1 files changed, 1 insertions, 7 deletions

diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 1c19f77ed541..14cac4a1ae8f 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -23,11 +23,9 @@
 /* The maximum number of ports one device can grab at once */
 #define MAX_NUM_PORTS           16
 
-/* parity check flag */
-#define RELEVANT_IFLAG(iflag)   (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
-
 /* USB serial flags */
 #define USB_SERIAL_WRITE_BUSY   0
+#define USB_SERIAL_THROTTLED    1
 
 /**
  * usb_serial_port: structure for the specific ports of a device.
@@ -67,8 +65,6 @@
  * @flags: usb serial port flags
  * @write_wait: a wait_queue_head_t used by the port.
  * @work: work queue entry for the line discipline waking up.
- * @throttled: nonzero if the read urb is inactive to throttle the device
- * @throttle_req: nonzero if the tty wants to throttle us
  * @dev: pointer to the serial device
  *
  * This structure is used by the usb-serial core and drivers for the specific
@@ -115,8 +111,6 @@ struct usb_serial_port {
         unsigned long           flags;
         wait_queue_head_t       write_wait;
         struct work_struct      work;
-        char                    throttled;
-        char                    throttle_req;
         unsigned long           sysrq; /* sysrq timeout */
         struct device           dev;
 };