qcacld-3.0: Enable support for multiple NAN Data Interfaces

Enable support for multiple nan data interfaces. The usespace
may need to create multiple NDIs depending on whether it
requires IP isolation or not.

Change-Id: I4391f2efdc6bdede52a73915531d39dd7798c39d
CRs-Fixed: 2028187

core/hdd/src/wlan_hdd_nan_datapath.c

@@ -2105,13 +2105,6 @@ struct wlan_objmgr_vdev *hdd_ndi_open(char *iface_name)
 	hdd_context_t *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
 
 	ENTER();
-	/* Check for an existing interface of NDI type */
-	adapter = hdd_get_adapter(hdd_ctx, QDF_NDI_MODE);
-	if (adapter) {
-		hdd_err("Cannot support more than one NDI");
-		return NULL;
-	}
-
 	adapter = hdd_open_adapter(hdd_ctx, QDF_NDI_MODE, iface_name,
 			wlan_hdd_get_intf_addr(hdd_ctx), NET_NAME_UNKNOWN,
 			true);
@@ -2162,7 +2155,7 @@ int hdd_ndi_delete(uint8_t vdev_id, char *iface_name, uint16_t transaction_id)
 	hdd_station_ctx_t *sta_ctx;
 	hdd_context_t *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
 
-	/* Check if there is already an existing inteface with the same name */
+	/* check if adapter by vdev_id is valid NDI */
 	adapter = hdd_get_adapter_by_vdev(hdd_ctx, vdev_id);
 	if (!adapter || !WLAN_HDD_IS_NDI(adapter)) {
 		hdd_err("NAN data interface %s is not available", iface_name);