USB: pl2303: fix DTR/RTS being raised on baud rate change
DTR/RTS should only be raised when changing baudrate from B0 and not on any baud rate change (> B0). Reported-by: Søren Holm <sgh@sgh.dk> Cc: stable <stable@vger.kernel.org> Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -420,7 +420,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
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control = priv->line_control;
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if ((cflag & CBAUD) == B0)
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priv->line_control &= ~(CONTROL_DTR | CONTROL_RTS);
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else
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else if ((old_termios->c_cflag & CBAUD) == B0)
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priv->line_control |= (CONTROL_DTR | CONTROL_RTS);
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if (control != priv->line_control) {
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control = priv->line_control;
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