slfan1989 opened a new pull request, #6420:
URL: https://github.com/apache/hadoop/pull/6420
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### Description of PR
JIRA: HDFS-17326. Fix NameNode Spotbugs.
While preparing for 3.5.0 development, the report showed that there was a
sputbug in NameNode.
[SpotBugs
Report](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-6411/1/artifact/out/branch-spotbugs-root-warnings.html)
```
Code Warning
DLS Dead store to sharedDirs in
org.apache.hadoop.hdfs.server.namenode.NameNode.format(Configuration, boolean,
boolean)
[Bug type DLS_DEAD_LOCAL_STORE (click for
details)](https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-6411/1/artifact/out/branch-spotbugs-root-warnings.html#DLS_DEAD_LOCAL_STORE)
In class org.apache.hadoop.hdfs.server.namenode.NameNode
In method
org.apache.hadoop.hdfs.server.namenode.NameNode.format(Configuration, boolean,
boolean)
Local variable named sharedDirs
At NameNode.java:[line 1383]
```
### How was this patch tested?
### For code changes:
- [ ] Does the title or this PR starts with the corresponding JIRA issue id
(e.g. 'HADOOP-17799. Your PR title ...')?
- [ ] Object storage: have the integration tests been executed and the
endpoint declared according to the connector-specific documentation?
- [ ] If adding new dependencies to the code, are these dependencies
licensed in a way that is compatible for inclusion under [ASF
2.0](http://www.apache.org/legal/resolved.html#category-a)?
- [ ] If applicable, have you updated the `LICENSE`, `LICENSE-binary`,
`NOTICE-binary` files?
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