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Diffstat (limited to 'src/login/logind-seat.c')
| -rw-r--r-- | src/login/logind-seat.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/login/logind-seat.c b/src/login/logind-seat.c index eac5a5f26b..b1a5ec30ef 100644 --- a/src/login/logind-seat.c +++ b/src/login/logind-seat.c @@ -408,6 +408,9 @@ int seat_attach_session(Seat *s, Session *session) { assert(session); assert(!session->seat); + if (!seat_has_vts(s) != !session->vtnr) + return -EINVAL; + session->seat = s; LIST_PREPEND(sessions_by_seat, s->sessions, session); |