cxl/region: Fix cxl_region leak, cleanup targets at region delete
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 v6.0.8 by commit 45d9fb4b758b9d602ee7776eb6754b0349946aad, it was introduced in version v6.0 by commit b9686e8c8e39d4072081ef078c04915ee51c8af4. For more details please see the references link.