[YARN-10466] Fix NullPointerException in yarn-services Component.java

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.1
• Fix Version/s: 3.4.0, 3.3.1
• Component/s: yarn-service
• Target Version/s: 3.4.0, 3.3.1
• Hadoop Flags: Reviewed
• Assignee: D M Murali Krishna Reddy
• Reporter: D M Murali Krishna Reddy
• Created: 19/Oct/20 19:23
• Updated: 11/Feb/24 13:58
• Resolved: 30/Mar/21 08:29

Description

Due to changes in YARN-10219   where the constraint is initialised as null, there might be few scenarios in which NPE can be thrown  in requestContainers method.