File 0002-CVE-2020-8164.patch of Package rubygem-actionpack-5_1.16502

--- actionpack-5.1.4/lib/action_controller/metal/strong_parameters.rb.old	2020-07-31 13:02:43.226731706 +0200
+++ actionpack-5.1.4/lib/action_controller/metal/strong_parameters.rb	2020-07-31 13:06:46.035890507 +0200
@@ -331,6 +331,8 @@
       @parameters.each_pair do |key, value|
         yield key, convert_hashes_to_parameters(key, value)
       end
+
+      self
     end
     alias_method :each, :each_pair