Make sure lwm > 0 when hwm > 0

e1c596b3 · Martin Hurton · 5b1a6a4b · e1c596b3
Commit e1c596b3 authored Jul 24, 2010 by Martin Hurton
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pipe.cpp src/pipe.cpp +1 -1

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--- a/src/pipe.cpp
+++ b/src/pipe.cpp
@@ -341,6 +341,6 @@ uint64_t zmq::pipe_t::compute_lwm (uint64_t hwm_)
    if (hwm_ > max_wm_delta * 2)
        return hwm_ - max_wm_delta;
    else
-        return hwm_ / 2;
+        return (hwm_ + 1) / 2;
 }