[YARN-6512] Fix for FindBugs getProcessList() possible NPE

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Assignee: Wilfred Spiegelenburg
• Reporter: Wilfred Spiegelenburg
• Created: 22/Apr/17 19:18
• Updated: 26/Feb/20 05:29
• Resolved: 26/Apr/17 02:24

Description

Findbugs output:

Possible null pointer dereference in org.apache.hadoop.yarn.util.ProcfsBasedProcessTree.getProcessList() due to return value of called method
Bug type NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE
In class org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
In method org.apache.hadoop.yarn.util.ProcfsBasedProcessTree.getProcessList()
Value loaded from processDirs
Dereferenced at ProcfsBasedProcessTree.java:[line 487]
Known null at ProcfsBasedProcessTree.java:[line 484]

Issue Links

• duplicates: YARN-6517 Fix warnings from Spotbugs in hadoop-yarn-common
• relates to: HADOOP-14336 Cleanup findbugs warnings found by Spotbugs