Re: [PATCH]: Propagate error code from devpts_pty_new

From: Serge E. Hallyn
Date: Thu Apr 17 2008 - 11:38:01 EST


Quoting sukadev@xxxxxxxxxx (sukadev@xxxxxxxxxx):
> From: Sukadev Bhattiprolu <sukadev@xxxxxxxxxx>
> Subject: [PATCH]: Propagate error code from devpts_pty_new
>
> Have ptmx_open() propagate any error code returned by devpts_pty_new()
> (which returns either 0 or -ENOMEM anyway).
>
> Signed-off-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxx>

Seems nice and non-contentuous.

Acked-by: Serge Hallyn <serue@xxxxxxxxxx>

thanks,
-serge

> ---
> drivers/char/tty_io.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> Index: 2.6.25-rc8-mm2/drivers/char/tty_io.c
> ===================================================================
> --- 2.6.25-rc8-mm2.orig/drivers/char/tty_io.c 2008-04-16 09:38:23.000000000 -0700
> +++ 2.6.25-rc8-mm2/drivers/char/tty_io.c 2008-04-16 09:51:11.000000000 -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");
--
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