From: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx> Bail out if no update is made to the SMPS state. This allows the driver to avoid duplicating the state. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx> Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx> --- net/mac80211/ht.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index 61ac7c4..9e7560b 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -406,6 +406,9 @@ void ieee80211_request_smps(struct ieee80211_vif *vif, 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; ieee80211_queue_work(&sdata->local->hw, -- 1.8.0 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html