Merge tag 'Smack-for-6.0' of https://github.com/cschaufler/smack-next

Pull msack updates from Casey Schaufler:
 "Two minor code clean-ups for Smack.

  One removes a touch of dead code and the other replaces an instance of
  kzalloc + strncpy with kstrndup"

* tag 'Smack-for-6.0' of https://github.com/cschaufler/smack-next:
  smack: Remove the redundant lsm_inode_alloc
  smack: Replace kzalloc + strncpy with kstrndup