kazu	2018-10-20 16:49:34 +0900 (Sat, 20 Oct 2018)

  New Revision: 65214

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=65214

  Log:
    Reset primary_server when remove_server

  Modified files:
    trunk/lib/drb/drb.rb
Index: lib/drb/drb.rb
===================================================================
--- lib/drb/drb.rb	(revision 65213)
+++ lib/drb/drb.rb	(revision 65214)
@@ -1866,6 +1866,11 @@ module DRb https://github.com/ruby/ruby/blob/trunk/lib/drb/drb.rb#L1866
   # Removes +server+ from the list of registered servers.
   def remove_server(server)
     @server.delete(server.uri)
+    mutex.synchronize do
+      if @primary_server == server
+        @primary_server = nil
+      end
+    end
   end
   module_function :remove_server
 

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