[PATCH 41/77] staging: comedi: usbduxsigma: move usb_set_intfdata(intf, NULL) to (*detach)
H Hartley Sweeten
hsweeten at visionengravers.com
Thu May 23 19:55:48 UTC 2013
For aesthetic reasons, move the clearing of the interface data to
the (*detach) since its set in the (*auto_attach).
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
drivers/staging/comedi/drivers/usbduxsigma.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index b879965..30ada7d 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -1521,10 +1521,6 @@ static void tidy_up(struct usbduxsigma_private *usbduxsub_tmp)
{
int i;
- /* shows the usb subsystem that the driver is down */
- if (usbduxsub_tmp->interface)
- usb_set_intfdata(usbduxsub_tmp->interface, NULL);
-
if (usbduxsub_tmp->urbIn) {
/* force unlink all urbs */
usbdux_ai_stop(usbduxsub_tmp, 1);
@@ -1847,6 +1843,7 @@ static int usbduxsigma_auto_attach(struct comedi_device *dev,
static void usbduxsigma_detach(struct comedi_device *dev)
{
+ struct usb_interface *intf = comedi_to_usb_interface(dev);
struct usbduxsigma_private *devpriv = dev->private;
if (!devpriv)
@@ -1856,6 +1853,8 @@ static void usbduxsigma_detach(struct comedi_device *dev)
usbdux_ai_stop(devpriv, devpriv->ai_cmd_running);
usbdux_ao_stop(devpriv, devpriv->ao_cmd_running);
+ usb_set_intfdata(intf, NULL);
+
down(&devpriv->sem);
tidy_up(devpriv);
up(&devpriv->sem);
--
1.8.1.4
More information about the devel
mailing list