[jira] [Closed] (FLINK-4258) Potential null pointer dereference in SavepointCoordinator#onFullyAcknowledgedCheckpoint

["Maximilian Michels (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-4258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Maximilian Michels closed FLINK-4258.
-------------------------------------
       Resolution: Fixed
         Assignee: Maximilian Michels
    Fix Version/s: 1.1.0

Thanks for reporting! Fixed with 884d3e2a4a894c79676a1b2cf0b1bd075550bbbd

> Potential null pointer dereference in SavepointCoordinator#onFullyAcknowledgedCheckpoint
> ----------------------------------------------------------------------------------------
>
>                 Key: FLINK-4258
>                 URL: https://issues.apache.org/jira/browse/FLINK-4258
>             Project: Flink
>          Issue Type: Bug
>            Reporter: Ted Yu
>            Assignee: Maximilian Michels
>             Fix For: 1.1.0
>
>
> {code}
>     if (promise == null) {
>       LOG.info("Pending savepoint with ID " + checkpoint.getCheckpointID() + "  has been " +
>           "removed before receiving acknowledgment.");
>     }
>     // Sanity check
>     if (promise.isCompleted()) {
>       throw new IllegalStateException("Savepoint promise completed");
> {code}
> Looks like a return statement is missing in the first if block above.



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