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Code Activity

fix a rare wds related noderef issue

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13095 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2008-11-02 13:03:03 +00:00
parent 401bc38762
commit e9ba1f0c59
18 changed files with 191 additions and 190 deletions
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83
package/madwifi/patches/370-wdsvap.patch
View File

@@ -1,6 +1,6 @@
--- a/ath/if_ath.c
+++ b/ath/if_ath.c
@@ -124,7 +124,7 @@
@@ -124,7 +124,7 @@ enum {
};
static struct ieee80211vap *ath_vap_create(struct ieee80211com *,
@@ -9,7 +9,7 @@
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 @@
@@ -1123,8 +1123,6 @@ ath_attach(u_int16_t devid, struct net_d
autocreatemode = IEEE80211_M_IBSS;
else if (!strcmp(autocreate, "ahdemo"))
autocreatemode = IEEE80211_M_AHDEMO;
@@ -18,7 +18,7 @@
else if (!strcmp(autocreate, "monitor"))
autocreatemode = IEEE80211_M_MONITOR;
else {
@@ -1137,7 +1135,7 @@
@@ -1137,7 +1135,7 @@ ath_attach(u_int16_t devid, struct net_d
if (autocreatemode != -1) {
rtnl_lock();
vap = ieee80211_create_vap(ic, "ath%d", dev,
@@ -27,7 +27,7 @@
rtnl_unlock();
if (vap == NULL)
EPRINTF(sc, "Autocreation of %s VAP failed.", autocreate);
@@ -1230,14 +1228,14 @@
@@ -1230,14 +1228,14 @@ ath_detach(struct net_device *dev)
static struct ieee80211vap *
ath_vap_create(struct ieee80211com *ic, const char *name,
@@ -44,7 +44,7 @@
if (ic->ic_dev->flags & IFF_RUNNING) {
/* needs to disable hardware too */
@@ -1271,8 +1269,12 @@
@@ -1271,8 +1269,12 @@ ath_vap_create(struct ieee80211com *ic,
} else
ic_opmode = opmode;
break;
@@ -58,7 +58,7 @@
/* 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 @@
@@ -1304,7 +1306,7 @@ ath_vap_create(struct ieee80211com *ic,
}
avp = dev->priv;
@@ -67,7 +67,7 @@
/* override with driver methods */
vap = &avp->av_vap;
avp->av_newstate = vap->iv_newstate;
@@ -4209,8 +4211,7 @@
@@ -4209,8 +4211,7 @@ ath_calcrxfilter(struct ath_softc *sc)
if (ic->ic_opmode == IEEE80211_M_STA ||
sc->sc_opmode == HAL_M_IBSS || /* NB: AHDEMO too */
(sc->sc_nostabeacons) || sc->sc_scanning ||
@@ -77,7 +77,7 @@
rfilt |= HAL_RX_FILTER_BEACON;
if (sc->sc_nmonvaps > 0)
rfilt |= (HAL_RX_FILTER_CONTROL | HAL_RX_FILTER_BEACON |
@@ -9030,8 +9031,6 @@
@@ -9030,8 +9031,6 @@ ath_calibrate(unsigned long arg)
* set sc->beacons if we might need to restart
* them after ath_reset. */
if (!sc->sc_beacons &&
@@ -88,7 +88,7 @@
sc->sc_beacons = 1;
--- a/net80211/ieee80211.c
+++ b/net80211/ieee80211.c
@@ -396,7 +396,7 @@
@@ -396,7 +396,7 @@ EXPORT_SYMBOL(ieee80211_ifdetach);
int
ieee80211_vap_setup(struct ieee80211com *ic, struct net_device *dev,
@@ -97,7 +97,7 @@
{
#define IEEE80211_C_OPMODE \
(IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | IEEE80211_C_AHDEMO | \
@@ -510,9 +510,18 @@
@@ -510,9 +510,18 @@ ieee80211_vap_setup(struct ieee80211com
vap->iv_monitor_crc_errors = 0;
vap->iv_monitor_phy_errors = 0;
@@ -118,7 +118,7 @@
/* NB: Defer setting dev_addr so driver can override */
ieee80211_crypto_vattach(vap);
@@ -547,7 +556,8 @@
@@ -547,7 +556,8 @@ ieee80211_vap_attach(struct ieee80211vap
ifmedia_set(&vap->iv_media, imr.ifm_active);
IEEE80211_LOCK_IRQ(ic);
@@ -128,7 +128,7 @@
IEEE80211_UNLOCK_IRQ(ic);
IEEE80211_ADDR_COPY(dev->dev_addr, vap->iv_myaddr);
@@ -579,10 +589,24 @@
@@ -579,10 +589,24 @@ ieee80211_vap_detach(struct ieee80211vap
{
struct ieee80211com *ic = vap->iv_ic;
struct net_device *dev = vap->iv_dev;
@@ -156,7 +156,7 @@
IEEE80211_UNLOCK_IRQ(ic);
--- a/net80211/ieee80211_ioctl.h
+++ b/net80211/ieee80211_ioctl.h
@@ -474,7 +474,7 @@
@@ -474,7 +474,7 @@ struct ieee80211req {
#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 */
@@ -165,7 +165,7 @@
#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 @@
@@ -552,8 +552,8 @@ struct ieee80211req_scan_result {
#define IEEE80211_IOCTL_HALMAP (SIOCIWFIRSTPRIV+21)
#define IEEE80211_IOCTL_ADDMAC (SIOCIWFIRSTPRIV+22)
#define IEEE80211_IOCTL_DELMAC (SIOCIWFIRSTPRIV+24)
@@ -178,7 +178,7 @@
--- a/net80211/ieee80211_linux.h
+++ b/net80211/ieee80211_linux.h
@@ -650,5 +650,5 @@
@@ -650,5 +650,5 @@ struct ifreq;
int ieee80211_ioctl_create_vap(struct ieee80211com *, struct ifreq *,
struct net_device *);
struct ieee80211vap *ieee80211_create_vap(struct ieee80211com *, char *,
@@ -187,7 +187,7 @@
#endif /* _NET80211_IEEE80211_LINUX_H_ */
--- a/net80211/ieee80211_var.h
+++ b/net80211/ieee80211_var.h
@@ -187,6 +187,12 @@
@@ -187,6 +187,12 @@ struct ieee80211vap {
struct ieee80211_proc_entry *iv_proc_entries;
struct vlan_group *iv_vlgrp; /* vlan group state */
@@ -200,7 +200,7 @@
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 @@
@@ -447,7 +453,7 @@ struct ieee80211com {
atomic_t ic_node_counter;
/* Virtual AP create/delete */
struct ieee80211vap *(*ic_vap_create)(struct ieee80211com *,
@@ -209,7 +209,7 @@
void (*ic_vap_delete)(struct ieee80211vap *);
/* Send/recv 802.11 management frame */
@@ -703,7 +709,7 @@
@@ -703,7 +709,7 @@ MALLOC_DECLARE(M_80211_VAP);
int ieee80211_ifattach(struct ieee80211com *);
void ieee80211_ifdetach(struct ieee80211com *);
int ieee80211_vap_setup(struct ieee80211com *, struct net_device *,
@@ -220,7 +220,7 @@
void ieee80211_mark_dfs(struct ieee80211com *, struct ieee80211_channel *);
--- a/net80211/ieee80211_wireless.c
+++ b/net80211/ieee80211_wireless.c
@@ -2190,7 +2190,7 @@
@@ -2190,7 +2190,7 @@ ieee80211_setupxr(struct ieee80211vap *v
ieee80211_scan_flush(ic); /* NB: could optimize */
if (!(xrvap = ic->ic_vap_create(ic, name, IEEE80211_M_HOSTAP,
@@ -229,7 +229,7 @@
return;
/* We use iv_xrvap to link to the parent VAP as well */
@@ -3801,74 +3801,51 @@
@@ -3801,74 +3801,51 @@ ieee80211_ioctl_setmlme(struct net_devic
return 0;
}
@@ -329,7 +329,7 @@
}
/*
@@ -5391,8 +5368,8 @@
@@ -5391,8 +5368,8 @@ static const struct iw_priv_args ieee802
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" },
@@ -340,7 +340,7 @@
{ IEEE80211_IOCTL_SETCHANLIST,
IW_PRIV_TYPE_CHANLIST | IW_PRIV_SIZE_FIXED, 0,"setchanlist" },
{ IEEE80211_IOCTL_GETCHANLIST,
@@ -5884,8 +5861,8 @@
@@ -5884,8 +5861,8 @@ static const iw_handler ieee80211_priv_h
#endif
set_priv(IEEE80211_IOCTL_ADDMAC, ieee80211_ioctl_addmac),
set_priv(IEEE80211_IOCTL_DELMAC, ieee80211_ioctl_delmac),
@@ -351,7 +351,7 @@
set_priv(IEEE80211_IOCTL_KICKMAC, ieee80211_ioctl_kickmac),
set_priv(IEEE80211_IOCTL_SETSCANLIST, ieee80211_ioctl_setscanlist),
#ifdef ATH_REVERSE_ENGINEERING
@@ -5956,7 +5933,7 @@
@@ -5956,7 +5933,7 @@ ieee80211_ioctl_create_vap(struct ieee80
strncpy(name, cp.icp_name, sizeof(name));
@@ -360,7 +360,7 @@
if (vap == NULL)
return -EIO;
@@ -5973,9 +5950,9 @@
@@ -5973,9 +5950,9 @@ EXPORT_SYMBOL(ieee80211_ioctl_create_vap
*/
struct ieee80211vap*
ieee80211_create_vap(struct ieee80211com *ic, char *name,
@@ -374,7 +374,7 @@
--- a/net80211/ieee80211_input.c
+++ b/net80211/ieee80211_input.c
@@ -201,6 +201,7 @@
@@ -201,6 +201,7 @@ ieee80211_input(struct ieee80211vap * va
struct ieee80211_node * ni = ni_or_null;
struct ieee80211com *ic = vap->iv_ic;
struct net_device *dev = vap->iv_dev;
@@ -382,7 +382,7 @@
struct ieee80211_frame *wh;
struct ieee80211_key *key;
struct ether_header *eh;
@@ -545,11 +546,29 @@
@@ -545,11 +546,30 @@ ieee80211_input(struct ieee80211vap * va
* the node table for the packet source address (addr4).
* If not, add one.
*/
@@ -402,7 +402,8 @@
+ }
+ }
+ if (ni_wds != NULL) {
+ ieee80211_unref_node(&ni);
+ if (ni_or_null == NULL)
+ ieee80211_unref_node(&ni);
+ ni = ieee80211_ref_node(ni_wds);
+ }
+ }
@@ -415,7 +416,7 @@
if (!(vap->iv_flags_ext & IEEE80211_FEXT_WDS)) {
IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,
@@ -557,7 +576,6 @@
@@ -557,7 +577,6 @@ ieee80211_input(struct ieee80211vap * va
goto err;
}
wh4 = (struct ieee80211_frame_addr4 *)skb->data;
@@ -423,7 +424,7 @@
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 @@
@@ -3084,8 +3103,7 @@ ieee80211_recv_mgmt(struct ieee80211vap
(vap->iv_opmode == IEEE80211_M_STA && ni->ni_associd) ||
(vap->iv_opmode == IEEE80211_M_IBSS) ||
((subtype == IEEE80211_FC0_SUBTYPE_BEACON) &&
@@ -433,7 +434,7 @@
vap->iv_stats.is_rx_mgtdiscard++;
return;
}
@@ -3471,13 +3488,53 @@
@@ -3471,13 +3489,53 @@ ieee80211_recv_mgmt(struct ieee80211vap
*/
if (ic->ic_flags & IEEE80211_F_SCAN) {
ieee80211_add_scan(vap, &scan, wh, subtype, rssi, rtsf);
@@ -492,7 +493,7 @@
} else {
/*
* Copy data from beacon to neighbor table.
@@ -3490,6 +3547,7 @@
@@ -3490,6 +3548,7 @@ ieee80211_recv_mgmt(struct ieee80211vap
IEEE80211_ADDR_COPY(ni->ni_bssid, wh->i_addr3);
memcpy(ni->ni_tstamp.data, scan.tstamp,
sizeof(ni->ni_tstamp));
@@ -502,7 +503,7 @@
ni->ni_capinfo = scan.capinfo;
--- a/net80211/ieee80211_node.c
+++ b/net80211/ieee80211_node.c
@@ -1553,22 +1553,24 @@
@@ -1553,22 +1553,24 @@ ieee80211_find_rxnode(struct ieee80211co
((wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == IEEE80211_FC0_SUBTYPE_PS_POLL)
struct ieee80211_node_table *nt;
struct ieee80211_node *ni;
@@ -536,7 +537,7 @@
#endif
IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt);
@@ -1669,6 +1671,11 @@
@@ -1669,6 +1671,11 @@ ieee80211_free_node(struct ieee80211_nod
{
struct ieee80211vap *vap = ni->ni_vap;
@@ -548,7 +549,7 @@
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 @@
@@ -1781,22 +1788,6 @@ restart:
jiffies > ni->ni_rxfragstamp + HZ) {
ieee80211_dev_kfree_skb(&ni->ni_rxfrag);
}
@@ -573,7 +574,7 @@
struct ieee80211vap *vap = ni->ni_vap;
--- a/net80211/ieee80211_output.c
+++ b/net80211/ieee80211_output.c
@@ -246,10 +246,16 @@
@@ -246,10 +246,16 @@ ieee80211_hardstart(struct sk_buff *skb,
* things like power save.
*/
eh = (struct ether_header *)skb->data;
@@ -593,7 +594,7 @@
if (ni == NULL) {
/* NB: ieee80211_find_txnode does stat+msg */
goto bad;
@@ -788,7 +794,7 @@
@@ -788,7 +794,7 @@ ieee80211_encap(struct ieee80211_node *n
break;
case IEEE80211_M_WDS:
use4addr = 1;
@@ -602,7 +603,7 @@
break;
case IEEE80211_M_HOSTAP:
if (!IEEE80211_IS_MULTICAST(eh.ether_dhost) &&
@@ -973,7 +979,7 @@
@@ -973,7 +979,7 @@ ieee80211_encap(struct ieee80211_node *n
break;
case IEEE80211_M_WDS:
wh->i_fc[1] = IEEE80211_FC1_DIR_DSTODS;
@@ -613,7 +614,7 @@
IEEE80211_ADDR_COPY(WH4(wh)->i_addr4, eh.ether_shost);
--- a/tools/athkey.c
+++ b/tools/athkey.c
@@ -118,7 +118,7 @@
@@ -118,7 +118,7 @@ set80211priv(const char *dev, int op, vo
IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
@@ -624,7 +625,7 @@
};
--- a/tools/athchans.c
+++ b/tools/athchans.c
@@ -118,7 +118,7 @@
@@ -118,7 +118,7 @@ set80211priv(const char *dev, int op, vo
IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
@@ -635,7 +636,7 @@
};
--- a/tools/wlanconfig.c
+++ b/tools/wlanconfig.c
@@ -968,7 +968,7 @@
@@ -968,7 +968,7 @@ do80211priv(struct iwreq *iwr, const cha
IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
@@ -646,7 +647,7 @@
};
--- a/net80211/ieee80211_proto.c
+++ b/net80211/ieee80211_proto.c
@@ -1557,57 +1557,12 @@
@@ -1557,57 +1557,12 @@ __ieee80211_newstate(struct ieee80211vap
switch (ostate) {
case IEEE80211_S_INIT:
if (vap->iv_opmode == IEEE80211_M_MONITOR ||