powerpc/fixmap: Fix VM debug warning on unmap
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 v5.16.10 by commit 033fd42c18d9b2121595b6f1e8419a115f9ac5b7. For more details please see the references link.