[Boost-bugs] [Boost C++ Libraries] #8885: boost asio epoll reactor method "set_ready_events" not protected by lock

Subject: [Boost-bugs] [Boost C++ Libraries] #8885: boost asio epoll reactor method "set_ready_events" not protected by lock
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2013-07-23 09:59:10

#8885: boost asio epoll reactor method "set_ready_events" not protected by lock
------------------------------+-------------------------------------
 Reporter:  carsten.becker@…  |       Type:  Bugs
   Status:  new               |  Milestone:  To Be Determined
Component:  None              |    Version:  Boost 1.54.0
 Severity:  Problem           |   Keywords:  boost asio multi-thread
------------------------------+-------------------------------------
 Suggested patch:
 Index: boost/asio/detail/epoll_reactor.hpp
 ===================================================================
 --- boost/asio/detail/epoll_reactor.hpp (Revision 85130)
 +++ boost/asio/detail/epoll_reactor.hpp (Arbeitskopie)
 @@ -64,7 +64,12 @@
      bool shutdown_;

      BOOST_ASIO_DECL descriptor_state();
 -    void set_ready_events(uint32_t events) { task_result_ = events; }
 +
 +    void set_ready_events(uint32_t events) {
 +      mutex::scoped_lock lock(mutex_);
 +      task_result_ = events;
 +    }
 +
      BOOST_ASIO_DECL operation* perform_io(uint32_t events);
      BOOST_ASIO_DECL static void do_complete(
          io_service_impl* owner, operation* base,

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/8885>
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