From 126a0f739ddb19ab2525618539b526d02330dbd5 Mon Sep 17 00:00:00 2001
From: Bouke Haarsma <bouke@webatoom.nl>
Date: Sun, 10 Mar 2013 21:02:34 +0100
Subject: [PATCH] Fixed #720

---
 rest_framework/relations.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/rest_framework/relations.py b/rest_framework/relations.py
index 0c108717f..2a10e9af5 100644
--- a/rest_framework/relations.py
+++ b/rest_framework/relations.py
@@ -235,7 +235,6 @@ class PrimaryKeyRelatedField(RelatedField):
                 pk = getattr(obj, self.source or field_name).pk
             except ObjectDoesNotExist:
                 return None
-            return self.to_native(obj.pk)
 
         # Forward relationship
         return self.to_native(pk)