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when operating as a slave, clear neighbor entries and the peer bss node

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on beacon miss

while here, remove a stray pointless write of iv_bmiss_count
This commit is contained in:
Sam Leffler 2009-02-10 23:52:28 +00:00
parent f09cf33f40
commit 60d5654464
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=188467
1 changed files with 16 additions and 2 deletions
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18
sys/net80211/ieee80211_tdma.c
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@ -173,6 +173,15 @@ tdma_vdetach(struct ieee80211vap *vap)
setackpolicy(vap->iv_ic, 0); /* enable ACK's */
}
static void
sta_leave(void *arg, struct ieee80211_node *ni)
{
struct ieee80211vap *vap = arg;
if (ni->ni_vap == vap && ni != vap->iv_bss)
ieee80211_node_leave(ni);
}
/*
* TDMA state machine handler.
*/
@ -180,10 +189,11 @@ static int
tdma_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
{
struct ieee80211_tdma_state *ts = vap->iv_tdma;
struct ieee80211com *ic = vap->iv_ic;
enum ieee80211_state ostate;
int status;
IEEE80211_LOCK_ASSERT(vap->iv_ic);
IEEE80211_LOCK_ASSERT(ic);
ostate = vap->iv_state;
IEEE80211_DPRINTF(vap, IEEE80211_MSG_STATE, "%s: %s -> %s (%d)\n",
@ -201,6 +211,11 @@ tdma_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
*/
vap->iv_state = nstate; /* state transition */
ieee80211_cancel_scan(vap); /* background scan */
if (ostate == IEEE80211_S_RUN) {
/* purge station table; entries are stale */
ieee80211_iterate_nodes(&ic->ic_sta, sta_leave, vap);
ieee80211_free_node(vap->iv_bss); /* XXX */
}
if (vap->iv_flags_ext & IEEE80211_FEXT_SCANREQ) {
ieee80211_check_scan(vap,
vap->iv_scanreq_flags,
@ -326,7 +341,6 @@ tdma_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m0,
* Count beacon frame for s/w bmiss handling.
*/
vap->iv_swbmiss_count++;
vap->iv_bmiss_count = 0;
/*
* Process tdma ie. The contents are used to sync
* the slot timing, reconfigure the bss, etc.