qcacld-3.0: Support WLAN TX/RX Stats in STA mode only

WLAN TX/RX connectivity stats are supported only
for STA mode. Host driver does not honour set/get
connectivity stat command for mode other than STA mode.

Change-Id: I0a96562478ede38321a1e323fb798b7e414b5f59
CRs-Fixed: 2195563

core/hdd/src/wlan_hdd_cfg80211.c

@@ -12876,6 +12876,12 @@ static int __wlan_hdd_cfg80211_set_nud_stats(struct wiphy *wiphy,
 		return -EINVAL;
 	}
 
+	if (adapter->device_mode != QDF_STA_MODE) {
+		QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR,
+			  "%s STATS supported in only STA mode !!", __func__);
+		return -EINVAL;
+	}
+
 	if (tb[STATS_SET_START]) {
 		/* tracking is enabled for stats other than arp. */
 		if (tb[STATS_SET_DATA_PKT_INFO]) {
@@ -13375,6 +13381,12 @@ static int __wlan_hdd_cfg80211_get_nud_stats(struct wiphy *wiphy,
 	if (err)
 		return err;
 
+	if (adapter->device_mode != QDF_STA_MODE) {
+		QDF_TRACE(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_ERROR,
+			  "%s STATS supported in only STA mode !!", __func__);
+		return -EINVAL;
+	}
+
 	arp_stats_params.pkt_type = WLAN_NUD_STATS_ARP_PKT_TYPE;
 	arp_stats_params.vdev_id = adapter->session_id;