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https://issues.apache.org/jira/browse/HBASE-10182?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13851942#comment-13851942
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Hudson commented on HBASE-10182:
--------------------------------
FAILURE: Integrated in hbase-0.96-hadoop2 #154 (See
[https://builds.apache.org/job/hbase-0.96-hadoop2/154/])
HBASE-10182 Potential null object deference in AssignmentManager#handleRegion()
(jxiang: rev 1551818)
*
/hbase/branches/0.96/hbase-server/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java
> Potential null object deference in AssignmentManager#handleRegion()
> -------------------------------------------------------------------
>
> Key: HBASE-10182
> URL: https://issues.apache.org/jira/browse/HBASE-10182
> Project: HBase
> Issue Type: Bug
> Reporter: Ted Yu
> Assignee: Jimmy Xiang
> Priority: Trivial
> Fix For: 0.98.0, 0.96.2, 0.99.0
>
> Attachments: trunk-10182.patch
>
>
> Here is the related code, starting line 921:
> {code}
> if (regionState == null
> || !regionState.isPendingOpenOrOpeningOnServer(sn)) {
> LOG.warn("Received OPENED for " + prettyPrintedRegionName
> + " from " + sn + " but the region isn't PENDING_OPEN/OPENING
> here: "
> + regionStates.getRegionState(encodedName));
> // Close it without updating the internal region states,
> // so as not to create double assignments in unlucky scenarios
> // mentioned in OpenRegionHandler#process
> unassign(regionState.getRegion(), null, -1, null, false, sn);
> {code}
> If regionState is null, we should not dereference it.
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