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Posted to common-issues@hadoop.apache.org by "Jitendra Nath Pandey (JIRA)" <ji...@apache.org> on 2011/03/08 01:02:59 UTC

[jira] Updated: (HADOOP-6912) Guard against NPE when calling UGI.isLoginKeytabBased()

     [ https://issues.apache.org/jira/browse/HADOOP-6912?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jitendra Nath Pandey updated HADOOP-6912:
-----------------------------------------

    Status: Open  (was: Patch Available)

> Guard against NPE when calling UGI.isLoginKeytabBased()
> -------------------------------------------------------
>
>                 Key: HADOOP-6912
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6912
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>            Reporter: Kan Zhang
>            Assignee: Kan Zhang
>         Attachments: c6912-01.patch
>
>
> NPE can happen when isLoginKeytabBased() is called before a login is performed. See MAPREDUCE-1992 for an example.

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