[jboss-jira] [JBoss JIRA] (ELY-846) Coverity: dereference null value in PermissionMapperDefinitions (Elytron subsystem)

[Ilia Vassilev (JIRA)]

     [ https://issues.jboss.org/browse/ELY-846?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ilia Vassilev reassigned ELY-846:
---------------------------------

    Assignee: Ilia Vassilev  (was: Darran Lofthouse)


> Coverity: dereference null value in PermissionMapperDefinitions (Elytron subsystem)
> -----------------------------------------------------------------------------------
>
>                 Key: ELY-846
>                 URL: https://issues.jboss.org/browse/ELY-846
>             Project: WildFly Elytron
>          Issue Type: Bug
>            Reporter: Josef Cacek
>            Assignee: Ilia Vassilev
>              Labels: static_analysis
>
> Coverity static-analysis scan found a possilbe method call on null object in the {{PermissionMapperDefinitions.createPermission}} method.
> https://scan7.coverity.com/reports.htm#v16159/p12663/fileInstanceId=6892117&defectInstanceId=1794524&mergedDefectId=1388481
> {code:java}
> Module currentModule = Module.getCallerModule();
> if (permission.getModule() != null) {
>     ModuleIdentifier mi = ModuleIdentifier.fromString(permission.getModule());
>     try {
>         currentModule = currentModule.getModule(mi);
> {code}
> The {{currentModule}} value returned from {{Module.getCallerModule()}} may be {{null}}. The {{getModule()}} method is called on it without the null-check.



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