Make bytes-per-line safe for int overflow

Goes through the Qt code and make sure bytes-per-line calculations are
safe when they are too big for 32bit integers.

Change-Id: I88b2d74b3da82e91407d316aa932a4a37587c0cf
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/tests/baselineserver/shared/baselineprotocol.cpp b/tests/baselineserver/shared/baselineprotocol.cpp
index 9e5321cb1b..d11369f3d2 100644
--- a/tests/baselineserver/shared/baselineprotocol.cpp
+++ b/tests/baselineserver/shared/baselineprotocol.cpp
@@ -223,8 +223,8 @@ quint32       *pb);       /* IN: more seed OUT: secondary hash value */
 quint64 ImageItem::computeChecksum(const QImage &image)
 {
     QImage img(image);
-    const int bpl = img.bytesPerLine();
-    const int padBytes = bpl - (img.width() * img.depth() / 8);
+    const qsizetype bpl = img.bytesPerLine();
+    const int padBytes = bpl - (qsizetype(img.width()) * img.depth() / 8);
     if (padBytes) {
         uchar *p = img.bits() + bpl - padBytes;
         const int h = img.height();