fix double free error in PAIR socket

2c3913bb · Martin Hurton · cff7ba23 · 2c3913bb
Commit 2c3913bb authored Jun 19, 2010 by Martin Hurton
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pair.cpp src/pair.cpp +3 -0

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--- a/src/pair.cpp
+++ b/src/pair.cpp
@@ -115,6 +115,9 @@ int zmq::pair_t::xrecv (zmq_msg_t *msg_, int flags_)
    zmq_msg_close (msg_);

    if (!alive || !inpipe || !inpipe->read (msg_)) {
+        //  No message is available. Initialise the output parameter
+        //  to be a 0-byte message.
+        zmq_msg_init (msg_);
        errno = EAGAIN;
        return -1;
    }