open buffer in write-only mode in QSvgPaintEngine::drawImage()

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>

diff --git a/src/svg/qsvggenerator.cpp b/src/svg/qsvggenerator.cpp
index 7300d9e..354986e 100644 (file)
--- a/src/svg/qsvggenerator.cpp
+++ b/src/svg/qsvggenerator.cpp
@@ -889,7 +889,7 @@ void QSvgPaintEngine::drawImage(const QRectF &r, const QImage &image,
 
     QByteArray data;
     QBuffer buffer(&data);
-    buffer.open(QBuffer::ReadWrite);
+    buffer.open(QBuffer::WriteOnly);
     image.save(&buffer, "PNG");
     buffer.close();
     stream() << "xlink:href=\"data:image/png;base64,"