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https://issues.apache.org/jira/browse/HADOOP-1359?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hairong Kuang updated HADOOP-1359:
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    Status: Patch Available  (was: Open)

> Variable dereferenced then later checked for null
> -------------------------------------------------
>
>                 Key: HADOOP-1359
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1359
>             Project: Hadoop
>          Issue Type: Bug
>          Components: dfs
>    Affects Versions: 0.12.3
>            Reporter: Nigel Daley
>         Assigned To: Hairong Kuang
>            Priority: Minor
>             Fix For: 0.14.0
>
>         Attachments: fsck.patch, fsck.patch
>
>
> NamenodeFsck.java
> line 174 dereferences the variable 'locs'
> line 191 checks if 'locs' is null

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