Add new security patches and fix srcdir!=builddir issues. 2009-03-30 Andrew John Hughes <ahughes@redhat.com> * patches/icedtea-systemtap.patch: Moved to HotSpot-specific patch tree. * Makefile.am: Add new security patches and add $(HSBUILD) to systemtap patch. Put copied OpenJDK files in openjdk-copy rather than a duplicate rt directory in the build tree. * NEWS: List new security patches. * patches/hotspot/default/systemtap.patch: From patches/icedtea-systemtap.patch. * patches/hotspot/original/icedtea-format.patch, * patches/hotspot/original/systemtap.patch: Added for original HotSpot build. * patches/security/20100330/6626217.patch, * patches/security/20100330/6633872.patch, * patches/security/20100330/6639665.patch, * patches/security/20100330/6736390.patch, * patches/security/20100330/6745393.patch, * patches/security/20100330/6887703.patch, * patches/security/20100330/6888149.patch, * patches/security/20100330/6892265.patch, * patches/security/20100330/6893947.patch, * patches/security/20100330/6893954.patch, * patches/security/20100330/6898622.patch, * patches/security/20100330/6898739.patch, * patches/security/20100330/6899653.patch, * patches/security/20100330/6902299.patch, * patches/security/20100330/6904691.patch, * patches/security/20100330/6909597.patch, * patches/security/20100330/6910590.patch, * patches/security/20100330/6914823.patch, * patches/security/20100330/6914866.patch, * patches/security/20100330/6932480.patch, * patches/security/20100330/hotspot/default/6894807.patch, * patches/security/20100330/hotspot/original/6894807.patch: New security and hardening patches http://www.oracle.com/technology/deploy/security/critical-patch-updates/javacpumar2010.html

--- openjdk.orig/jdk/src/share/classes/java/lang/ThreadGroup.java	Tue Nov 17 07:38:44 2009
+++ openjdk/jdk/src/share/classes/java/lang/ThreadGroup.java	Tue Nov 17 07:38:44 2009
@@ -38,7 +38,7 @@
  */
 public
 class ThreadGroup implements Thread.UncaughtExceptionHandler {
-    ThreadGroup parent;
+    private final ThreadGroup parent;
     String name;
     int maxPriority;
     boolean destroyed;
@@ -59,6 +59,7 @@
     private ThreadGroup() {	// called from C code
 	this.name = "system";
 	this.maxPriority = Thread.MAX_PRIORITY;
+        this.parent = null;
     }
 
     /**
@@ -96,10 +97,10 @@
      * @since   JDK1.0
      */
     public ThreadGroup(ThreadGroup parent, String name) {
-	if (parent == null) {
-	    throw new NullPointerException();
-	}
-	parent.checkAccess();
+        this(checkParentAccess(parent), parent, name);
+    }
+
+    private ThreadGroup(Void unused, ThreadGroup parent, String name) {
 	this.name = name;
 	this.maxPriority = parent.maxPriority;
 	this.daemon = parent.daemon;
@@ -108,6 +109,16 @@
 	parent.add(this);
     }
 
+    /*
+     * @throws  NullPointerException  if the parent argument is {@code null}
+     * @throws  SecurityException     if the current thread cannot create a
+     *                                thread in the specified thread group.
+     */
+    private static Void checkParentAccess(ThreadGroup parent) {
+        parent.checkAccess();
+        return null;
+    }
+
     /**
      * Returns the name of this thread group.
      *