- Add plymouth-close: do not try to close negative fd.
- Add plymouth-close-unredirect.patch: do not leak fd when stopping
redirection of /dev/console (bnc#811185)
- Add plymouth-redirect-null.patch: redirect plymouth standard io
to /dev/null (bnc#811185)
- Add plymouth-exit-code.patch: ignore exit code in ExecStartPost.
- Add plymouth-terminal-session-close.patch: do no try to close
terminal session fd if already closed.