staging: sb105x: move dereference under IS_ERR() check

Avoid dereverencing the ERR_PTR() by shifting the dereference down a
couple lines.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter 2013-01-09 10:10:59 +03:00 committed by Greg Kroah-Hartman
parent 2fbedf67ed
commit 8441bf5e06

View File

@ -1563,13 +1563,13 @@ static int mp_open(struct tty_struct *tty, struct file *filp)
state = uart_get(drv, line);
mtpt = (struct mp_port *)state->port;
if (IS_ERR(state)) {
retval = PTR_ERR(state);
goto fail;
}
mtpt = (struct mp_port *)state->port;
tty->driver_data = state;
tty->low_latency = (state->port->flags & UPF_LOW_LATENCY) ? 1 : 0;
tty->alt_speed = 0;