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TTY: isicom, stop using port->tty

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

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2012-11-15 09:49:48 +01:00 committed by Greg Kroah-Hartman
parent 2dff8ad926
commit 7342c59a44
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/isicom.c
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@ -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);