Switched the admin to use @transaction.atomic.

django/contrib/admin/options.py

@@ -986,7 +986,7 @@ class ModelAdmin(BaseModelAdmin):
             return None
 
     @csrf_protect_m
-    @transaction.commit_on_success
+    @transaction.atomic
     def add_view(self, request, form_url='', extra_context=None):
         "The 'add' admin view for this model."
         model = self.model
@@ -1073,7 +1073,7 @@ class ModelAdmin(BaseModelAdmin):
         return self.render_change_form(request, context, form_url=form_url, add=True)
 
     @csrf_protect_m
-    @transaction.commit_on_success
+    @transaction.atomic
     def change_view(self, request, object_id, form_url='', extra_context=None):
         "The 'change' admin view for this model."
         model = self.model
@@ -1318,7 +1318,7 @@ class ModelAdmin(BaseModelAdmin):
         ], context, current_app=self.admin_site.name)
 
     @csrf_protect_m
-    @transaction.commit_on_success
+    @transaction.atomic
     def delete_view(self, request, object_id, extra_context=None):
         "The 'delete' admin view for this model."
         opts = self.model._meta

django/contrib/auth/admin.py

@@ -85,7 +85,7 @@ class UserAdmin(admin.ModelAdmin):
 
     @sensitive_post_parameters()
     @csrf_protect_m
-    @transaction.commit_on_success
+    @transaction.atomic
     def add_view(self, request, form_url='', extra_context=None):
         # It's an error for a user to have add permission but NOT change
         # permission for users. If we allowed such users to add users, they