3 files changed, 3 insertions, 2 deletions
diff --git a/actionpack/lib/action_controller/metal/force_ssl.rb b/actionpack/lib/action_controller/metal/force_ssl.rb
index a1e40fc4e0..ac12cbb625 100644
--- a/actionpack/lib/action_controller/metal/force_ssl.rb
+++ b/actionpack/lib/action_controller/metal/force_ssl.rb
@@ -44,7 +44,7 @@ module ActionController
             redirect_options = {:protocol => 'https://', :status => :moved_permanently}
             redirect_options.merge!(:host => host) if host
             redirect_options.merge!(:params => request.query_parameters)
-            flash.keep
+            flash.keep if respond_to?(:flash)
             redirect_to redirect_options
           end
         end
diff --git a/actionpack/lib/action_controller/metal/helpers.rb b/actionpack/lib/action_controller/metal/helpers.rb
index d070eaae5d..1a4bca12d2 100644
--- a/actionpack/lib/action_controller/metal/helpers.rb
+++ b/actionpack/lib/action_controller/metal/helpers.rb
@@ -52,6 +52,7 @@ module ActionController
   module Helpers
     extend ActiveSupport::Concern
 
+    class << self; attr_accessor :helpers_path; end
     include AbstractController::Helpers
 
     included do
diff --git a/actionpack/lib/action_controller/metal/redirecting.rb b/actionpack/lib/action_controller/metal/redirecting.rb
index b07742e0e1..3ffb7ef426 100644
--- a/actionpack/lib/action_controller/metal/redirecting.rb
+++ b/actionpack/lib/action_controller/metal/redirecting.rb
@@ -93,7 +93,7 @@ module ActionController
           _compute_redirect_to_location options.call
         else
           url_for(options)
-        end.gsub(/[\r\n]/, '')
+        end.gsub(/[\0\r\n]/, '')
       end
   end
 end