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https://issues.apache.org/jira/browse/HDFS-6206?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13963559#comment-13963559
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Arpit Agarwal commented on HDFS-6206:
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+1 for the patch.
> DFSUtil.substituteForWildcardAddress may throw NPE
> --------------------------------------------------
>
> Key: HDFS-6206
> URL: https://issues.apache.org/jira/browse/HDFS-6206
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Tsz Wo Nicholas Sze
> Assignee: Tsz Wo Nicholas Sze
> Attachments: h6206_20140408.patch
>
>
> InetSocketAddress.getAddress() may return null if the address null is
> unresolved. In such case, DFSUtil.substituteForWildcardAddress may throw NPE.
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