From b0ca35ea5517f98e65eb6d9405a17fe991b3b0d7 Mon Sep 17 00:00:00 2001
From: liyilun <yilun.li@dbappsecurity.com.cn>
Date: Mon, 8 Jul 2024 19:11:48 +0800
Subject: [PATCH] Fix One field that is required=False, allow_null=True and not
 provided. to_representation should not explicitly set it to None

---
 rest_framework/fields.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rest_framework/fields.py b/rest_framework/fields.py
index cbc02e2c2..97593eeee 100644
--- a/rest_framework/fields.py
+++ b/rest_framework/fields.py
@@ -450,10 +450,10 @@ class Field:
         except (KeyError, AttributeError) as exc:
             if self.default is not empty:
                 return self.get_default()
-            if self.allow_null:
-                return None
             if not self.required:
                 raise SkipField()
+            if self.allow_null:
+                return None
             msg = (
                 'Got {exc_type} when attempting to get a value for field '
                 '`{field}` on serializer `{serializer}`.\nThe serializer '