staging: comedi: usbduxsigma: use comedi_cmd pointer

Use the local variable to access the comedi_cmd as a pointer instead
of getting to it from the comedi_subdevice pointer.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index 13f5644..ccc3ef7 100644 (file)
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -312,7 +312,7 @@ static void usbduxsigma_ai_urb_complete(struct urb *urb)
        }
 
        /* get the data from the USB bus and hand it over to comedi */
-       for (i = 0; i < s->async->cmd.chanlist_len; i++) {
+       for (i = 0; i < cmd->chanlist_len; i++) {
                /* transfer data, note first byte is the DIO state */
                val = be32_to_cpu(devpriv->in_buf[i+1]);
                val &= 0x00ffffff;      /* strip status byte */