[CRIU] [PATCH 4/5] files: Call for tty migration helpers in prepare_fds

[Cyrill Gorcunov]

When we start restoring file descriptors we might may
still need some standart streams opened for tty migration,
so call for appropriate tty layer helpers here.

Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
---
 files.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/files.c b/files.c
index 8c01f68..d49ba18 100644
--- a/files.c
+++ b/files.c
@@ -518,9 +518,13 @@ int prepare_fds(struct pstree_item *me)
 	u32 ret;
 	int state;
 
+	ret = tty_prep_fds();
+	if (ret)
+		goto err;
+
 	ret = close_old_fds(me);
 	if (ret)
-		return ret;
+		goto err;
 
 	pr_info("Opening fdinfo-s\n");
 
@@ -547,6 +551,8 @@ int prepare_fds(struct pstree_item *me)
 			break;
 	}
 
+err:
+	tty_fini_fds();
 	return ret;
 }
 
-- 
1.7.7.6