Make cppcheck not complain about "'operator=' should return something"

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/select.hpp b/src/select.hpp
index 916b87b..b3fae19 100644
--- a/src/select.hpp
+++ b/src/select.hpp
@@ -106,7 +106,7 @@ namespace zmq
         thread_t worker;
 
         select_t (const select_t&);
-        void operator = (const select_t&);
+        const select_t &operator = (const select_t&);
     };
 
 }