From f5ab26a45b42c33e3b8f89a81a0e43d6e589b55c Mon Sep 17 00:00:00 2001
From: Magnus Norddahl <dpjudas@users.noreply.github.com>
Date: Fri, 12 Jul 2024 19:50:18 +0200
Subject: [PATCH] Fix directory crash for filenames that appear elsewhere in
 the path

---
 src/common/filesystem/source/file_directory.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common/filesystem/source/file_directory.cpp b/src/common/filesystem/source/file_directory.cpp
index 3193e00b1..1999e9c4c 100644
--- a/src/common/filesystem/source/file_directory.cpp
+++ b/src/common/filesystem/source/file_directory.cpp
@@ -106,7 +106,7 @@ int FDirectory::AddDirectory(const char *dirpath, LumpFilterInfo* filter, FileSy
 			if (mBasePath == nullptr)
 			{
 				// extract the base path from the first entry to cover changes made in ScanDirectory.
-				auto full = entry.FilePath.find(entry.FilePathRel);
+				auto full = entry.FilePath.rfind(entry.FilePathRel);
 				std::string path(entry.FilePath, 0, full);
 				mBasePath = stringpool->Strdup(path.c_str());
 			}