diff --git a/erpnext/stock/doctype/item_price/test_item_price.py b/erpnext/stock/doctype/item_price/test_item_price.py
index 455dff4..3782f54 100644
--- a/erpnext/stock/doctype/item_price/test_item_price.py
+++ b/erpnext/stock/doctype/item_price/test_item_price.py
@@ -11,7 +11,7 @@
 
 class TestItemPrice(unittest.TestCase):
 	def setUp(self):
-		frappe.db.sql("delete from `tabItem Price`")		
+		frappe.db.sql("delete from `tabItem Price`")
 		make_test_records_for_doctype("Item Price", force=True)
 
 	def test_duplicate_item(self):
diff --git a/erpnext/stock/get_item_details.py b/erpnext/stock/get_item_details.py
index 8d1d779..7f0e670 100644
--- a/erpnext/stock/get_item_details.py
+++ b/erpnext/stock/get_item_details.py
@@ -490,7 +490,7 @@
 	price_list_rate = get_item_price(item_price_args, item_code)
 	if price_list_rate:
 		desired_qty = args.get("qty")
-		if check_packing_list(price_list_rate[0][0], desired_qty, item_code):
+		if desired_qty and check_packing_list(price_list_rate[0][0], desired_qty, item_code):
 			item_price_data = price_list_rate
 	else:
 		for field in ["customer", "supplier", "min_qty"]:
@@ -523,7 +523,7 @@
 
 	flag = True
 	item_price = frappe.get_doc("Item Price", price_list_rate_name)
-	if desired_qty and item_price.packing_unit:
+	if item_price.packing_unit:
 		packing_increment = desired_qty % item_price.packing_unit
 
 		if packing_increment != 0: