From: Chen Wandun Date: Fri, 22 Nov 2019 12:04:18 +0000 (+0800) Subject: tty: serial: samsung: remove variable 'ufstat' set but not used X-Git-Tag: v5.10.7~3371^2~140 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=98aee0c9444e5a5ce6de22cebc8071c8e140bcda;p=platform%2Fkernel%2Flinux-rpi.git tty: serial: samsung: remove variable 'ufstat' set but not used Fixes gcc '-Wunused-but-set-variable' warning: drivers/tty/serial/samsung_tty.c: In function s3c24xx_serial_rx_chars_dma: drivers/tty/serial/samsung_tty.c:549:24: warning: variable ufstat set but not used [-Wunused-but-set-variable] Signed-off-by: Chen Wandun Link: https://lore.kernel.org/r/1574424258-138975-1-git-send-email-chenwandun@huawei.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 83fd516..ab3c7d1 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -546,7 +546,7 @@ static void s3c24xx_serial_rx_drain_fifo(struct s3c24xx_uart_port *ourport); static irqreturn_t s3c24xx_serial_rx_chars_dma(void *dev_id) { - unsigned int utrstat, ufstat, received; + unsigned int utrstat, received; struct s3c24xx_uart_port *ourport = dev_id; struct uart_port *port = &ourport->port; struct s3c24xx_uart_dma *dma = ourport->dma; @@ -556,7 +556,7 @@ static irqreturn_t s3c24xx_serial_rx_chars_dma(void *dev_id) struct dma_tx_state state; utrstat = rd_regl(port, S3C2410_UTRSTAT); - ufstat = rd_regl(port, S3C2410_UFSTAT); + rd_regl(port, S3C2410_UFSTAT); spin_lock_irqsave(&port->lock, flags);