From a2e25d3fd366a04cb797256370d7307abfd53b8d Mon Sep 17 00:00:00 2001
From: 841973620 <841973620@qq.com>
Date: Thu, 5 May 2022 09:49:03 +0800
Subject: [PATCH] fix Multiplication result may overflow 'int' before it is
 converted to 'size_t'. (#3757)

---
 tools/quantize/imreadwrite.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/quantize/imreadwrite.h b/tools/quantize/imreadwrite.h
index c8650a85e..5a955dfd3 100644
--- a/tools/quantize/imreadwrite.h
+++ b/tools/quantize/imreadwrite.h
@@ -164,7 +164,7 @@ struct Mat
 
     size_t total() const
     {
-        return cols * rows * c;
+        return (size_t)cols * rows * c;
     }
 
     uchar* data;