wip

Author: mariofusco

src/main/java/com/fasterxml/jackson/core/util/BufferRecycler.java

@@ -201,6 +201,7 @@ BufferRecycler withPool(ObjectPool<BufferRecycler> pool) {
     public void close() {
         if (_pool != null) {
             _pool.release(this);
+            _pool = null;
         }
     }
 }