tty: Use termios c_*flag macros

Expressions of the form "tty->termios.c_*flag & FLAG"
are more clearly expressed with the termios flags macros,
I_FLAG(), C_FLAG(), O_FLAG(), and L_FLAG().

Convert treewide.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Acked-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 78b4f64..2eddbe5 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -1308,7 +1308,7 @@
 	}
 
 	/* if we are implementing RTS/CTS, toggle that line */
-	if (tty->termios.c_cflag & CRTSCTS) {
+	if (C_CRTSCTS(tty)) {
 		mos7720_port->shadowMCR &= ~UART_MCR_RTS;
 		write_mos_reg(port->serial, port->port_number, MOS7720_MCR,
 			      mos7720_port->shadowMCR);
@@ -1338,7 +1338,7 @@
 	}
 
 	/* if we are implementing RTS/CTS, toggle that line */
-	if (tty->termios.c_cflag & CRTSCTS) {
+	if (C_CRTSCTS(tty)) {
 		mos7720_port->shadowMCR |= UART_MCR_RTS;
 		write_mos_reg(port->serial, port->port_number, MOS7720_MCR,
 			      mos7720_port->shadowMCR);