linux-kernel - [PATCH 1/1] Char: nozomi, fix tty->count counting

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Date:	Thu, 29 Jul 2010 11:09:47 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	gregkh@...e.de
Cc:	jirislaby@...il.com, linux-kernel@...r.kernel.org,
	Jiri Slaby <jslaby@...e.cz>, Alan Cox <alan@...ux.intel.com>
Subject: [PATCH 1/1] Char: nozomi, fix tty->count counting

Currently ntty_install omits to increment tty count and we get the
following warnings:
Warning: dev (noz2) tty->count(0) != #fd's(1) in tty_open

So to fix that, add one tty->count++ there.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
Cc: Alan Cox <alan@...ux.intel.com>
---
 drivers/char/nozomi.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/char/nozomi.c b/drivers/char/nozomi.c
index d578449..7f9b858 100644
--- a/drivers/char/nozomi.c
+++ b/drivers/char/nozomi.c
@@ -1611,6 +1611,7 @@ static int ntty_install(struct tty_driver *driver, struct tty_struct *tty)
 	ret = tty_init_termios(tty);
 	if (ret == 0) {
 		tty_driver_kref_get(driver);
+		tty->count++;
 		driver->ttys[tty->index] = tty;
 	}
 	return ret;
-- 
1.7.2


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