From ddbf5a12896aff4164366c6d062607a925bde224 Mon Sep 17 00:00:00 2001
From: PioLing <964472638@qq.com>
Date: Wed, 17 Jan 2024 17:18:11 +0800
Subject: [PATCH] Add error handling for the MapViewOfFile() function

---
 src/Http/HttpBody.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Http/HttpBody.cpp b/src/Http/HttpBody.cpp
index d6eda3dd..4a18ffd1 100644
--- a/src/Http/HttpBody.cpp
+++ b/src/Http/HttpBody.cpp
@@ -153,6 +153,11 @@ static std::shared_ptr<char> getSharedMmap(const string &file_path, int64_t &fil
 
     auto addr_ = ::MapViewOfFile(hmapping, FILE_MAP_READ, 0, 0, 0);
 
+    if (addr_ == nullptr) {
+        mmap_close(hfile, hmapping, addr_);
+        return nullptr;
+    }
+
     std::shared_ptr<char> ret((char *)(addr_), [hfile, hmapping, fp, file_path](char *addr_) {
         mmap_close(hfile, hmapping, addr_);
         delSharedMmap(file_path, addr_);