diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index 759a3bbec1838..7aeb48a185763 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -309,14 +309,12 @@ static int rs_getserial(struct tty_struct *tty, struct serial_struct *ss)
 
 static int rs_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg)
 {
-	if ((cmd != TIOCSERCONFIG) && (cmd != TIOCSERGSTRUCT) &&
-	    (cmd != TIOCMIWAIT)) {
+	if ((cmd != TIOCSERCONFIG) && (cmd != TIOCMIWAIT)) {
 		if (tty_io_error(tty))
 		    return -EIO;
 	}
 
 	switch (cmd) {
-	case TIOCSERGSTRUCT:
 	case TIOCMIWAIT:
 		return 0;
 	case TIOCSERCONFIG:
diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c
index 6992adf826f4a..8330fd809a05f 100644
--- a/drivers/tty/amiserial.c
+++ b/drivers/tty/amiserial.c
@@ -1215,7 +1215,7 @@ static int rs_ioctl(struct tty_struct *tty,
 	if (serial_paranoia_check(info, tty->name, "rs_ioctl"))
 		return -ENODEV;
 
-	if ((cmd != TIOCSERCONFIG) && (cmd != TIOCSERGSTRUCT) &&
+	if ((cmd != TIOCSERCONFIG) &&
 	    (cmd != TIOCMIWAIT) && (cmd != TIOCGICOUNT)) {
 		if (tty_io_error(tty))
 		    return -EIO;
@@ -1228,12 +1228,6 @@ static int rs_ioctl(struct tty_struct *tty,
 		case TIOCSERGETLSR: /* Get line status register */
 			return get_lsr_info(info, argp);
 
-		case TIOCSERGSTRUCT:
-			if (copy_to_user(argp,
-					 info, sizeof(struct serial_state)))
-				return -EFAULT;
-			return 0;
-
 		/*
 		 * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change
 		 * - mask passed in arg for lines of interest
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index ba4f59389405d..0c7d31c6c18cc 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -839,10 +839,6 @@ static int rfcomm_tty_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned l
 		BT_DBG("TIOCMIWAIT");
 		break;
 
-	case TIOCSERGSTRUCT:
-		BT_ERR("TIOCSERGSTRUCT is not supported");
-		return -ENOIOCTLCMD;
-
 	case TIOCSERGETLSR:
 		BT_ERR("TIOCSERGETLSR is not supported");
 		return -ENOIOCTLCMD;