USB: serial: cypress_m8: remove unused variable

The variable havedata was only being set but never used afterwards.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index bbeeb2b..90110de 100644 (file)
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -1069,7 +1069,6 @@ static void cypress_read_int_callback(struct urb *urb)
        unsigned char *data = urb->transfer_buffer;
        unsigned long flags;
        char tty_flag = TTY_NORMAL;
-       int havedata = 0;
        int bytes = 0;
        int result;
        int i = 0;
@@ -1118,16 +1117,12 @@ static void cypress_read_int_callback(struct urb *urb)
                priv->current_status = data[0] & 0xF8;
                bytes = data[1] + 2;
                i = 2;
-               if (bytes > 2)
-                       havedata = 1;
                break;
        case packet_format_2:
                /* This is for the CY7C63743... */
                priv->current_status = data[0] & 0xF8;
                bytes = (data[0] & 0x07) + 1;
                i = 1;
-               if (bytes > 1)
-                       havedata = 1;
                break;
        }
        spin_unlock_irqrestore(&priv->lock, flags);