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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-10542) Potential null pointer dereference in Jets3tFileSystemStore#retrieveBlock()
Date Sat, 17 Jan 2015 14:26:35 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-10542?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ted Yu updated HADOOP-10542:
----------------------------
    Status: Patch Available  (was: Open)

> Potential null pointer dereference in Jets3tFileSystemStore#retrieveBlock()
> ---------------------------------------------------------------------------
>
>                 Key: HADOOP-10542
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10542
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs/s3
>    Affects Versions: 2.6.0
>            Reporter: Ted Yu
>            Assignee: Ted Yu
>            Priority: Minor
>         Attachments: hadoop-10542-001.patch
>
>
> {code}
>       in = get(blockToKey(block), byteRangeStart);
>       out = new BufferedOutputStream(new FileOutputStream(fileBlock));
>       byte[] buf = new byte[bufferSize];
>       int numRead;
>       while ((numRead = in.read(buf)) >= 0) {
> {code}
> get() may return null.
> The while loop dereferences in without null check.



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