1 files changed, 5 insertions, 1 deletions

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 498cdd435d73..cb06d8e56496 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1390,7 +1390,11 @@ static int ieee80211_skb_resize(struct ieee80211_local *local,
 static bool need_dynamic_ps(struct ieee80211_local *local)
 {
         /* driver doesn't support power save */
-        if (!(local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK))
+        if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
+                return false;
+
+        /* hardware does dynamic power save */
+        if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
                 return false;
 
         /* dynamic power save disabled */