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