[jira] [Closed] (FLINK-8075) Lack of synchronization calling clone() in Configuration ctor

["Chesnay Schepler (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-8075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Chesnay Schepler closed FLINK-8075.
-----------------------------------
    Resolution: Not A Problem

This code is copied straight from hadoop for shading reasons. Any issues found should be reporter to the hadoop project.

> Lack of synchronization calling clone() in Configuration ctor
> -------------------------------------------------------------
>
>                 Key: FLINK-8075
>                 URL: https://issues.apache.org/jira/browse/FLINK-8075
>             Project: Flink
>          Issue Type: Bug
>            Reporter: Ted Yu
>            Priority: Minor
>
> In  flink-filesystems/flink-s3-fs-presto/src/main/java/org/apache/hadoop/conf/Configuration.java , at line 703:
> {code}
>   public Configuration(Configuration other) {
>     this.resources = (ArrayList<Resource>) other.resources.clone();
>     synchronized(other) {
>       if (other.properties != null) {
>         this.properties = (Properties)other.properties.clone();
>       }
> {code}
> The first clone() call is without synchronization and without null check.



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