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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: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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@ -406,6 +406,9 @@ void ieee80211_request_smps(struct ieee80211_vif *vif,
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if (WARN_ON(smps_mode == IEEE80211_SMPS_OFF))
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smps_mode = IEEE80211_SMPS_AUTOMATIC;
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if (sdata->u.mgd.driver_smps_mode == smps_mode)
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return;
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sdata->u.mgd.driver_smps_mode = smps_mode;
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ieee80211_queue_work(&sdata->local->hw,
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