src/java.base/share/classes/sun/nio/fs/NativeBuffers.java

*** 105,122 ****
          }
          // Otherwise replace a smaller one in the cache if such exists
          for (int i=0; i<TEMP_BUF_POOL_SIZE; i++) {
              NativeBuffer existing = buffers[i];
              if (existing.size() < buffer.size()) {
!                 existing.cleaner().clean();
                  buffers[i] = buffer;
                  return;
              }
          }
  
          // free it
!         buffer.cleaner().clean();
      }
  
      /**
       * Copies a byte array and zero terminator into a given native buffer.
       */
--- 105,122 ----
          }
          // Otherwise replace a smaller one in the cache if such exists
          for (int i=0; i<TEMP_BUF_POOL_SIZE; i++) {
              NativeBuffer existing = buffers[i];
              if (existing.size() < buffer.size()) {
!                 existing.cleanable().clean();
                  buffers[i] = buffer;
                  return;
              }
          }
  
          // free it
!         buffer.cleanable().clean();
      }
  
      /**
       * Copies a byte array and zero terminator into a given native buffer.
       */