1 files changed, 2 insertions, 2 deletions
diff --git a/src/gui/painting/qregion.cpp b/src/gui/painting/qregion.cpp
index 5e648eabf5..757c78cec8 100644
--- a/src/gui/painting/qregion.cpp
+++ b/src/gui/painting/qregion.cpp
@@ -3735,7 +3735,7 @@ static QRegionPrivate *PolygonRegion(const QPoint *Pts, int Count, int rule)
 
 QRegionPrivate *qt_bitmapToRegion(const QBitmap& bitmap)
 {
-    QImage image = bitmap.toImage();
+    const QImage image = bitmap.toImage();
 
     QRegionPrivate *region = new QRegionPrivate;
 
@@ -3753,7 +3753,7 @@ QRegionPrivate *qt_bitmapToRegion(const QBitmap& bitmap)
     int x,
         y;
     for (y = 0; y < image.height(); ++y) {
-        uchar *line = image.scanLine(y);
+        const uchar *line = image.constScanLine(y);
         int w = image.width();
         uchar all = zero;
         int prev1 = -1;