tty/serial: pmac_zilog: Don't check port->sysrq

uart_handle_sysrq_char() already handles it.
Signed-off-by: Dmitry Safonov <dima@arista.com>
Link: https://lore.kernel.org/r/20191213000657.931618-31-dima@arista.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/pch_uart.c

@@ -584,10 +584,8 @@ static int pch_uart_hal_read(struct eg20t_port *priv, unsigned char *buf,
 			if (uart_handle_break(port))
 				continue;
 		}
-		if (port->sysrq) {
 		if (uart_handle_sysrq_char(port, rbr))
 			continue;
-		}
 
 		buf[i++] = rbr;
 	}