--- a/src/java.base/share/classes/java/util/concurrent/Exchanger.java	Wed Nov 28 15:25:14 2018 -0800
+++ b/src/java.base/share/classes/java/util/concurrent/Exchanger.java	Wed Nov 28 15:25:14 2018 -0800
@@ -564,8 +564,8 @@
         Object item = (x == null) ? NULL_ITEM : x; // translate null args
         if (((a = arena) != null ||
              (v = slotExchange(item, false, 0L)) == null) &&
-            ((Thread.interrupted() || // disambiguates null return
-              (v = arenaExchange(item, false, 0L)) == null)))
+            (Thread.interrupted() || // disambiguates null return
+             (v = arenaExchange(item, false, 0L)) == null))
             throw new InterruptedException();
         return (v == NULL_ITEM) ? null : (V)v;
     }
@@ -620,8 +620,8 @@
         long ns = unit.toNanos(timeout);
         if ((arena != null ||
              (v = slotExchange(item, true, ns)) == null) &&
-            ((Thread.interrupted() ||
-              (v = arenaExchange(item, true, ns)) == null)))
+            (Thread.interrupted() ||
+             (v = arenaExchange(item, true, ns)) == null))
             throw new InterruptedException();
         if (v == TIMED_OUT)
             throw new TimeoutException();