ath10k: fix sta_rc_update for non-ap iftype

The arsta structure wasn't initialized for
non-ap interfaces. This should fix related
warnings/crashes.
Reported-By: Ben Greear <greearb@candelatech.com>
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath10k/mac.c

@@ -3179,6 +3179,13 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 	int max_num_peers;
 	int ret = 0;
 
+	if (old_state == IEEE80211_STA_NOTEXIST &&
+	    new_state == IEEE80211_STA_NONE) {
+		memset(arsta, 0, sizeof(*arsta));
+		arsta->arvif = arvif;
+		INIT_WORK(&arsta->update_wk, ath10k_sta_rc_update_wk);
+	}
+
 	/* cancel must be done outside the mutex to avoid deadlock */
 	if ((old_state == IEEE80211_STA_NONE &&
 	     new_state == IEEE80211_STA_NOTEXIST))
@@ -3208,10 +3215,6 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 			   "mac vdev %d peer create %pM (new sta) num_peers %d\n",
 			   arvif->vdev_id, sta->addr, ar->num_peers);
 
-		memset(arsta, 0, sizeof(*arsta));
-		arsta->arvif = arvif;
-		INIT_WORK(&arsta->update_wk, ath10k_sta_rc_update_wk);
-
 		ret = ath10k_peer_create(ar, arvif->vdev_id, sta->addr);
 		if (ret)
 			ath10k_warn("Failed to add peer %pM for vdev %d when adding a new sta: %i\n",