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https://issues.apache.org/jira/browse/MAPREDUCE-3516?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13191124#comment-13191124
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Hadoop QA commented on MAPREDUCE-3516:
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-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12511487/MAPREDUCE-3516.patch
against trunk revision .
+1 @author. The patch does not contain any @author tags.
-1 tests included. The patch doesn't appear to include any new or modified
tests.
Please justify why no new tests are needed for this
patch.
Also please list what manual steps were performed to
verify this patch.
-1 patch. The patch command could not apply the patch.
Console output:
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/1651//console
This message is automatically generated.
> Possible NPE in org.apache.hadoop.mapred.MapTask.MapOutputBuffer.collect(K
> key, V value, int partition)
> -------------------------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-3516
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3516
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2
> Affects Versions: 0.20.1, 0.20.2, 0.20.203.0, 0.20.205.0, 0.23.0
> Reporter: Subroto Sanyal
> Assignee: Subroto Sanyal
> Attachments: MAPREDUCE-3516.patch
>
>
> *org.apache.hadoop.mapred.MapTask.MapOutputBuffer.collect* accepts a pair of
> Key and Value. There is chance that if somehow if a Null value or Key is
> passed to the method, we can end up having NPE.
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