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Commit 66d57570 authored by Emmanuel Grumbach's avatar Emmanuel Grumbach Committed by Johannes Berg
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mac80211: allow driver to be stateless wrt. SMSP requests 



Bail out if no update is made to the SMPS state. This
allows the driver to avoid duplicating the state.

Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent b6a7bceb

net/mac80211/ht.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -406,6 +406,9 @@ void ieee80211_request_smps(struct ieee80211_vif *vif, 
	if (WARN_ON(smps_mode == IEEE80211_SMPS_OFF))

	if (WARN_ON(smps_mode == IEEE80211_SMPS_OFF))

		smps_mode = IEEE80211_SMPS_AUTOMATIC;

		smps_mode = IEEE80211_SMPS_AUTOMATIC;





	if (sdata->u.mgd.driver_smps_mode == smps_mode)

		return;



	sdata->u.mgd.driver_smps_mode = smps_mode;

	sdata->u.mgd.driver_smps_mode = smps_mode;





	ieee80211_queue_work(&sdata->local->hw,

	ieee80211_queue_work(&sdata->local->hw,