Index: zeromq-4.2.3/src/pipe.cpp
===================================================================
--- zeromq-4.2.3.orig/src/pipe.cpp
+++ zeromq-4.2.3/src/pipe.cpp
@@ -484,6 +484,7 @@ void zmq::pipe_t::process_delimiter ()
     if (state == active)
         state = delimiter_received;
     else {
+        rollback();
         outpipe = NULL;
         send_pipe_term_ack (peer);
         state = term_ack_sent;