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8260520: Avoid getting permissions in JarFileFactory when no SecurityManager installed

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Reviewed-by: alanb, dfuchs, michaelm, mullan
This commit is contained in:
Claes Redestad 2021-01-28 11:14:35 +00:00
parent ecde52ece6
commit 8fe1323dcb
2 changed files with 10 additions and 10 deletions
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10
src/java.base/unix/classes/sun/net/www/protocol/jar/JarFileFactory.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2021, 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
@ -123,10 +123,10 @@ class JarFileFactory implements URLJarFile.URLJarFileCloseController {
/* if the JAR file is cached, the permission will always be there */
if (result != null) {
Permission perm = getPermission(result);
if (perm != null) {
SecurityManager sm = System.getSecurityManager();
if (sm != null) {
SecurityManager sm = System.getSecurityManager();
if (sm != null) {
Permission perm = getPermission(result);
if (perm != null) {
try {
sm.checkPermission(perm);
} catch (SecurityException se) {