diff options
| -rw-r--r-- | src/serialport/qserialport_win.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/serialport/qserialport_win.cpp b/src/serialport/qserialport_win.cpp index 0494889..87f9e7b 100644 --- a/src/serialport/qserialport_win.cpp +++ b/src/serialport/qserialport_win.cpp @@ -541,7 +541,7 @@ bool QSerialPortPrivate::startAsyncRead() if (readStarted) return true; - DWORD bytesToRead = ReadChunkSize; + qint64 bytesToRead = ReadChunkSize; if (readBufferMaxSize && bytesToRead > (readBufferMaxSize - buffer.size())) { bytesToRead = readBufferMaxSize - buffer.size(); |