iwlwifi: no need to test iw_mode in power saving

mac80211 will only enable powersaving for station mode.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>

drivers/net/wireless/iwlwifi/iwl-power.c

@@ -308,8 +308,7 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force)
 {
 	int ret = 0;
 	struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
-	bool enabled = (priv->iw_mode == NL80211_IFTYPE_STATION) &&
-			(priv->hw->conf.flags & IEEE80211_CONF_PS);
+	bool enabled = priv->hw->conf.flags & IEEE80211_CONF_PS;
 	bool update_chains;
 	struct iwl_powertable_cmd cmd;
 	int dtimper;