From f9de3913ea557bbf4560232c4dfacdfac3004d0d Mon Sep 17 00:00:00 2001
From: Rui Lima <3x0dv5@users.noreply.github.com>
Date: Sun, 8 Jul 2018 18:26:31 +0100
Subject: [PATCH] return 404 in DestroyModelMixin

In case self.get_object() returns None we should return a 404.
---
 rest_framework/mixins.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/rest_framework/mixins.py b/rest_framework/mixins.py
index de10d6930..993571b2b 100644
--- a/rest_framework/mixins.py
+++ b/rest_framework/mixins.py
@@ -90,6 +90,8 @@ class DestroyModelMixin(object):
     """
     def destroy(self, request, *args, **kwargs):
         instance = self.get_object()
+        if not instance:
+            return Response(status=status.HTTP_404_NOT_FOUND)
         self.perform_destroy(instance)
         return Response(status=status.HTTP_204_NO_CONTENT)