diff options
author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2013-07-24 21:16:44 (GMT) |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-25 20:15:37 (GMT) |
commit | 903f4fde801343eb95e3f30cab24c50c9fe367c6 (patch) | |
tree | 6a8385c5e92b3fec00644ea0aa770fafd2c7189c | |
parent | 0b20d613afd0e1ba394c2b209a5f459c5f43e1ff (diff) | |
download | linux-fsl-qoriq-903f4fde801343eb95e3f30cab24c50c9fe367c6.tar.xz |
staging: comedi: usbdux: remove 'ifnum' from the private data
The 'ifnum' is only used during the attach of the device. Remove it
from the private data.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/staging/comedi/drivers/usbdux.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c index 8841944..c0c4a27 100644 --- a/drivers/staging/comedi/drivers/usbdux.c +++ b/drivers/staging/comedi/drivers/usbdux.c @@ -223,8 +223,6 @@ struct usbdux_private { int16_t *insn_buffer; /* output buffer for single DA outputs */ int16_t *out_buffer; - /* interface number */ - int ifnum; /* is it USB_SPEED_HIGH or not? */ short int high_speed; /* asynchronous command is running */ @@ -1896,7 +1894,6 @@ static int usbdux_auto_attach(struct comedi_device *dev, sema_init(&devpriv->sem, 1); - devpriv->ifnum = intf->altsetting->desc.bInterfaceNumber; usb_set_intfdata(intf, devpriv); devpriv->high_speed = (usb->speed == USB_SPEED_HIGH); @@ -1914,7 +1911,8 @@ static int usbdux_auto_attach(struct comedi_device *dev, return ret; /* setting to alternate setting 3: enabling iso ep and bulk ep. */ - ret = usb_set_interface(usb, devpriv->ifnum, 3); + ret = usb_set_interface(usb, intf->altsetting->desc.bInterfaceNumber, + 3); if (ret < 0) { dev_err(dev->class_dev, "could not set alternate setting 3 in high speed\n"); |