NFSD: fix use-after-free in nfsd4_ssc_setup_dul()
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 v5.15.91 by commit 0a27dcd5343026ac0cb168ee63304255372b7a36, it was introduced in version v5.14 by commit f4e44b393389c77958f7c58bf4415032b4cda15b. For more details please see the references link.