USB: serial: remove unused MSR-wait queue
authorJohan Hovold <jhovold@gmail.com>
Thu, 21 Mar 2013 11:37:35 +0000 (12:37 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 25 Mar 2013 20:54:30 +0000 (13:54 -0700)
Remove the port MSR-wait queue now that all drivers have been migrated
to the tty-port queue.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
include/linux/usb/serial.h

index c786ee7fca8f553ccc6e71149b990a3ab8fc5b38..b9b0f7b4e43b81c4829802b5f0eea0cd0713974d 100644 (file)
@@ -68,7 +68,6 @@
  *     port.
  * @flags: usb serial port flags
  * @write_wait: a wait_queue_head_t used by the port.
- * @delta_msr_wait: modem-status-change wait queue
  * @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
@@ -116,7 +115,6 @@ struct usb_serial_port {
 
        unsigned long           flags;
        wait_queue_head_t       write_wait;
-       wait_queue_head_t       delta_msr_wait;
        struct work_struct      work;
        char                    throttled;
        char                    throttle_req;