Github user srowen commented on a diff in the pull request: https://github.com/apache/spark/pull/19168#discussion_r137780881 --- Diff: core/src/main/scala/org/apache/spark/storage/ShuffleBlockFetcherIterator.scala --- @@ -157,7 +157,14 @@ final class ShuffleBlockFetcherIterator( private[storage] def releaseCurrentResultBuffer(): Unit = { // Release the current buffer if necessary if (currentResult != null) { --- End diff -- I can't evaluate the change, but, the 'null' case is now already handled by your `case _`
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