Close the standard input right after reading to avoid duplicate calls

Change-Id: Idd4b5bf996d57f0cd22a30496af3841f7d5a806a
Reviewed-by: Sergey Belyashov <Sergey.Belyashov@gmail.com>
Reviewed-by: Denis Shienkov <denis.shienkov@gmail.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/examples/serialport/cwritersync/main.cpp b/examples/serialport/cwritersync/main.cpp
index 756bbff..6433c7c 100644
--- a/examples/serialport/cwritersync/main.cpp
+++ b/examples/serialport/cwritersync/main.cpp
@@ -103,15 +103,13 @@ int main(int argc, char *argv[])
     }
 
     QByteArray writeData(dataFile.readAll());
+    dataFile.close();
 
     if (writeData.isEmpty()) {
         standardOutput << QObject::tr("Either no data was currently available on the standard input for reading, or an error occurred for port %1, error: %2").arg(serialPortName).arg(serialPort.errorString()) << endl;
-        dataFile.close();
         return 1;
     }
 
-    dataFile.close();
-
     qint64 bytesWritten = serialPort.write(writeData);
 
     if (bytesWritten == -1) {