[PATCH 1/7][v2]: Propagate error code from devpts_pty_new

[sukadev-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org]

From: Sukadev Bhattiprolu <sukadev-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Subject: [PATCH 1/7][v2]: Propagate error code from devpts_pty_new

Have ptmx_open() propagate any error code returned by devpts_pty_new().

Signed-off-by: Sukadev Bhattiprolu <sukadev-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: Cedric Le Goater <clg-NmTC/0ZBporQT0dZR+AlfA@public.gmane.org>
Cc: Dave Hansen <haveblue-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: Serge Hallyn <serue-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: containers-qjLDD68F18O7TbgM5vRIOg@public.gmane.org
---
 drivers/char/tty_io.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: 2.6.25-rc5-mm1/drivers/char/tty_io.c
===================================================================
--- 2.6.25-rc5-mm1.orig/drivers/char/tty_io.c	2008-03-21 20:13:38.000000000 -0700
+++ 2.6.25-rc5-mm1/drivers/char/tty_io.c	2008-03-24 20:04:07.000000000 -0700
@@ -2835,8 +2835,8 @@ static int ptmx_open(struct inode *inode
 	filp->private_data = tty;
 	file_move(filp, &tty->tty_files);
 
-	retval = -ENOMEM;
-	if (devpts_pty_new(tty->link))
+	retval = devpts_pty_new(tty->link);
+	if (retval)
 		goto out1;
 
 	check_tty_count(tty, "tty_open");