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WMM AC: Notify driver before sending DelTS

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Switch the stop and sending DelTS to avoid sending data packets
for the session after the DelTS, which is otherwise possible.

This also helps the mac80211 implementation as it requires stopping the
traffic flow before sending the DelTS as it may modify the AC parameters
for the affected queue, and that may in turn affect management frames.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2014-10-22 08:04:03 -04:00 committed by Jouni Malinen
parent 8506ea6f17
commit 83b9d426e0
1 changed files with 4 additions and 3 deletions
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7
wpa_supplicant/wmm_ac.c
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@ -556,7 +556,7 @@ void wmm_ac_notify_disassoc(struct wpa_supplicant *wpa_s)
int wpas_wmm_ac_delts(struct wpa_supplicant *wpa_s, u8 tsid)
{
struct wmm_tspec_element *tspec;
struct wmm_tspec_element tspec;
int ac;
enum ts_dir_idx dir;
@ -572,11 +572,12 @@ int wpas_wmm_ac_delts(struct wpa_supplicant *wpa_s, u8 tsid)
return -1;
}
tspec = wpa_s->tspecs[ac][dir];
wmm_ac_send_delts(wpa_s, tspec, wpa_s->bssid);
tspec = *wpa_s->tspecs[ac][dir];
wmm_ac_del_ts_idx(wpa_s, ac, dir);
wmm_ac_send_delts(wpa_s, &tspec, wpa_s->bssid);
return 0;
}