NFSD: fix use-after-free on source server when doing inter-server copy
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 v5.15.75 by commit 83b94969751a691347606dbe6b1865efcfa5a643. For more details please see the references link.