fix: replace assert with early return in out_event when _io_error is set

ssam18 · ssam18 · commit 19d3d9a9a90f · 2026-04-17T17:53:08.000-05:00
diff --git a/src/stream_engine_base.cpp b/src/stream_engine_base.cpp
@@ -313,7 +313,8 @@ bool zmq::stream_engine_base_t::in_event_internal ()
 
 void zmq::stream_engine_base_t::out_event ()
 {
-    zmq_assert (!_io_error);
+    if (_io_error)
+        return;
 
     //  If write buffer is empty, try to read new data from the encoder.
     if (!_outsize) {

Original file line number	Diff line number	Diff line change
`@@ -313,7 +313,8 @@ bool zmq::stream_engine_base_t::in_event_internal ()`
`313`	`313`
`314`	`314`	`void zmq::stream_engine_base_t::out_event ()`
`315`	`315`	`{`
`316`		`- zmq_assert (!_io_error);`
	`316`	`+ if (_io_error)`
	`317`	`+ return;`
`317`	`318`
`318`	`319`	`// If write buffer is empty, try to read new data from the encoder.`
`319`	`320`	`if (!_outsize) {`