test: Allow use of FsHelper without a config

This class is used by the build-efi/qemu scripts, so allow it to work outside the context of a test. Signed-off-by: Simon Glass <sjg@chromium.org>
2025-08-02 13:51:53 -06:00
1 changed files with 2 additions and 1 deletions
--- a/test/py/tests/fs_helper.py
+++ b/test/py/tests/fs_helper.py
@@ -63,7 +63,8 @@ class FsHelper:

        # Use a default filename; the caller can adjust it
        leaf = f'{prefix}.{fs_type}.img'
-        self.fs_img = os.path.join(config.persistent_data_dir, leaf)
+        self.fs_img = os.path.join(
+            config.persistent_data_dir if config else '', leaf)

        # Some distributions do not add /sbin to the default PATH, where mkfs
        # lives