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    File auth.c, function auth_stack_get():<br>
    <br>
    ...<br>
        thread_mutex_unlock(&stack->lock);<br>
        auth_addref(auth = stack->auth);<br>
        thread_mutex_unlock(&stack->lock);<br>
    ...<br>
    <br>
    <span id="result_box" class="short_text" lang="en"><span class="">As
        I understand it</span><span class=""> must be ( first call </span></span><span
      id="result_box" class="short_text" lang="en"><span class="">thread_mutex_unlock()
        -> </span></span><span id="result_box" class="short_text"
      lang="en"><span class="">thread_mutex_lock() ) :</span></span><br>
    <br>
    ...<br>
        thread_mutex_lock(&stack->lock);<br>
        auth_addref(auth = stack->auth);<br>
        thread_mutex_unlock(&stack->lock);<br>
    ...<br>
    <br>
    <br>
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