linux-kernel - [PATCH 1/9] TTY: isicom, stop using port->tty

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Date:	Thu, 15 Nov 2012 09:49:48 +0100
From:	Jiri Slaby <jslaby@...e.cz>
To:	gregkh@...uxfoundation.org
Cc:	alan@...ux.intel.com, linux-kernel@...r.kernel.org,
	jirislaby@...il.com
Subject: [PATCH 1/9] TTY: isicom, stop using port->tty

Do not access unsafe port->tty pointer when we have a safe tty
already. Use the safe one.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
---
 drivers/tty/isicom.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/isicom.c b/drivers/tty/isicom.c
index d7492e1..5f3ecbc 100644
--- a/drivers/tty/isicom.c
+++ b/drivers/tty/isicom.c
@@ -603,7 +603,7 @@ static irqreturn_t isicom_interrupt(int irq, void *dev_id)
 			if (tty_port_cts_enabled(&port->port)) {
 				if (tty->hw_stopped) {
 					if (header & ISI_CTS) {
-						port->port.tty->hw_stopped = 0;
+						tty->hw_stopped = 0;
 						/* start tx ing */
 						port->status |= (ISI_TXOK
 							| ISI_CTS);
-- 
1.8.0


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