From b4445dfdf8051f156f33abe0c332a118ebc14bfd Mon Sep 17 00:00:00 2001
From: Jeremy Stretch <jstretch@digitalocean.com>
Date: Tue, 18 Sep 2018 13:59:50 -0400
Subject: [PATCH] Fixes #2442: Nullify "next" link in API when limit=0 is
 passed

---
 CHANGELOG.md         |  1 +
 netbox/netbox/api.py | 19 +++++++++++++++++--
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8105e0006..1e3fa157c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ v2.4.5 (FUTURE)
 ## Bug Fixes
 
 * [#2406](https://github.com/digitalocean/netbox/issues/2406) - Remove hard-coded limit of 1000 objects from API-populated form fields
+* [#2442](https://github.com/digitalocean/netbox/issues/2442) - Nullify "next" link in API when limit=0 is passed
 * [#2443](https://github.com/digitalocean/netbox/issues/2443) - Enforce JSON object format when creating config contexts
 * [#2444](https://github.com/digitalocean/netbox/issues/2444) - Improve validation of interface MAC addresses
 
diff --git a/netbox/netbox/api.py b/netbox/netbox/api.py
index 28a0d7685..a0a9e9146 100644
--- a/netbox/netbox/api.py
+++ b/netbox/netbox/api.py
@@ -1,5 +1,6 @@
 from __future__ import unicode_literals
 
+from django.conf import settings
 from rest_framework import authentication, exceptions
 from rest_framework.pagination import LimitOffsetPagination
 from rest_framework.permissions import DjangoModelPermissions, SAFE_METHODS
@@ -104,8 +105,6 @@ class OptionalLimitOffsetPagination(LimitOffsetPagination):
 
     def get_limit(self, request):
 
-        from django.conf import settings
-
         if self.limit_query_param:
             try:
                 limit = int(request.query_params[self.limit_query_param])
@@ -123,6 +122,22 @@ class OptionalLimitOffsetPagination(LimitOffsetPagination):
 
         return self.default_limit
 
+    def get_next_link(self):
+
+        # Pagination has been disabled
+        if not self.limit:
+            return None
+
+        return super(OptionalLimitOffsetPagination, self).get_next_link()
+
+    def get_previous_link(self):
+
+        # Pagination has been disabled
+        if not self.limit:
+            return None
+
+        return super(OptionalLimitOffsetPagination, self).get_previous_link()
+
 
 #
 # Miscellaneous