1 files changed, 3 insertions, 3 deletions
diff --git a/src/serialport/qserialport.cpp b/src/serialport/qserialport.cpp
index 2bd7c69..5e838c0 100644
--- a/src/serialport/qserialport.cpp
+++ b/src/serialport/qserialport.cpp
@@ -521,17 +521,17 @@ bool QSerialPort::open(OpenMode mode)
     if (!d->open(mode))
         return false;
 
-    QIODevice::open(mode);
-
     if (!d->setBaudRate()
         || !d->setDataBits(d->dataBits)
         || !d->setParity(d->parity)
         || !d->setStopBits(d->stopBits)
         || !d->setFlowControl(d->flowControl)) {
-        close();
+        d->close();
         return false;
     }
 
+    QIODevice::open(mode);
+
     d->dataTerminalReady = isDataTerminalReady();
     d->requestToSend = isRequestToSend();