forked from Imagelibrary/rtems
CID 1468681: Dereference before null check in rtems_debugger_thread_continue(). CID 1468690: Dereference before null check in rtems_debugger_thread_system_resume(). CID 1468694: Dereference before null check in rtems_debugger_thread_find_index(). Closes #4241.