From e4714bf1aba4cf761724c44f5979e407a5f1f968 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Mon, 9 May 2016 22:25:48 +0530
Subject: [PATCH] ...

---
 src/calibre/utils/imageops/imageops.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/calibre/utils/imageops/imageops.cpp b/src/calibre/utils/imageops/imageops.cpp
index 5d56d6bce3..42f2977309 100644
--- a/src/calibre/utils/imageops/imageops.cpp
+++ b/src/calibre/utils/imageops/imageops.cpp
@@ -626,7 +626,7 @@ void overlay(const QImage &image, QImage &canvas, unsigned int left, unsigned in
         }
     } else {
         ENSURE32(img);
-        for (r = 0; r < bottom; r++) {
+        for (r = 0; r < height; r++) {
             src = reinterpret_cast<const QRgb*>(img.constScanLine(r));
             dest = reinterpret_cast<QRgb*>(canvas.scanLine(r + top));
             memcpy(dest + left, src, (right - left) * sizeof(QRgb));