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Instead of always returning 0 to a scan request, indicate if there is

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one running already.

MFC after:	1 month
This commit is contained in:
Bernhard Schmidt 2011-01-30 14:05:21 +00:00
parent 27612ff8c9
commit 7ca7a42ce6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=218092
1 changed files with 5 additions and 4 deletions
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9
sys/net80211/ieee80211_ioctl.c
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@ -2384,7 +2384,7 @@ ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
IEEE80211_IOC_SCAN_NOJOIN | IEEE80211_IOC_SCAN_FLUSH | \
IEEE80211_IOC_SCAN_CHECK)
struct ieee80211com *ic = vap->iv_ic;
int i;
int error, i;
/* convert duration */
if (sr->sr_duration == IEEE80211_IOC_SCAN_FOREVER)
@ -2458,20 +2458,21 @@ ieee80211_scanreq(struct ieee80211vap *vap, struct ieee80211_scan_req *sr)
} else {
vap->iv_flags_ext &= ~IEEE80211_FEXT_SCANREQ;
IEEE80211_UNLOCK(ic);
/* XXX neeed error return codes */
if (sr->sr_flags & IEEE80211_IOC_SCAN_CHECK) {
(void) ieee80211_check_scan(vap, sr->sr_flags,
error = ieee80211_check_scan(vap, sr->sr_flags,
sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
sr->sr_nssid,
/* NB: cheat, we assume structures are compatible */
(const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
} else {
(void) ieee80211_start_scan(vap, sr->sr_flags,
error = ieee80211_start_scan(vap, sr->sr_flags,
sr->sr_duration, sr->sr_mindwell, sr->sr_maxdwell,
sr->sr_nssid,
/* NB: cheat, we assume structures are compatible */
(const struct ieee80211_scan_ssid *) &sr->sr_ssid[0]);
}
if (error == 0)
return EINPROGRESS;
}
return 0;
#undef IEEE80211_IOC_SCAN_FLAGS