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ASF GitHub Bot commented on FLINK-6493: --------------------------------------- Github user tzulitai commented on the issue: https://github.com/apache/flink/pull/4328 Thanks! Alright, this looks good now, merging (will address my final own comment while merging)! > Ineffective null check in RegisteredOperatorBackendStateMetaInfo#equals() > ------------------------------------------------------------------------- > > Key: FLINK-6493 > URL: https://issues.apache.org/jira/browse/FLINK-6493 > Project: Flink > Issue Type: Bug > Components: State Backends, Checkpointing > Reporter: Ted Yu > Assignee: mingleizhang > Priority: Minor > Fix For: 1.4.0 > > > {code} > && ((partitionStateSerializer == null && ((Snapshot) > obj).getPartitionStateSerializer() == null) > || partitionStateSerializer.equals(((Snapshot) > obj).getPartitionStateSerializer())) > && ((partitionStateSerializerConfigSnapshot == null && ((Snapshot) > obj).getPartitionStateSerializerConfigSnapshot() == null) > || partitionStateSerializerConfigSnapshot.equals(((Snapshot) > obj).getPartitionStateSerializerConfigSnapshot())); > {code} > The null check for partitionStateSerializer / > partitionStateSerializerConfigSnapshot is in combination with another clause. > This may lead to NPE in the partitionStateSerializer.equals() call. -- This message was sent by Atlassian JIRA (v6.4.14#64029)