From a67d2a800334d99d3bc7e8deb484cd3e1918c348 Mon Sep 17 00:00:00 2001
From: Rafael Gonzaga <rafael.nunu@hotmail.com>
Date: Tue, 13 Oct 2026 07:52:12 -0300
Subject: [PATCH] src: release uv_fs_t in permission WildcardIfDir
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Call uv_fs_req_cleanup() before returning for directories, otherwise
the path buffer allocated by uv_fs_stat() leaks on Windows.

Signed-off-by: RafaelGSS <rafael.nunu@hotmail.com>
PR-URL: https://github.com/nodejs/node/pull/66555
Reviewed-By: Ulises Gascón <ulisesgascongonzalez@gmail.com>
---
 src/permission/fs_permission.cc | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/permission/fs_permission.cc b/src/permission/fs_permission.cc
index fd3b159f579..6293844476f 100644
--- a/src/permission/fs_permission.cc
+++ b/src/permission/fs_permission.cc
@@ -16,17 +16,17 @@ namespace {
 std::string WildcardIfDir(const std::string& res) noexcept {
   uv_fs_t req;
   int rc = uv_fs_stat(nullptr, &req, res.c_str(), nullptr);
-  if (rc == 0) {
-    const uv_stat_t* const s = static_cast<const uv_stat_t*>(req.ptr);
-    if ((s->st_mode & S_IFMT) == S_IFDIR) {
-      // add wildcard when directory
-      if (res.back() == node::kPathSeparator) {
-        return res + "*";
-      }
-      return res + node::kPathSeparator + "*";
-    }
-  }
+  const bool is_dir =
+      rc == 0 &&
+      (static_cast<const uv_stat_t*>(req.ptr)->st_mode & S_IFMT) == S_IFDIR;
   uv_fs_req_cleanup(&req);
+  if (is_dir) {
+    // add wildcard when directory
+    if (res.back() == node::kPathSeparator) {
+      return res + "*";
+    }
+    return res + node::kPathSeparator + "*";
+  }
   return res;
 }