diff --git a/drivers/tty/tty_baudrate.c b/drivers/tty/tty_baudrate.c
index 3e827a3d48d5..7576ceace571 100644
--- a/drivers/tty/tty_baudrate.c
+++ b/drivers/tty/tty_baudrate.c
@@ -100,11 +100,11 @@ speed_t tty_termios_input_baud_rate(struct ktermios *termios)
 
 	if (cbaud == B0)
 		return tty_termios_baud_rate(termios);
-
+#ifdef BOTHER
 	/* Magic token for arbitrary speed via c_ispeed*/
 	if (cbaud == BOTHER)
 		return termios->c_ispeed;
-
+#endif
 	if (cbaud & CBAUDEX) {
 		cbaud &= ~CBAUDEX;
 
@@ -114,9 +114,9 @@ speed_t tty_termios_input_baud_rate(struct ktermios *termios)
 			cbaud += 15;
 	}
 	return baud_table[cbaud];
-#else
+#else	/* IBSHIFT */
 	return tty_termios_baud_rate(termios);
-#endif
+#endif	/* IBSHIFT */
 }
 EXPORT_SYMBOL(tty_termios_input_baud_rate);
 
@@ -156,10 +156,11 @@ void tty_termios_encode_baud_rate(struct ktermios *termios,
 	termios->c_ispeed = ibaud;
 	termios->c_ospeed = obaud;
 
-#ifdef BOTHER
+#ifdef IBSHIFT
 	if ((termios->c_cflag >> IBSHIFT) & CBAUD)
 		ibinput = 1;	/* An input speed was specified */
-
+#endif
+#ifdef BOTHER
 	/* If the user asked for a precise weird speed give a precise weird
 	   answer. If they asked for a Bfoo speed they may have problems
 	   digesting non-exact replies so fuzz a bit */