--- a/src/share/classes/javax/security/auth/kerberos/KerberosPrincipal.java	Mon Aug 26 22:18:48 2013 -0700
+++ b/src/share/classes/javax/security/auth/kerberos/KerberosPrincipal.java	Tue Aug 27 17:50:52 2013 +0800
@@ -197,8 +197,7 @@
      * {@code KerberosPrincipal} and the two
      * {@code KerberosPrincipal} instances are equivalent.
      * More formally two {@code KerberosPrincipal} instances are equal
-     * if the values returned by {@code getName()} are equal and the
-     * values returned by {@code getNameType()} are equal.
+     * if the values returned by {@code getName()} are equal.
      *
      * @param other the Object to compare to
      * @return true if the Object passed in represents the same principal
@@ -211,15 +210,10 @@
 
         if (! (other instanceof KerberosPrincipal)) {
             return false;
-        } else {
-            String myFullName = getName();
-            String otherFullName = ((KerberosPrincipal) other).getName();
-            if (nameType == ((KerberosPrincipal)other).nameType &&
-                myFullName.equals(otherFullName)) {
-                 return true;
-            }
         }
-        return false;
+        String myFullName = getName();
+        String otherFullName = ((KerberosPrincipal) other).getName();
+        return myFullName.equals(otherFullName);
     }
 
     /**

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/sun/security/krb5/auto/KPEquals.java	Tue Aug 27 17:50:52 2013 +0800
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2013, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8015669
+ * @summary KerberosPrincipal::equals should ignore name-type
+ * @compile -XDignore.symbol.file KPEquals.java
+ * @run main/othervm KPEquals
+ */
+
+import sun.security.jgss.GSSUtil;
+
+import javax.security.auth.kerberos.KerberosKey;
+import javax.security.auth.kerberos.KerberosPrincipal;
+import javax.security.auth.kerberos.KeyTab;
+
+public class KPEquals {
+
+    public static void main(String[] args) throws Exception {
+        new OneKDC(null).writeJAASConf();
+        Context c = Context.fromJAAS("client");
+        Context s = Context.fromThinAir();
+        KerberosPrincipal kp = new KerberosPrincipal(
+                OneKDC.SERVER + "@" + OneKDC.REALM,
+                KerberosPrincipal.KRB_NT_SRV_INST);
+        s.s().getPrincipals().add(kp);
+        for (KerberosKey k: KeyTab.getInstance(kp).getKeys(kp)) {
+            s.s().getPrivateCredentials().add(k);
+        }
+        c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_KRB5_MECH_OID);
+        s.startAsServer(OneKDC.SERVER, GSSUtil.GSS_KRB5_MECH_OID);
+        Context.handshake(c, s);
+    }
+}