wifi: rtw89: remove superfluous H2C of join_info

We find that when starting WoWLAN, the second join_info H2C is
unnecessary and leads WoWLAN not enter power save mode if using new
firmware, so remove it.
Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230320093112.30466-2-pkshih@realtek.com

drivers/net/wireless/realtek/rtw89/wow.c

@@ -420,14 +420,11 @@ static int rtw89_wow_cfg_wake(struct rtw89_dev *rtwdev, bool wow)
 	struct rtw89_vif *rtwvif = (struct rtw89_vif *)wow_vif->drv_priv;
 	struct ieee80211_sta *wow_sta;
 	struct rtw89_sta *rtwsta = NULL;
-	bool is_conn = true;
 	int ret;
 
 	wow_sta = ieee80211_find_sta(wow_vif, rtwvif->bssid);
 	if (wow_sta)
 		rtwsta = (struct rtw89_sta *)wow_sta->drv_priv;
-	else
-		is_conn = false;
 
 	if (wow) {
 		if (rtw_wow->pattern_cnt)
@@ -454,12 +451,6 @@ static int rtw89_wow_cfg_wake(struct rtw89_dev *rtwdev, bool wow)
 		}
 	}
 
-	ret = rtw89_fw_h2c_join_info(rtwdev, rtwvif, rtwsta, !is_conn);
-	if (ret) {
-		rtw89_warn(rtwdev, "failed to send h2c join info\n");
-		return ret;
-	}
-
 	ret = rtw89_fw_h2c_cam(rtwdev, rtwvif, rtwsta, NULL);
 	if (ret) {
 		rtw89_warn(rtwdev, "failed to send h2c cam\n");