Commit 98aee0c9 authored by Chen Wandun's avatar Chen Wandun Committed by Greg Kroah-Hartman
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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: default avatarChen Wandun <chenwandun@huawei.com>
Link: https://lore.kernel.org/r/1574424258-138975-1-git-send-email-chenwandun@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e83c6587

drivers/tty/serial/samsung_tty.c

+2 −2
Original line number Diff line number Diff line
@@ -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);

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