ceph: fix inode reference leakage in ceph_get_snapdir()
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 v5.15.34 by commit 3ae7163598c611a8892698e0c056fe794e52b44b. For more details please see the references link.