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Merge branch 'maint'

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* maint:
  crash when closing an ypipe -- fixed
This commit is contained in:
Martin Sustrik 2010-09-28 07:51:59 +02:00
commit 6715f9b185
1 changed files with 1 additions and 1 deletions
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src/ypipe.hpp
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@ -127,7 +127,7 @@ namespace zmq
inline bool check_read ()
{
// Was the value prefetched already? If so, return.
if (&queue.front () != r)
if (&queue.front () != r && r)
return true;
// There's no prefetched value, so let us prefetch more values.