[PATCH] add process_session() helper routine

Replace occurences of task->signal->session by a new process_session() helper
routine.

It will be useful for pid namespaces to abstract the session pid number.

Signed-off-by: Cedric Le Goater <clg@fr.ibm.com>
Cc: Kirill Korotaev <dev@openvz.org>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Herbert Poetzl <herbert@13thfloor.at>
Cc: Sukadev Bhattiprolu <sukadev@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index bac80056f7e0..4fdf52e9f3b1 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -1017,7 +1017,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
         /*
          * Info->count is now 1; so it's safe to sleep now.
          */
-        info->session = current->signal->session;
+        info->session = process_session(current);
         info->pgrp = process_group(current);
 
         if ((info->flags & ROCKET_INITIALIZED) == 0) {