[CRIU] [PATCH 09/14] tty: Make tty_setup_slavery to return error

[Cyrill Gorcunov]

In case if here no task found which would restore
controlling terminal -- exit with error instead of
continue with just error message.

Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
---
 cr-restore.c  |    4 +++-
 include/tty.h |    2 +-
 tty.c         |   14 +++++++++-----
 3 files changed, 13 insertions(+), 7 deletions(-)

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