diff --git a/src/libopensc/muscle-filesystem.c b/src/libopensc/muscle-filesystem.c
index ab5b6408..b18d057c 100644
--- a/src/libopensc/muscle-filesystem.c
+++ b/src/libopensc/muscle-filesystem.c
@@ -207,10 +207,13 @@ int mscfs_check_selection(mscfs_t *fs, int requiredItem)
 
 int mscfs_loadFileInfo(mscfs_t* fs, const u8 *path, int pathlen, mscfs_file_t **file_data, int* idx)
 {
-	msc_id fullPath;
-	int x;
+	msc_id fullPath = {{0, 0, 0, 0}};
+	int x, rc;
 	assert(fs != NULL && path != NULL && file_data != NULL);
-	mscfs_lookup_path(fs, path, pathlen, &fullPath, 0);
+	rc = mscfs_lookup_path(fs, path, pathlen, &fullPath, 0);
+	if (rc != SC_SUCCESS) {
+		return rc;
+	}
 	
 	/* Obtain file information while checking if it exists */
 	mscfs_check_cache(fs);