USB: serial: ti_usb_3410_5052: remove unused variables

Remove variables affected but never read.

Also drop the now unused TI_SET_SERIAL_FLAGS define.

Signed-off-by: Mathieu OTHACEHE <m.othacehe@gmail.com>
[ johan: drop TI_SET_SERIAL_FLAGS ]
Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 5c7b27a04b56e47b4fadca987d091d0c6fef7e31..a8b9bdba314fdc7bba899a29368f085f6d8a61ed 100644 (file)
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -276,9 +276,6 @@ struct ti_firmware_header {
 
 #define TI_DEFAULT_CLOSING_WAIT        4000            /* in .01 secs */
 
-/* supported setserial flags */
-#define TI_SET_SERIAL_FLAGS    0
-
 /* read urb states */
 #define TI_READ_URB_RUNNING    0
 #define TI_READ_URB_STOPPING   1
@@ -292,7 +289,6 @@ struct ti_port {
        u8                      tp_shadow_mcr;
        u8                      tp_uart_mode;   /* 232 or 485 modes */
        unsigned int            tp_uart_base_addr;
-       int                     tp_flags;
        struct ti_device        *tp_tdev;
        struct usb_serial_port  *tp_port;
        spinlock_t              tp_lock;
@@ -306,7 +302,6 @@ struct ti_device {
        struct usb_serial       *td_serial;
        int                     td_is_3410;
        bool                    td_rs485_only;
-       int                     td_urb_error;
 };
 
 static int ti_startup(struct usb_serial *serial);
@@ -1157,11 +1152,9 @@ static void ti_interrupt_callback(struct urb *urb)
        case -ENOENT:
        case -ESHUTDOWN:
                dev_dbg(dev, "%s - urb shutting down, %d\n", __func__, status);
-               tdev->td_urb_error = 1;
                return;
        default:
                dev_err(dev, "%s - nonzero urb status, %d\n", __func__, status);
-               tdev->td_urb_error = 1;
                goto exit;
        }
 
@@ -1234,12 +1227,10 @@ static void ti_bulk_in_callback(struct urb *urb)
        case -ENOENT:
        case -ESHUTDOWN:
                dev_dbg(dev, "%s - urb shutting down, %d\n", __func__, status);
-               tport->tp_tdev->td_urb_error = 1;
                return;
        default:
                dev_err(dev, "%s - nonzero urb status, %d\n",
                        __func__, status);
-               tport->tp_tdev->td_urb_error = 1;
        }
 
        if (status == -EPIPE)
@@ -1294,12 +1285,10 @@ static void ti_bulk_out_callback(struct urb *urb)
        case -ENOENT:
        case -ESHUTDOWN:
                dev_dbg(&port->dev, "%s - urb shutting down, %d\n", __func__, status);
-               tport->tp_tdev->td_urb_error = 1;
                return;
        default:
                dev_err_console(port, "%s - nonzero urb status, %d\n",
                        __func__, status);
-               tport->tp_tdev->td_urb_error = 1;
        }
 
        /* send any buffered data */
@@ -1449,7 +1438,6 @@ static int ti_get_serial_info(struct ti_port *tport,
        ret_serial.type = PORT_16550A;
        ret_serial.line = port->minor;
        ret_serial.port = port->port_number;
-       ret_serial.flags = tport->tp_flags;
        ret_serial.xmit_fifo_size = kfifo_size(&port->write_fifo);
        ret_serial.baud_base = tport->tp_tdev->td_is_3410 ? 921600 : 460800;
        ret_serial.closing_wait = cwait;
@@ -1474,7 +1462,6 @@ static int ti_set_serial_info(struct tty_struct *tty, struct ti_port *tport,
        if (cwait != ASYNC_CLOSING_WAIT_NONE)
                cwait = msecs_to_jiffies(10 * new_serial.closing_wait);
 
-       tport->tp_flags = new_serial.flags & TI_SET_SERIAL_FLAGS;
        tport->tp_port->port.closing_wait = cwait;
 
        return 0;