Ensure port handle exists before closing it

2021-11-17 01:07:24 -06:00 · 2021-11-17 01:07:24 -06:00 · 20ea873390
parent 79d09f38c9
commit 20ea873390
1 changed files with 2 additions and 1 deletions
--- a/src/main/java/com/fazecast/jSerialComm/SerialPort.java
+++ b/src/main/java/com/fazecast/jSerialComm/SerialPort.java
@ -506,7 +506,8 @@ public final class SerialPort
 	{
 		if (serialEventListener != null)
 			serialEventListener.stopListening();
-		portHandle = closePortNative(portHandle);
+		if (portHandle > 0)
+			portHandle = closePortNative(portHandle);
 		return (portHandle < 0);
 	}