fs: fix UAF/GPF bug in nilfsmdtdestroy
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 v5.4.218 by commit 70e4f70d54e0225f91814e8610477d65f33cefe4. For more details please see the references link.