Apply maintainer feedback

ee/spec/support/shared_examples/requests/api/nuget_packages_shared_examples.rb

@@ -165,7 +165,7 @@ RSpec.shared_examples 'process nuget upload' do |user_type, status, add_member =
 
     context 'with object storage disabled' do
       before do
-        allow(Gitlab.config.packages.object_store).to receive(:enabled).and_return(false)
+        stub_package_file_object_storage(enabled: false)
       end
 
       context 'without a file from workhorse' do

lib/gitlab/middleware/multipart.rb

@@ -114,11 +114,12 @@ module Gitlab
 
         private
 
-        def allow_packages_storage_path?(config)
-          return unless config.enabled
-          return unless config['storage_path']
+        def allow_packages_storage_path?(packages_config)
+          return unless packages_config.enabled
+          return unless packages_config['storage_path']
+          return if packages_config.object_store.enabled && packages_config.object_store.direct_upload
 
-          !config.object_store.enabled || !config.object_store.direct_upload
+          true
         end
       end