fix: only fetch driver address if not set
diff --git a/erpnext/stock/doctype/delivery_trip/delivery_trip.json b/erpnext/stock/doctype/delivery_trip/delivery_trip.json
index 1bacf46..879901f 100644
--- a/erpnext/stock/doctype/delivery_trip/delivery_trip.json
+++ b/erpnext/stock/doctype/delivery_trip/delivery_trip.json
@@ -165,6 +165,7 @@
   },
   {
    "fetch_from": "driver.address",
+   "fetch_if_empty": 1,
    "fieldname": "driver_address",
    "fieldtype": "Link",
    "label": "Driver Address",
@@ -179,7 +180,7 @@
  ],
  "is_submittable": 1,
  "links": [],
- "modified": "2019-12-06 17:06:59.681952",
+ "modified": "2020-01-26 22:37:14.824021",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Delivery Trip",