[KNOX-1132] Address Coverity Defects in gateway-service-remoteconfig

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.14.0
• Fix Version/s: 0.14.0
• Component/s: Server
• Labels: coverity
• Assignee: Philip Zampino
• Reporter: Philip Zampino
• Created: 30/Nov/17 18:15
• Updated: 28/Mar/19 14:07
• Resolved: 06/Dec/17 16:47

Description

A Coverity scan reported some "defects" in the recently-added gateway-service-remoteconfig module.

After review, the test code "defects" will not be addressed, but the following will:

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CID 1383366: Null pointer dereferences (NULL_RETURNS)
/gateway-service-remoteconfig/src/main/java/org/apache/hadoop/gateway/service/config/remote/zk/RemoteConfigurationRegistryJAASConfig.java: 106 in org.apache.hadoop.gateway.service.config.remote.zk.RemoteConfigurationRegistryJAASConfig.createEntry(org.apache.hadoop.gateway.service.config.remote.RemoteConfigurationRegistryConfig)()
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CID 1383364: Null pointer dereferences (NULL_RETURNS)
/gateway-service-remoteconfig/src/main/java/org/apache/hadoop/gateway/service/config/remote/zk/CuratorClientService.java: 339 in org.apache.hadoop.gateway.service.config.remote.zk.CuratorClientService$ChildEntryListenerAdapter.childEvent(org.apache.curator.framework.CuratorFramework, org.apache.curator.framework.recipes.cache.PathChildrenCacheEvent)()