[Bug 28712] New: winhttp/notification.ok: invalid read in check_notification

http://bugs.winehq.org/show_bug.cgi?id=28712

Bug #: 28712
           Summary: winhttp/notification.ok: invalid read in
                    check_notification
           Product: Wine
           Version: 1.1.34
          Platform: x86
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: winhttp
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]
    Classification: Unclassified

First reported 
http://www.winehq.org/pipermail/wine-devel/2009-November/079718.html
but still happening today.

Here's the valgrind error I'm seeing now (with -O1):

Invalid read of size 4
   at check_notification (notification.c:85)
   by send_callback (session.c:57)
   by release_object (handle.c:81)
   by connect_destroy (session.c:261)
   by release_object (handle.c:85)
   by request_destroy (session.c:534)
   by release_object (handle.c:85)
   by task_thread (request.c:185)
   by worker_thread_proc (threadpool.c:114)
   by ??? (in dlls/ntdll/ntdll.dll.so)
   by call_thread_entry_point (signal_i386.c:2499)
   by start_thread (thread.c:405)
   by start_thread (pthread_create.c:304)
   by clone (clone.S:130)
 Address 0x7f22f854 is not stack'd, malloc'd or (recently) free'd