8299835: (jrtfs) Unnecessary null check in JrtPath.getAttributes

Reviewed-by: alanb, lancea

Author: Andrey Turbanov

src/java.base/share/classes/jdk/internal/jrtfs/JrtPath.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2023, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -649,11 +649,7 @@ final void deleteIfExists() throws IOException {
     }
 
     final JrtFileAttributes getAttributes(LinkOption... options) throws IOException {
-        JrtFileAttributes zfas = jrtfs.getFileAttributes(this, options);
-        if (zfas == null) {
-            throw new NoSuchFileException(toString());
-        }
-        return zfas;
+        return jrtfs.getFileAttributes(this, options);
     }
 
     final void setAttribute(String attribute, Object value, LinkOption... options)