linux-kernel - [01/49] TTY: Fix error return from tty_ldisc

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Message-Id: <20110105230323.419831074@clark.site>
Date:	Wed, 05 Jan 2011 15:00:19 -0800
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Jiri Slaby <jslaby@...e.cz>, Alan Cox <alan@...ux.intel.com>,
	Ben Hutchings <ben@...adent.org.uk>
Subject: [01/49] TTY: Fix error return from tty_ldisc_open()

2.6.32-longterm review patch.  If anyone has any objections, please let us know.

------------------


The backported version of "TTY: ldisc, fix open flag handling" in
2.6.32.27 causes tty_ldisc_open() to return 0 on error.  Fix that.

Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
Cc: Jiri Slaby <jslaby@...e.cz>
Cc: Alan Cox <alan@...ux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/char/tty_ldisc.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/char/tty_ldisc.c
+++ b/drivers/char/tty_ldisc.c
@@ -451,6 +451,7 @@ static int tty_ldisc_open(struct tty_str
 		ret = ld->ops->open(tty);
 		if (ret)
 			clear_bit(TTY_LDISC_OPEN, &tty->flags);
+		return ret;
 	}
 	return 0;
 }


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