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https://issues.apache.org/jira/browse/FLINK-8075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ted Yu updated FLINK-8075:
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Summary: Lack of synchronization calling clone() in Configuration ctor
(was: Redundant clone() in Configuration ctor)
> 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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