Set many explicitly from mixins. Refs #564.

1 files changed, 2 insertions, 2 deletions

diff --git a/rest_framework/generics.py b/rest_framework/generics.py
index 9e931917..34e32da3 100644
--- a/rest_framework/generics.py
+++ b/rest_framework/generics.py
@@ -48,7 +48,7 @@ class GenericAPIView(views.APIView):
         return serializer_class
 
     def get_serializer(self, instance=None, data=None,
-                       files=None, partial=False):
+                       files=None, partial=False, many=False):
         """
         Return the serializer instance that should be used for validating and
         deserializing input, and for serializing output.
@@ -56,7 +56,7 @@ class GenericAPIView(views.APIView):
         serializer_class = self.get_serializer_class()
         context = self.get_serializer_context()
         return serializer_class(instance, data=data, files=files,
-                                partial=partial, context=context)
+                                many=many, partial=partial, context=context)
 
 
 class MultipleObjectAPIView(MultipleObjectMixin, GenericAPIView):