diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 3dc93b542b30634cd23bbbe012b16034c84f6449..1ac7e802b4b65688ccefe704794809aa96bf965b 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -860,7 +860,7 @@ static int update_mctrl(struct usb_serial_port *port, unsigned int set,
 
 	kfree(buf);
 	if (rv < 0) {
-		err("%s Error from MODEM_CTRL urb: DTR %s, RTS %s",
+		dbg("%s Error from MODEM_CTRL urb: DTR %s, RTS %s",
 				__func__,
 				(set & TIOCM_DTR) ? "HIGH" :
 				(clear & TIOCM_DTR) ? "LOW" : "unchanged",
@@ -2256,7 +2256,7 @@ static int ftdi_tiocmget(struct tty_struct *tty, struct file *file)
 			   0, 0,
 			   buf, 1, WDR_TIMEOUT);
 		if (ret < 0) {
-			err("%s Could not get modem status of device - err: %d", __func__,
+			dbg("%s Could not get modem status of device - err: %d", __func__,
 			    ret);
 			return ret;
 		}
@@ -2275,7 +2275,7 @@ static int ftdi_tiocmget(struct tty_struct *tty, struct file *file)
 				   0, priv->interface,
 				   buf, 2, WDR_TIMEOUT);
 		if (ret < 0) {
-			err("%s Could not get modem status of device - err: %d", __func__,
+			dbg("%s Could not get modem status of device - err: %d", __func__,
 			    ret);
 			return ret;
 		}