From c4e3f0c0ea7982538147baa3ffe5394e164530a8 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Wed, 4 Nov 2020 19:35:32 +0000 Subject: [PATCH] tty: serial: lpc32xx_hs: Remove unused variable 'tmp' MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Fixes the following W=1 kernel build warning(s): drivers/tty/serial/lpc32xx_hs.c: In function ‘__serial_uart_flush’: drivers/tty/serial/lpc32xx_hs.c:244:6: warning: variable ‘tmp’ set but not used [-Wunused-but-set-variable] Cc: Greg Kroah-Hartman Cc: Jiri Slaby Cc: Vladimir Zapolskiy Cc: Sylvain Lemieux Cc: Kevin Wells Cc: Roland Stigge Cc: linux-serial@vger.kernel.org Signed-off-by: Lee Jones Acked-by: Vladimir Zapolskiy Link: https://lore.kernel.org/r/20201104193549.4026187-20-lee.jones@linaro.org Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/lpc32xx_hs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/tty/serial/lpc32xx_hs.c b/drivers/tty/serial/lpc32xx_hs.c index b5898c9320361..1fa098d7aec4b 100644 --- a/drivers/tty/serial/lpc32xx_hs.c +++ b/drivers/tty/serial/lpc32xx_hs.c @@ -241,12 +241,11 @@ static unsigned int __serial_get_clock_div(unsigned long uartclk, static void __serial_uart_flush(struct uart_port *port) { - u32 tmp; int cnt = 0; while ((readl(LPC32XX_HSUART_LEVEL(port->membase)) > 0) && (cnt++ < FIFO_READ_LIMIT)) - tmp = readl(LPC32XX_HSUART_FIFO(port->membase)); + readl(LPC32XX_HSUART_FIFO(port->membase)); } static void __serial_lpc32xx_rx(struct uart_port *port) -- 2.30.2