From 29a5c98d8370395a10d4d31497b4dc542168e7ea Mon Sep 17 00:00:00 2001
From: evoskuil <eric@voskuil.org>
Date: Wed, 29 Mar 2017 14:31:21 -0700
Subject: [PATCH] Problem: zap_connect() asserts on write fail (yet returns
 fail codes).

---
 src/session_base.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/session_base.cpp b/src/session_base.cpp
index 6deba2a3..29e8d509 100644
--- a/src/session_base.cpp
+++ b/src/session_base.cpp
@@ -353,9 +353,10 @@ int zmq::session_base_t::zap_connect ()
         rc = id.init ();
         errno_assert (rc == 0);
         id.set_flags (msg_t::identity);
-        bool ok = zap_pipe->write (&id);
-        zmq_assert (ok);
-        zap_pipe->flush ();
+        if (zap_pipe->write (&id))
+            zap_pipe->flush ();
+        else
+            return -1;
     }
 
     return 0;