feat: validate leave expiry days
diff --git a/erpnext/hr/doctype/leave_type/leave_type.json b/erpnext/hr/doctype/leave_type/leave_type.json
index ee9b04f..0b8e38e 100644
--- a/erpnext/hr/doctype/leave_type/leave_type.json
+++ b/erpnext/hr/doctype/leave_type/leave_type.json
@@ -422,7 +422,7 @@
    "depends_on": "",
    "description": "calculated in days",
    "fetch_if_empty": 0,
-   "fieldname": "carry_forward__leave_expiry",
+   "fieldname": "carry_forward_leave_expiry",
    "fieldtype": "Int",
    "hidden": 0,
    "ignore_user_permissions": 0,
@@ -431,7 +431,7 @@
    "in_global_search": 0,
    "in_list_view": 0,
    "in_standard_filter": 0,
-   "label": "Carry Forward  Leave Expiry",
+   "label": "Carry Forward Leave Expiry",
    "length": 0,
    "no_copy": 0,
    "permlevel": 0,
@@ -729,7 +729,7 @@
  "issingle": 0,
  "istable": 0,
  "max_attachments": 0,
- "modified": "2019-04-04 14:27:47.742997",
+ "modified": "2019-04-11 15:38:39.334283",
  "modified_by": "Administrator",
  "module": "HR",
  "name": "Leave Type",
diff --git a/erpnext/hr/doctype/leave_type/leave_type.py b/erpnext/hr/doctype/leave_type/leave_type.py
index 9cd574a..da21f78 100644
--- a/erpnext/hr/doctype/leave_type/leave_type.py
+++ b/erpnext/hr/doctype/leave_type/leave_type.py
@@ -4,6 +4,7 @@
 from __future__ import unicode_literals
 import calendar
 import frappe
+from datetime import datetime
 from frappe import _
 
 from frappe.model.document import Document
@@ -14,6 +15,6 @@
 			self.validate_carry_forward()
 
 	def validate_carry_forward(self):
-		max_days = 366 if calendar.isleap() else 365
-		if not (1 < self.carry_forward_leave_expiry < max_days):
+		max_days = 366 if calendar.isleap(datetime.now().year) else 365
+		if not (0 <= self.carry_forward_leave_expiry <= max_days):
 			frappe.throw(_('Invalid entry!! Carried forward days need to expire within a year'))