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Commit 13b4353b authored by YueHaibing's avatar YueHaibing Committed by Greg Kroah-Hartman
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tty: serial: remove set but not used variable 'error' 



Fixes gcc '-Wunused-but-set-variable' warning:

drivers/tty/serial/pmac_zilog.c: In function 'pmz_receive_chars':
drivers/tty/serial/pmac_zilog.c:222:30: warning:
 variable 'error' set but not used [-Wunused-but-set-variable]

Signed-off-by: default avatarYueHaibing <yuehaibing@huawei.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 1cd25cbb

drivers/tty/serial/pmac_zilog.c

+1 −3
Original line number Diff line number Diff line
@@ -219,7 +219,7 @@ static void pmz_interrupt_control(struct uart_pmac_port *uap, int enable) 
static bool pmz_receive_chars(struct uart_pmac_port *uap)

{

	struct tty_port *port;

	unsigned char ch, r1, drop, error, flag;

	unsigned char ch, r1, drop, flag;

	int loops = 0;



	/* Sanity check, make sure the old bug is no longer happening */
@@ -231,7 +231,6 @@ static bool pmz_receive_chars(struct uart_pmac_port *uap) 
	port = &uap->port.state->port;



	while (1) {

		error = 0;

		drop = 0;



		r1 = read_zsreg(uap, R1);
@@ -273,7 +272,6 @@ static bool pmz_receive_chars(struct uart_pmac_port *uap) 
		uap->port.icount.rx++;



		if (r1 & (PAR_ERR | Rx_OVR | CRC_ERR | BRK_ABRT)) {

			error = 1;

			if (r1 & BRK_ABRT) {

				pmz_debug("pmz: got break !\n");

				r1 &= ~(PAR_ERR | CRC_ERR);