From d91f10e6eabdd568362395acf52cc419dcbd9045 Mon Sep 17 00:00:00 2001
From: scawful <justin.scofield@outlook.com>
Date: Fri, 24 May 2024 21:30:07 -0400
Subject: [PATCH] add filename validation to rom load file

---
 src/app/rom.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/app/rom.cc b/src/app/rom.cc
index ad2130dd..dd54ad9c 100644
--- a/src/app/rom.cc
+++ b/src/app/rom.cc
@@ -128,8 +128,12 @@ absl::Status Rom::LoadAllGraphicsData() {
 
 absl::Status Rom::LoadFromFile(const absl::string_view& filename,
                                bool z3_load) {
+  if (filename.empty()) {
+    return absl::InvalidArgumentError(
+        "Could not load ROM: parameter `filename` is empty.");
+  }
   // Set filename
-  filename_ = filename;
+  filename_ = filename.data();
 
   // Open file
   std::ifstream file(filename.data(), std::ios::binary);