[jira] [Created] (HBASE-15848) Fix possible null point dereference in RSGroupBasedLoadBalancer#getMisplacedRegions()

[Stephen Yuan Jiang (JIRA)]

Stephen Yuan Jiang created HBASE-15848:
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             Summary: Fix possible null point dereference in 
RSGroupBasedLoadBalancer#getMisplacedRegions()
                 Key: HBASE-15848
                 URL: https://issues.apache.org/jira/browse/HBASE-15848
             Project: HBase
          Issue Type: Bug
          Components: regionserver
    Affects Versions: 2.0.0
            Reporter: Stephen Yuan Jiang
            Assignee: Stephen Yuan Jiang
            Priority: Trivial
             Fix For: 2.0.0


Possible null pointer dereference of local variable 'info' in the function 
RSGroupBasedLoadBalancer#getMisplacedRegions():

{code}

      if (assignedServer != null &&
          (info == null || !info.containsServer(assignedServer.getHostPort()))) 
{
        LOG.debug("Found misplaced region: " + region.getRegionNameAsString() +
            " on server: " + assignedServer +
            " found in group: " +
            RSGroupInfoManager.getRSGroupOfServer(assignedServer.getHostPort()) 
+
            " outside of group: " + info.getName());
        misplacedRegions.add(region);
      }
{code}



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