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/encoder.hpp b/src/encoder.hpp
index d135e2e..90517fe 100644
--- a/src/encoder.hpp
+++ b/src/encoder.hpp
@@ -175,7 +175,7 @@ namespace zmq
         unsigned char tmpbuf [10];
 
         encoder_t (const encoder_t&);
-        void operator = (const encoder_t&);
+        const encoder_t &operator = (const encoder_t&);
     };
 }