1 files changed, 0 insertions, 33 deletions
diff --git a/src/serialport/qserialportinfo_unix.cpp b/src/serialport/qserialportinfo_unix.cpp
index 7b96757..93760e2 100644
--- a/src/serialport/qserialportinfo_unix.cpp
+++ b/src/serialport/qserialportinfo_unix.cpp
@@ -472,39 +472,6 @@ QList<QSerialPortInfo> QSerialPortInfo::availablePorts()
     return serialPortInfoList;
 }
 
-#if QT_DEPRECATED_SINCE(5, 6)
-bool QSerialPortInfo::isBusy() const
-{
-    QString lockFilePath = serialPortLockFilePath(portName());
-    if (lockFilePath.isEmpty())
-        return false;
-
-    QFile reader(lockFilePath);
-    if (!reader.open(QIODevice::ReadOnly))
-        return false;
-
-    QByteArray pidLine = reader.readLine();
-    pidLine.chop(1);
-    if (pidLine.isEmpty())
-        return false;
-
-    qint64 pid = pidLine.toLongLong();
-
-    if (pid && (::kill(pid, 0) == -1) && (errno == ESRCH))
-        return false; // PID doesn't exist anymore
-
-    return true;
-}
-#endif // QT_DEPRECATED_SINCE(5, 6)
-
-#if QT_DEPRECATED_SINCE(5, 2)
-bool QSerialPortInfo::isValid() const
-{
-    QFile f(systemLocation());
-    return f.exists();
-}
-#endif // QT_DEPRECATED_SINCE(5, 2)
-
 QString QSerialPortInfoPrivate::portNameToSystemLocation(const QString &source)
 {
     return (source.startsWith(QLatin1Char('/'))