Ted Yu created HDFS-6415:
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Summary: Missing null check in
FSImageSerialization#writePermissionStatus()
Key: HDFS-6415
URL: https://issues.apache.org/jira/browse/HDFS-6415
Project: Hadoop HDFS
Issue Type: Bug
Reporter: Ted Yu
Priority: Minor
{code}
PermissionStatus.write(out, inode.getUserName(), inode.getGroupName(), p);
{code}
getUserName() / getGroupName() may return null.
null check should be added for these two calls.
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