Pull nfsd fixes from Chuck Lever:
- Address a few recently-introduced issues
* tag 'nfsd-6.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux:
SUNRPC: Revert 5f7fc5d69f
NFSD: Revert 738401a9bd
NFSD: Revert 6c41d9a9bd
nfsd: hold nfsd_mutex across entire netlink operation
nfsd: call nfsd_last_thread() before final nfsd_put()