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https://issues.apache.org/jira/browse/HIVE-1456?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12887296#action_12887296
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Alexey Diomin commented on HIVE-1456:
-------------------------------------

why we then check null on row 147 if LOG always not null ?

> potentail NullPointerException
> ------------------------------
>
>                 Key: HIVE-1456
>                 URL: https://issues.apache.org/jira/browse/HIVE-1456
>             Project: Hadoop Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Alexey Diomin
>            Priority: Trivial
>             Fix For: 0.5.1
>
>         Attachments: HIVE-1456.patch
>
>
> in ql/src/java/org/apache/hadoop/hive/ql/exec/SMBMapJoinOperator.java not 
> check input arguments on null

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