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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 65eafda5738a..34e0650e9ef8 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -436,10 +436,12 @@ static void ieee80211_enable_ps(struct ieee80211_local *local,
436 if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) 436 if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK)
437 ieee80211_send_nullfunc(local, sdata, 1); 437 ieee80211_send_nullfunc(local, sdata, 1);
438 438
439 if (!(local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)) { 439 if ((local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) &&
440 conf->flags |= IEEE80211_CONF_PS; 440 (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS))
441 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); 441 return;
442 } 442
443 conf->flags |= IEEE80211_CONF_PS;
444 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
443 } 445 }
444} 446}
445 447
@@ -558,7 +560,8 @@ void ieee80211_dynamic_ps_enable_work(struct work_struct *work)
558 (!(ifmgd->flags & IEEE80211_STA_NULLFUNC_ACKED))) 560 (!(ifmgd->flags & IEEE80211_STA_NULLFUNC_ACKED)))
559 ieee80211_send_nullfunc(local, sdata, 1); 561 ieee80211_send_nullfunc(local, sdata, 1);
560 562
561 if (!(local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS) || 563 if (!((local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS) &&
564 (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK)) ||
562 (ifmgd->flags & IEEE80211_STA_NULLFUNC_ACKED)) { 565 (ifmgd->flags & IEEE80211_STA_NULLFUNC_ACKED)) {
563 ifmgd->flags &= ~IEEE80211_STA_NULLFUNC_ACKED; 566 ifmgd->flags &= ~IEEE80211_STA_NULLFUNC_ACKED;
564 local->hw.conf.flags |= IEEE80211_CONF_PS; 567 local->hw.conf.flags |= IEEE80211_CONF_PS;