diff options
| -rw-r--r-- | src/zmq.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/zmq.cpp b/src/zmq.cpp index ecb3d3d..fb7a7f9 100644 --- a/src/zmq.cpp +++ b/src/zmq.cpp @@ -230,7 +230,10 @@ size_t zmq_msg_size (zmq_msg_t *msg_) // Reflect this in the API/ABI. void *zmq_init (int /*app_threads_*/, int io_threads_, int /*flags_*/) { - // There are no context flags defined at the moment, so flags_ is ignored. + if (io_threads_ < 0) { + errno = EINVAL; + return NULL; + } #if defined ZMQ_HAVE_OPENPGM // Unfortunately, OpenPGM doesn't support refcounted init/shutdown, thus, |