct ieee80211_node *ni; - -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - ni = _ieee80211_find_wds_node(nt, macaddr); -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - return ni; - } - EXPORT_SYMBOL(ieee80211_find_wds_node); -@@ -1154,9 +1135,9 @@ - { - struct ieee80211_node *ni; - -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - ni = _ieee80211_find_node(nt, macaddr); -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - return ni; - } - #ifdef IEEE80211_DEBUG_REFCNT -@@ -1179,7 +1160,7 @@ - { - struct ieee80211_node *ni; - -- ni = ieee80211_dup_bss(vap, macaddr); -+ ni = ieee80211_dup_bss(vap, macaddr, 0); - if (ni != NULL) { - /* XXX no rate negotiation; just dup */ - ni->ni_rates = vap->iv_bss->ni_rates; -@@ -1202,14 +1183,13 @@ - * driver has an opportunity to setup it's private state. - */ - struct ieee80211_node * --ieee80211_add_neighbor(struct ieee80211vap *vap, const struct ieee80211_frame *wh, -+ieee80211_add_neighbor(struct ieee80211vap *vap, const struct ieee80211_frame *wh, - const struct ieee80211_scanparams *sp) - { - struct ieee80211com *ic = vap->iv_ic; - struct ieee80211_node *ni; - -- ni = ieee80211_dup_bss(vap, wh->i_addr2); /* XXX alloc_node? */ -- /* TODO: not really putting itself in a table */ -+ ni = ieee80211_dup_bss(vap, wh->i_addr2, 1); - if (ni != NULL) { - ni->ni_esslen = sp->ssid[1]; - memcpy(ni->ni_essid, sp->ssid + 2, sp->ssid[1]); -@@ -1284,12 +1264,12 @@ - /* XXX check ic_bss first in station mode */ - /* XXX 4-address frames? */ - nt = &ic->ic_sta; -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - if (IS_CTL(wh) && !IS_PSPOLL(wh) /*&& !IS_RTS(ah)*/) - ni = _ieee80211_find_node(nt, wh->i_addr1); - else - ni = _ieee80211_find_node(nt, wh->i_addr2); -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - - return ni; - #undef IS_PSPOLL -@@ -1326,9 +1306,9 @@ - - /* XXX can't hold lock across dup_bss due to recursive locking */ - nt = &vap->iv_ic->ic_sta; -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - ni = _ieee80211_find_node(nt, mac); -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - - if (ni == NULL) { - if (vap->iv_opmode == IEEE80211_M_IBSS || -@@ -1355,11 +1335,9 @@ - EXPORT_SYMBOL(ieee80211_find_txnode); - #endif - --/* Caller must lock the IEEE80211_NODE_LOCK -- * -- * Context: hwIRQ, softIRQ and process context -+/* Context: hwIRQ, softIRQ and process context - */ --static void -+void - _ieee80211_free_node(struct ieee80211_node *ni) - { - struct ieee80211vap *vap = ni->ni_vap; -@@ -1373,117 +1351,36 @@ - - if (vap->iv_aid_bitmap != NULL) - IEEE80211_AID_CLR(vap, ni->ni_associd); -- if (nt != NULL) { -- TAILQ_REMOVE(&nt->nt_node, ni, ni_list); -- LIST_REMOVE(ni, ni_hash); -- } -+ - vap->iv_ic->ic_node_free(ni); - } -+EXPORT_SYMBOL(_ieee80211_free_node); - --void --#ifdef IEEE80211_DEBUG_REFCNT --ieee80211_free_node_debug(struct ieee80211_node *ni, const char *func, int line) --#else --ieee80211_free_node(struct ieee80211_node *ni) --#endif -+static void _reset_node(void *arg, struct ieee80211_node *ni) - { -- struct ieee80211_node_table *nt = ni->ni_table; -- struct ieee80211com *ic = ni->ni_ic; -+ if (ni->ni_associd != 0) { -+ struct ieee80211vap *vap = ni->ni_vap; - --#ifdef IEEE80211_DEBUG_REFCNT -- IEEE80211_DPRINTF(ni->ni_vap, IEEE80211_MSG_NODE, -- "%s (%s:%u) %p<%s> refcnt %d\n", __func__, func, line, ni, -- ether_sprintf(ni->ni_macaddr), ieee80211_node_refcnt(ni) - 1); --#endif -- /* -- * XXX: may need to lock out the following race. we dectestref -- * and determine it's time to free the node. between the if() -- * and lock, we take an rx intr to receive a frame from this -- * node. the rx path (tasklet or intr) bumps this node's -- * refcnt and xmits a response frame. eventually that response -- * will get reaped, and the reaping code will attempt to use -- * the node. the code below will delete the node prior -- * to the reap and we could get a crash. -- * -- * as a stopgap before delving deeper, lock intrs to -- * prevent this case. -- */ -- IEEE80211_LOCK_IRQ(ic); -- if (ieee80211_node_dectestref(ni)) { -- /* -- * Beware; if the node is marked gone then it's already -- * been removed from the table and we cannot assume the -- * table still exists. Regardless, there's no need to lock -- * the table. -- */ -- if (ni->ni_table != NULL) { -- IEEE80211_NODE_LOCK(nt); -- _ieee80211_free_node(ni); -- IEEE80211_NODE_UNLOCK(nt); -- } else -- _ieee80211_free_node(ni); -+ if (vap->iv_auth->ia_node_leave != NULL) -+ vap->iv_auth->ia_node_leave(ni); -+ if (vap->iv_aid_bitmap != NULL) -+ IEEE80211_AID_CLR(vap, ni->ni_associd); - } -- IEEE80211_UNLOCK_IRQ(ic); --} --#ifdef IEEE80211_DEBUG_REFCNT --EXPORT_SYMBOL(ieee80211_free_node_debug); --#else --EXPORT_SYMBOL(ieee80211_free_node); --#endif -- --/* -- * Reclaim a node. If this is the last reference count then -- * do the normal free work. Otherwise remove it from the node -- * table and mark it gone by clearing the back-reference. -- */ --static void --node_reclaim(struct ieee80211_node_table *nt, struct ieee80211_node *ni) --{ - -- IEEE80211_DPRINTF(ni->ni_vap, IEEE80211_MSG_NODE, -- "%s: remove %p<%s> from %s table, refcnt %d\n", -- __func__, ni, ether_sprintf(ni->ni_macaddr), -- nt->nt_name, ieee80211_node_refcnt(ni)-1); -- if (!ieee80211_node_dectestref(ni)) { -- /* -- * Other references are present, just remove the -- * node from the table so it cannot be found. When -- * the references are dropped storage will be -- * reclaimed. This normally only happens for ic_bss. -- */ -- TAILQ_REMOVE(&nt->nt_node, ni, ni_list); -- LIST_REMOVE(ni, ni_hash); -- ni->ni_table = NULL; /* clear reference */ -- } else -- _ieee80211_free_node(ni); -+ ieee80211_node_leave(ni); - } - - static void - ieee80211_node_table_reset(struct ieee80211_node_table *nt, -- struct ieee80211vap *match) -+ struct ieee80211vap *vap) - { -- struct ieee80211_node *ni, *next; -- -- IEEE80211_NODE_LOCK_IRQ(nt); -- TAILQ_FOREACH_SAFE(ni, &nt->nt_node, ni_list, next) { -- if (match != NULL && ni->ni_vap != match) -- continue; -- if (ni->ni_associd != 0) { -- struct ieee80211vap *vap = ni->ni_vap; -- -- if (vap->iv_auth->ia_node_leave != NULL) -- vap->iv_auth->ia_node_leave(ni); -- if (vap->iv_aid_bitmap != NULL) -- IEEE80211_AID_CLR(vap, ni->ni_associd); -- } -- node_reclaim(nt, ni); -- } -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ ieee80211_iterate_dev_nodes(vap->iv_dev, nt, _reset_node, NULL); - } - - static void - ieee80211_node_table_cleanup(struct ieee80211_node_table *nt) - { -+ struct ieee80211com *ic = nt->nt_ic; - struct ieee80211_node *ni, *next; - - TAILQ_FOREACH_SAFE(ni, &nt->nt_node, ni_list, next) { -@@ -1495,11 +1392,11 @@ - if (vap->iv_aid_bitmap != NULL) - IEEE80211_AID_CLR(vap, ni->ni_associd); - } -- node_reclaim(nt, ni); -+ ic->ic_node_cleanup(ni); - } - del_timer(&nt->nt_wds_aging_timer); - IEEE80211_SCAN_LOCK_DESTROY(nt); -- IEEE80211_NODE_LOCK_DESTROY(nt); -+ IEEE80211_NODE_TABLE_LOCK_DESTROY(nt); - } - - /* -@@ -1527,19 +1424,22 @@ - IEEE80211_SCAN_LOCK_IRQ(nt); - gen = ++nt->nt_scangen; - restart: -- IEEE80211_NODE_LOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - TAILQ_FOREACH(ni, &nt->nt_node, ni_list) { - if (ni->ni_scangen == gen) /* previously handled */ - continue; -+ /* Temporary entries should no longer be in the node table */ - /* - * Ignore entries for which have yet to receive an - * authentication frame. These are transient and - * will be reclaimed when the last reference to them - * goes away (when frame xmits complete). - */ -- if (ic->ic_opmode == IEEE80211_M_HOSTAP && -- (ni->ni_flags & IEEE80211_NODE_AREF) == 0) -- continue; -+ /* -+ *if (ic->ic_opmode == IEEE80211_M_HOSTAP && -+ * (ni->ni_flags & IEEE80211_NODE_AREF) == 0) -+ * continue; -+ */ - ni->ni_scangen = gen; - /* - * Free fragment if not needed anymore -@@ -1591,7 +1491,7 @@ - * ref for us as needed. - */ - ieee80211_ref_node(ni); -- IEEE80211_NODE_UNLOCK_IRQ_EARLY(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ_EARLY(nt); - ieee80211_send_nulldata(ni); - /* XXX stat? */ - goto restart; -@@ -1614,18 +1514,18 @@ - */ - ni->ni_vap->iv_stats.is_node_timeout++; - ieee80211_ref_node(ni); -- IEEE80211_NODE_UNLOCK_IRQ_EARLY(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ_EARLY(nt); - if (ni->ni_associd != 0) { - IEEE80211_SEND_MGMT(ni, - IEEE80211_FC0_SUBTYPE_DEAUTH, - IEEE80211_REASON_AUTH_EXPIRE); - } - ieee80211_node_leave(ni); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - goto restart; - } - } -- IEEE80211_NODE_UNLOCK_IRQ(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - - IEEE80211_SCAN_UNLOCK_IRQ(nt); - } -@@ -1660,21 +1560,23 @@ - - IEEE80211_SCAN_LOCK_IRQ(nt); - gen = ++nt->nt_scangen; -+ - restart: -- IEEE80211_NODE_LOCK(nt); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); - TAILQ_FOREACH(ni, &nt->nt_node, ni_list) { - if (dev != NULL && ni->ni_vap->iv_dev != dev) - continue; /* skip node not for this vap */ - if (ni->ni_scangen != gen) { - ni->ni_scangen = gen; - (void) ieee80211_ref_node(ni); -- IEEE80211_NODE_UNLOCK(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ_EARLY(nt); - (*f)(arg, ni); -- ieee80211_free_node(ni); -+ -+ ieee80211_unref_node(&ni); - goto restart; - } - } -- IEEE80211_NODE_UNLOCK(nt); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); - - IEEE80211_SCAN_UNLOCK_IRQ(nt); - } -@@ -1948,9 +1850,20 @@ - "station with aid %d leaves (refcnt %u)", - IEEE80211_NODE_AID(ni), ieee80211_node_refcnt(ni)); - -+ /* From this point onwards we can no longer find the node, -+ * so no more references are generated -+ */ -+ ieee80211_remove_wds_addr(nt, ni->ni_macaddr); -+ ieee80211_del_wds_node(nt, ni); -+ IEEE80211_NODE_TABLE_LOCK_IRQ(nt); -+ _node_table_leave(nt, ni); -+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); -+ - /* - * If node wasn't previously associated all - * we need to do is reclaim the reference. -+ * This also goes for nodes that are auth'ed but -+ * not associated. - */ - /* XXX ibss mode bypasses 11g and notification */ - if (ni->ni_associd == 0) -@@ -1968,9 +1881,11 @@ - IEEE80211_LOCK_IRQ(ic); - if (vap->iv_aid_bitmap != NULL) - IEEE80211_AID_CLR(vap, ni->ni_associd); -+ - ni->ni_associd = 0; - vap->iv_sta_assoc--; - ic->ic_sta_assoc--; -+ - #ifdef ATH_SUPERG_XR - if (ni->ni_vap->iv_flags & IEEE80211_F_XR) - ic->ic_xr_sta_assoc--; -@@ -1981,6 +1896,7 @@ - if (IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan)) - ieee80211_node_leave_11g(ni); - IEEE80211_UNLOCK_IRQ(ic); -+ - /* - * Cleanup station state. In particular clear various - * state that might otherwise be reused if the node -@@ -1990,19 +1906,10 @@ - ieee80211_sta_leave(ni); - done: - /* -- * Remove the node from any table it's recorded in and -- * drop the caller's reference. Removal from the table -- * is important to ensure the node is not reprocessed -- * for inactivity. -- */ -- if (nt != NULL) { -- IEEE80211_NODE_LOCK_IRQ(nt); -- node_reclaim(nt, ni); -- IEEE80211_NODE_UNLOCK_IRQ(nt); -- ieee80211_remove_wds_addr(nt,ni->ni_macaddr); -- ieee80211_del_wds_node(nt,ni); -- } else -- ieee80211_free_node(ni); -+ * Run a cleanup and then drop the caller's reference -+ */ -+ ic->ic_node_cleanup(ni); -+ ieee80211_unref_node(&ni); - } - EXPORT_SYMBOL(ieee80211_node_leave); - -@@ -2062,25 +1969,8 @@ - void - ieee80211_node_reset(struct ieee80211_node *ni, struct ieee80211vap *vap) - { -- if (ni != NULL) { -- struct ieee80211_node_table *nt = ni->ni_table; -- if (!nt) -- nt = &vap->iv_ic->ic_sta; -- IEEE80211_ADDR_COPY(ni->ni_bssid, vap->iv_bss->ni_bssid); -- ni->ni_prev_vap = ni->ni_vap; -- ni->ni_vap = vap; -- ni->ni_ic = vap->iv_ic; -- /* -- * if node not found in the node table -- * add it to the node table . -- */ -- if(nt && ieee80211_find_node(nt, ni->ni_macaddr) != ni) { -- int hash = IEEE80211_NODE_HASH(ni->ni_macaddr); -- IEEE80211_NODE_LOCK_IRQ(nt); -- TAILQ_INSERT_TAIL(&nt->nt_node, ni, ni_list); -- LIST_INSERT_HEAD(&nt->nt_hash[hash], ni, ni_hash); -- ni->ni_table = nt; -- IEEE80211_NODE_UNLOCK_IRQ(nt); -- } -- } -+ IEEE80211_ADDR_COPY(ni->ni_bssid, vap->iv_bss->ni_bssid); -+ ni->ni_prev_vap = ni->ni_vap; -+ ni->ni_vap = vap; -+ ni->ni_ic = vap->iv_ic; - } -diff -ur madwifi.old/net80211/ieee80211_node.h madwifi.dev/net80211/ieee80211_node.h ---- madwifi.old/net80211/ieee80211_node.h 2007-03-06 11:59:28.000000000 +0100 -+++ madwifi.dev/net80211/ieee80211_node.h 2007-05-21 08:10:46.869753416 +0200 -@@ -52,14 +52,14 @@ - * authorized. The latter timeout is shorter to more aggressively - * reclaim nodes that leave part way through the 802.1x exchange. - */ --#define IEEE80211_INACT_WAIT 15 /* inactivity interval (secs) */ -+#define IEEE80211_INACT_WAIT 15 /* inactivity interval (secs) */ - #define IEEE80211_INACT_INIT (30/IEEE80211_INACT_WAIT) /* initial */ - #define IEEE80211_INACT_AUTH (180/IEEE80211_INACT_WAIT) /* associated but not authorized */ - #define IEEE80211_INACT_RUN (300/IEEE80211_INACT_WAIT) /* authorized */ - #define IEEE80211_INACT_PROBE (30/IEEE80211_INACT_WAIT) /* probe */ - #define IEEE80211_INACT_SCAN (300/IEEE80211_INACT_WAIT) /* scanned */ - --#define IEEE80211_TRANS_WAIT 5 /* mgt frame tx timer (secs) */ -+#define IEEE80211_TRANS_WAIT 5 /* mgt frame tx timer (secs) */ - - #define IEEE80211_NODE_HASHSIZE 32 - /* simple hash is enough for variation of macaddr */ -@@ -94,7 +94,8 @@ - struct ieee80211_node_table *ni_table; - TAILQ_ENTRY(ieee80211_node) ni_list; - LIST_ENTRY(ieee80211_node) ni_hash; -- atomic_t ni_refcnt; -+ // ieee80211_node_lock_t ni_nodelock; /* on node - notably for ref counting */ -+ ieee80211_node_ref_count_t ni_refcnt; - u_int ni_scangen; /* gen# for timeout scan */ - u_int8_t ni_authmode; /* authentication algorithm */ - u_int16_t ni_flags; /* special-purpose state */ -@@ -121,13 +122,13 @@ - u_int16_t ni_associd; /* assoc response */ - u_int16_t ni_txpower; /* current transmit power (in 0.5 dBm) */ - u_int16_t ni_vlan; /* vlan tag */ -- u_int32_t *ni_challenge; /* shared-key challenge */ -+ u_int32_t *ni_challenge; /* shared-key challenge */ - u_int8_t *ni_wpa_ie; /* captured WPA ie */ - u_int8_t *ni_rsn_ie; /* captured RSN ie */ - u_int8_t *ni_wme_ie; /* captured WME ie */ - u_int8_t *ni_ath_ie; /* captured Atheros ie */ -- u_int16_t ni_txseqs[17]; /* tx seq per-tid */ -- u_int16_t ni_rxseqs[17]; /* rx seq previous per-tid*/ -+ u_int16_t ni_txseqs[17]; /* tx seq per-tid */ -+ u_int16_t ni_rxseqs[17]; /* rx seq previous per-tid*/ - u_int32_t ni_rxfragstamp; /* time stamp of last rx frag */ - struct sk_buff *ni_rxfrag; /* rx frag reassembly */ - struct ieee80211_rsnparms ni_rsn; /* RSN/WPA parameters */ -@@ -156,7 +157,7 @@ - struct ieee80211_channel *ni_chan; - u_int16_t ni_fhdwell; /* FH only */ - u_int8_t ni_fhindex; /* FH only */ -- u_int8_t ni_erp; /* ERP from beacon/probe resp */ -+ u_int8_t ni_erp; /* ERP from beacon/probe resp */ - u_int16_t ni_timoff; /* byte offset to TIM ie */ - - /* others */ -@@ -168,7 +169,7 @@ - struct ieee80211vap *ni_prev_vap; /* previously associated vap */ - u_int8_t ni_uapsd; /* U-APSD per-node flags matching WMM STA Qos Info field */ - u_int8_t ni_uapsd_maxsp; /* maxsp from flags above */ -- u_int16_t ni_uapsd_trigseq[WME_NUM_AC]; /* trigger suppression on retry */ -+ u_int16_t ni_uapsd_trigseq[WME_NUM_AC]; /* trigger suppression on retry */ - __le16 ni_pschangeseq; - }; - MALLOC_DECLARE(M_80211_NODE); -@@ -186,20 +187,6 @@ - #define WME_UAPSD_NODE_INVALIDSEQ 0xffff - #define WME_UAPSD_NODE_TRIGSEQINIT(_ni) (memset(&(_ni)->ni_uapsd_trigseq[0], 0xff, sizeof((_ni)->ni_uapsd_trigseq))) - --static __inline struct ieee80211_node * --ieee80211_ref_node(struct ieee80211_node *ni) --{ -- ieee80211_node_incref(ni); -- return ni; --} -- --static __inline void --ieee80211_unref_node(struct ieee80211_node **ni) --{ -- ieee80211_node_decref(*ni); -- *ni = NULL; /* guard against use */ --} -- - void ieee80211_node_attach(struct ieee80211com *); - void ieee80211_node_detach(struct ieee80211com *); - void ieee80211_node_vattach(struct ieee80211vap *); -@@ -242,43 +229,39 @@ - * is a second table for associated stations or neighbors. - */ - struct ieee80211_node_table { -+ const char *nt_name; /* for debugging */ - struct ieee80211com *nt_ic; /* back reference */ -- ieee80211_node_lock_t nt_nodelock; /* on node table */ -+ ieee80211_node_table_lock_t nt_nodelock; /* on node table */ - TAILQ_HEAD(, ieee80211_node) nt_node; /* information of all nodes */ - ATH_LIST_HEAD(, ieee80211_node) nt_hash[IEEE80211_NODE_HASHSIZE]; - ATH_LIST_HEAD(, ieee80211_wds_addr) nt_wds_hash[IEEE80211_NODE_HASHSIZE]; -- const char *nt_name; /* for debugging */ - ieee80211_scan_lock_t nt_scanlock; /* on nt_scangen */ - u_int nt_scangen; /* gen# for timeout scan */ - int nt_inact_init; /* initial node inact setting */ - struct timer_list nt_wds_aging_timer; /* timer to age out wds entries */ - }; - --struct ieee80211_node *ieee80211_alloc_node(struct ieee80211_node_table *, -- struct ieee80211vap *, const u_int8_t *); --struct ieee80211_node *ieee80211_tmp_node(struct ieee80211vap *, -- const u_int8_t *); --struct ieee80211_node *ieee80211_dup_bss(struct ieee80211vap *, -+struct ieee80211_node *ieee80211_alloc_node_table(struct ieee80211vap *, - const u_int8_t *); -+struct ieee80211_node *ieee80211_dup_bss(struct ieee80211vap *, -+ const u_int8_t *, unsigned char); - void ieee80211_node_reset(struct ieee80211_node *, struct ieee80211vap *); - #ifdef IEEE80211_DEBUG_REFCNT --void ieee80211_free_node_debug(struct ieee80211_node *, const char *, int); - struct ieee80211_node *ieee80211_find_node_debug(struct ieee80211_node_table *, - const u_int8_t *, const char *, int); - struct ieee80211_node *ieee80211_find_rxnode_debug(struct ieee80211com *, - const struct ieee80211_frame_min *, const char *, int); - struct ieee80211_node *ieee80211_find_txnode_debug(struct ieee80211vap *, - const u_int8_t *, const char *, int); --#define ieee80211_free_node(ni) \ -- ieee80211_free_node_debug(ni, __func__, __LINE__) --#define ieee80211_find_node(nt, mac) \ -- ieee80211_find_node_debug(nt, mac, __func__, __LINE__) --#define ieee80211_find_rxnode(nt, wh) \ -- ieee80211_find_rxnode_debug(nt, wh, __func__, __LINE__) --#define ieee80211_find_txnode(nt, mac) \ -- ieee80211_find_txnode_debug(nt, mac, __func__, __LINE__) -+#define ieee80211_unref_node(_ni) \ -+ ieee80211_unref_node_debug(_ni, __func__, __LINE__) -+#define ieee80211_find_node(_nt, _mac) \ -+ ieee80211_find_node_debug(_nt, _mac, __func__, __LINE__) -+#define ieee80211_find_rxnode(_nt, _wh) \ -+ ieee80211_find_rxnode_debug(_nt, _wh, __func__, __LINE__) -+#define ieee80211_find_txnode(_nt, _mac) \ -+ ieee80211_find_txnode_debug(_nt, _mac, __func__, __LINE__) - #else --void ieee80211_free_node(struct ieee80211_node *); - - struct ieee80211_node *ieee80211_find_node(struct ieee80211_node_table *, - const u_int8_t *); -@@ -287,6 +270,53 @@ - struct ieee80211_node *ieee80211_find_txnode(struct ieee80211vap *, - const u_int8_t *); - #endif -+ -+void _ieee80211_free_node(struct ieee80211_node *); -+ -+static __inline struct ieee80211_node * -+ieee80211_ref_node(struct ieee80211_node *ni) -+{ -+ ieee80211_node_incref(ni); -+ return ni; -+} -+ -+static __inline struct ieee80211_node * -+_ieee80211_pass_node(struct ieee80211_node **pni) { -+ struct ieee80211_node *tmp = *pni; -+ *pni = NULL; -+ return (tmp); -+} -+ -+#define PASS_NODE(_ni) \ -+ _ieee80211_pass_node(&_ni) -+ -+static __inline int -+_ieee80211_unref_node(struct ieee80211_node *ni) { -+ if (ieee80211_node_dectestref(ni)) { -+ _ieee80211_free_node(ni); -+ return 1; -+ } else { -+ return 0; -+ } -+} -+ -+static __inline void -+#ifdef IEEE80211_DEBUG_REFCNT -+ieee80211_unref_node_debug(struct ieee80211_node **pni, const char *func, int line) -+#else -+ieee80211_unref_node(struct ieee80211_node **pni) -+#endif -+{ -+ struct ieee80211_node *ni = *pni; -+#ifdef IEEE80211_DEBUG_REFCNT -+ IEEE80211_DPRINTF(ni->ni_vap, IEEE80211_MSG_NODE, -+ "%s (%s:%u) %p<%s> refcnt %d\n", __func__, func, line, ni, -+ ether_sprintf(ni->ni_macaddr), ieee80211_node_refcnt(ni) - 1); -+#endif -+ _ieee80211_unref_node(ni); -+ *pni = NULL; /* guard against use */ -+} -+ - int ieee80211_add_wds_addr(struct ieee80211_node_table *, struct ieee80211_node *, - const u_int8_t *, u_int8_t); - void ieee80211_remove_wds_addr(struct ieee80211_node_table *, const u_int8_t *); -diff -ur madwifi.old/net80211/ieee80211_output.c madwifi.dev/net80211/ieee80211_output.c ---- madwifi.old/net80211/ieee80211_output.c 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_output.c 2007-05-21 08:10:46.870753264 +0200 -@@ -254,7 +254,7 @@ - goto bad; - } - -- cb->ni = ni; -+ cb->ni = ieee80211_ref_node(ni); - - /* power-save checks */ - if (WME_UAPSD_AC_CAN_TRIGGER(skb->priority, ni)) { -@@ -293,13 +293,14 @@ - } - #endif - ieee80211_parent_queue_xmit(skb); -+ ieee80211_unref_node(&ni); - return 0; - - bad: - if (skb != NULL) - dev_kfree_skb(skb); - if (ni != NULL) -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - return 0; - } - -@@ -453,7 +454,7 @@ - if (skb == NULL) { - /* XXX debug msg */ - vap->iv_stats.is_tx_nobuf++; -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - return -ENOMEM; - } - cb = (struct ieee80211_cb *)skb->cb; -@@ -507,16 +508,14 @@ - u_int8_t *frm; - int tid; - -- ieee80211_ref_node(ni); - skb = ieee80211_getmgtframe(&frm, 2); - if (skb == NULL) { - /* XXX debug msg */ - vap->iv_stats.is_tx_nobuf++; -- ieee80211_free_node(ni); - return -ENOMEM; - } - cb = (struct ieee80211_cb *)skb->cb; -- cb->ni = ni; -+ cb->ni = ieee80211_ref_node(ni); - - skb->priority = ac; - qwh = (struct ieee80211_qosframe *)skb_push(skb, sizeof(struct ieee80211_qosframe)); -@@ -865,7 +864,7 @@ - nt = &ic->ic_sta; - ni_wds = ieee80211_find_wds_node(nt, eh.ether_shost); - if (ni_wds) -- ieee80211_free_node(ni_wds); /* Decr ref count */ -+ ieee80211_unref_node(&ni_wds); /* Decr ref count */ - else - ieee80211_add_wds_addr(nt, ni, eh.ether_shost, 0); - } -@@ -1719,7 +1718,6 @@ - __func__, __LINE__, - ni, ether_sprintf(ni->ni_macaddr), - ieee80211_node_refcnt(ni) + 1); -- ieee80211_ref_node(ni); - - /* - * prreq frame format -@@ -1735,7 +1733,6 @@ - vap->app_ie[IEEE80211_APPIE_FRAME_PROBE_REQ].length); - if (skb == NULL) { - vap->iv_stats.is_tx_nobuf++; -- ieee80211_free_node(ni); - return -ENOMEM; - } - -@@ -1758,7 +1755,7 @@ - skb_trim(skb, frm - skb->data); - - cb = (struct ieee80211_cb *)skb->cb; -- cb->ni = ni; -+ cb->ni = ieee80211_ref_node(ni); - - wh = (struct ieee80211_frame *) - skb_push(skb, sizeof(struct ieee80211_frame)); -@@ -2234,7 +2231,7 @@ - mod_timer(&vap->iv_mgtsend, jiffies + timer * HZ); - return 0; - bad: -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - return ret; - #undef senderr - } -diff -ur madwifi.old/net80211/ieee80211_power.c madwifi.dev/net80211/ieee80211_power.c ---- madwifi.old/net80211/ieee80211_power.c 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_power.c 2007-05-21 08:10:46.870753264 +0200 -@@ -109,13 +109,15 @@ - int - ieee80211_node_saveq_drain(struct ieee80211_node *ni) - { -+ struct ieee80211_cb *cb = NULL; - struct sk_buff *skb; - int qlen; - - IEEE80211_NODE_SAVEQ_LOCK(ni); - qlen = skb_queue_len(&ni->ni_savedq); - while ((skb = __skb_dequeue(&ni->ni_savedq)) != NULL) { -- ieee80211_free_node(ni); -+ cb = (struct ieee80211_cb *) skb->cb; -+ ieee80211_unref_node(&cb->ni); - dev_kfree_skb_any(skb); - } - IEEE80211_NODE_SAVEQ_UNLOCK(ni); -diff -ur madwifi.old/net80211/ieee80211_proto.c madwifi.dev/net80211/ieee80211_proto.c ---- madwifi.old/net80211/ieee80211_proto.c 2006-12-08 18:20:08.000000000 +0100 -+++ madwifi.dev/net80211/ieee80211_proto.c 2007-05-21 08:10:46.871753112 +0200 -@@ -1456,7 +1456,7 @@ - */ - if (vap->iv_opmode == IEEE80211_M_WDS) { - struct ieee80211_node *wds_ni; -- wds_ni = ieee80211_alloc_node(&ic->ic_sta, vap, vap->wds_mac); -+ wds_ni = ieee80211_alloc_node_table(vap, vap->wds_mac); - if (wds_ni != NULL) { - if (ieee80211_add_wds_addr(&ic->ic_sta, wds_ni, vap->wds_mac, 1) == 0) { - ieee80211_node_authorize(wds_ni); -diff -ur madwifi.old/net80211/ieee80211_var.h madwifi.dev/net80211/ieee80211_var.h ---- madwifi.old/net80211/ieee80211_var.h 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_var.h 2007-05-21 08:12:01.499407984 +0200 -@@ -44,6 +44,8 @@ - - #include <sys/queue.h> - -+struct ieee80211vap; -+ - #include <net80211/_ieee80211.h> - #include <net80211/ieee80211.h> - #include <net80211/ieee80211_crypto.h> -@@ -115,7 +117,6 @@ - * the underlying device and the net80211 layer is exposed here; - * e.g. device-specific callbacks. - */ --struct ieee80211vap; - - struct ieee80211com { - struct net_device *ic_dev; /* associated device */ -@@ -236,8 +237,7 @@ - /* new station association callback/notification */ - void (*ic_newassoc)(struct ieee80211_node *, int); - /* node state management */ -- struct ieee80211_node *(*ic_node_alloc)(struct ieee80211_node_table *, -- struct ieee80211vap *); -+ struct ieee80211_node *(*ic_node_alloc)(struct ieee80211vap *); - void (*ic_node_free)(struct ieee80211_node *); - void (*ic_node_cleanup)(struct ieee80211_node *); - u_int8_t (*ic_node_getrssi)(const struct ieee80211_node *); -diff -ur madwifi.old/net80211/ieee80211_wireless.c madwifi.dev/net80211/ieee80211_wireless.c ---- madwifi.old/net80211/ieee80211_wireless.c 2007-05-18 13:19:16.000000000 +0200 -+++ madwifi.dev/net80211/ieee80211_wireless.c 2007-05-21 08:10:46.874752656 +0200 -@@ -3186,7 +3186,7 @@ - error = -ENXIO; - ieee80211_key_update_end(vap); - if (ni != NULL) -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - #ifdef ATH_SUPERG_XR - /* set the same params on the xr vap device if exists */ - if (vap->iv_xrvap && !(vap->iv_flags & IEEE80211_F_XR)) -@@ -3246,7 +3246,7 @@ - memset(ik.ik_keydata, 0, sizeof(ik.ik_keydata)); - } - if (ni != NULL) -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - return (copy_to_user(iwr->u.data.pointer, &ik, sizeof(ik)) ? -EFAULT : 0); - } - -@@ -3271,7 +3271,7 @@ - return -ENOENT; /* No such entity is a more appropriate error */ - /* XXX error return */ - ieee80211_crypto_delkey(vap, &ni->ni_ucastkey, ni); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } else { - if (kix >= IEEE80211_WEP_NKID) - return -EINVAL; -@@ -3382,7 +3382,7 @@ - return -EINVAL; - if (dev == ni->ni_vap->iv_dev) - domlme(mlme, ni); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - } else - ieee80211_iterate_dev_nodes(dev, &ic->ic_sta, domlme, mlme); - break; -@@ -3401,7 +3401,7 @@ - ieee80211_node_authorize(ni); - else - ieee80211_node_unauthorize(ni); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - break; - case IEEE80211_MLME_CLEAR_STATS: - if (vap->iv_opmode != IEEE80211_M_HOSTAP) -@@ -3412,7 +3412,7 @@ - - /* clear statistics */ - memset(&ni->ni_stats, 0, sizeof(struct ieee80211_nodestats)); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - break; - default: - return -EINVAL; -@@ -3785,7 +3785,7 @@ - ielen = sizeof(wpaie.rsn_ie); - memcpy(wpaie.rsn_ie, ni->ni_rsn_ie, ielen); - } -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - return (copy_to_user(iwr->u.data.pointer, &wpaie, sizeof(wpaie)) ? - -EFAULT : 0); - } -@@ -3813,7 +3813,7 @@ - /* NB: copy out only the statistics */ - error = copy_to_user(iwr->u.data.pointer + off, &ni->ni_stats, - iwr->u.data.length - off); -- ieee80211_free_node(ni); -+ ieee80211_unref_node(&ni); - return (error ? -EFAULT : 0); - } - |