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https://issues.apache.org/jira/browse/FLINK-7402?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16168489#comment-16168489
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ASF GitHub Bot commented on FLINK-7402:
---------------------------------------
Github user asfgit closed the pull request at:
https://github.com/apache/flink/pull/4562
> Ineffective null check in NettyMessage#write()
> ----------------------------------------------
>
> Key: FLINK-7402
> URL: https://issues.apache.org/jira/browse/FLINK-7402
> Project: Flink
> Issue Type: Bug
> Components: Network
> Reporter: Ted Yu
> Priority: Minor
> Fix For: 1.4.0
>
>
> Here is the null check in finally block:
> {code}
> finally {
> if (buffer != null) {
> buffer.recycle();
> }
> {code}
> But buffer has been dereferenced in the try block without guard.
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