From 3be4d5bb45ed8cfb8539a99d391099c9f66ea39d Mon Sep 17 00:00:00 2001
From: Lovell Fuller <github@lovell.info>
Date: Sat, 20 Apr 2019 17:51:19 +0100
Subject: [PATCH] Ensure limitInputPixels check uses 64-bit unsigned type

---
 src/pipeline.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/pipeline.cc b/src/pipeline.cc
index 1d0f5afd..6f61b8a7 100644
--- a/src/pipeline.cc
+++ b/src/pipeline.cc
@@ -75,7 +75,8 @@ class PipelineWorker : public Nan::AsyncWorker {
 
       // Limit input images to a given number of pixels, where pixels = width * height
       // Ignore if 0
-      if (baton->limitInputPixels > 0 && image.width() * image.height() > baton->limitInputPixels) {
+      if (baton->limitInputPixels > 0 &&
+        static_cast<uint64_t>(image.width() * image.height()) > static_cast<uint64_t>(baton->limitInputPixels)) {
         (baton->err).append("Input image exceeds pixel limit");
         return Error();
       }