serial: fsl_lpuart: remove build warning
commit 2a41bc2a2b
("tty: serial: fsl_lpuart: add polled console
functions") caused a build warning about an unused variable, so fix it.
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Nicolae Rosia <nicolae_rosia@mentor.com>
Cc: Stefan Golinschi <stefan.golinschi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -473,8 +473,6 @@ static int lpuart_poll_init(struct uart_port *port)
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static void lpuart_poll_put_char(struct uart_port *port, unsigned char c)
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{
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unsigned int status;
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/* drain */
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while (!(readb(port->membase + UARTSR1) & UARTSR1_TDRE))
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barrier();
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