diff options
Diffstat (limited to 'drivers/usb/serial/kobil_sct.c')
| -rw-r--r-- | drivers/usb/serial/kobil_sct.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index 0683b51..02a86db 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -358,24 +358,26 @@ static void kobil_close (struct usb_serial_port *port, struct file *filp) } -static void kobil_read_int_callback( struct urb *purb) +static void kobil_read_int_callback(struct urb *urb) { int result; - struct usb_serial_port *port = (struct usb_serial_port *) purb->context; + struct usb_serial_port *port = urb->context; struct tty_struct *tty; - unsigned char *data = purb->transfer_buffer; + unsigned char *data = urb->transfer_buffer; + int status = urb->status; // char *dbg_data; dbg("%s - port %d", __FUNCTION__, port->number); - if (purb->status) { - dbg("%s - port %d Read int status not zero: %d", __FUNCTION__, port->number, purb->status); + if (status) { + dbg("%s - port %d Read int status not zero: %d", + __FUNCTION__, port->number, status); return; } - - tty = port->tty; - if (purb->actual_length) { - + + tty = port->tty; + if (urb->actual_length) { + // BEGIN DEBUG /* dbg_data = kzalloc((3 * purb->actual_length + 10) * sizeof(char), GFP_KERNEL); @@ -390,15 +392,15 @@ static void kobil_read_int_callback( struct urb *purb) */ // END DEBUG - tty_buffer_request_room(tty, purb->actual_length); - tty_insert_flip_string(tty, data, purb->actual_length); + tty_buffer_request_room(tty, urb->actual_length); + tty_insert_flip_string(tty, data, urb->actual_length); tty_flip_buffer_push(tty); } // someone sets the dev to 0 if the close method has been called port->interrupt_in_urb->dev = port->serial->dev; - result = usb_submit_urb( port->interrupt_in_urb, GFP_ATOMIC ); + result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); dbg("%s - port %d Send read URB returns: %i", __FUNCTION__, port->number, result); } |