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Diffstat (limited to 'net/mac80211/ht.c')
-rw-r--r--net/mac80211/ht.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 9a8be8f69224..70dd013de836 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -466,7 +466,9 @@ void ieee80211_request_smps_ap_work(struct work_struct *work)
u.ap.request_smps_work);
sdata_lock(sdata);
- __ieee80211_request_smps_ap(sdata, sdata->u.ap.driver_smps_mode);
+ if (sdata_dereference(sdata->u.ap.beacon, sdata))
+ __ieee80211_request_smps_ap(sdata,
+ sdata->u.ap.driver_smps_mode);
sdata_unlock(sdata);
}
@@ -479,10 +481,9 @@ void ieee80211_request_smps(struct ieee80211_vif *vif,
vif->type != NL80211_IFTYPE_AP))
return;
- if (WARN_ON(smps_mode == IEEE80211_SMPS_OFF))
- smps_mode = IEEE80211_SMPS_AUTOMATIC;
-
if (vif->type == NL80211_IFTYPE_STATION) {
+ if (WARN_ON(smps_mode == IEEE80211_SMPS_OFF))
+ smps_mode = IEEE80211_SMPS_AUTOMATIC;
if (sdata->u.mgd.driver_smps_mode == smps_mode)
return;
sdata->u.mgd.driver_smps_mode = smps_mode;