From 4c465d90c79ab4a9d6f031143cddd0f148d4101b Mon Sep 17 00:00:00 2001
From: Alex Trotsenko <alex1973tr@gmail.com>
Date: Thu, 4 May 2017 19:10:08 +0300
Subject: QSPP::startAsyncRead(): set a correct type for variable

'bytesToRead' takes the result of signed 64-bit computation which could
be negative. So, its type should be qint64.

Change-Id: Ib51129143fcb70475ad383df417ae4282c858e41
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
---
 src/serialport/qserialport_win.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

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();
-- 
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