powerpc/xics: fix refcount leak in icpopalinit()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.318 by commit 977dbc81d0f866ef63b93c127b7404f07734b3cc. For more details please see the references link.