staging: comedi: addi_apci_2200: remove devpriv allocation

The 'devpriv' is not used in this driver. Remove it's allocation
in the auto_attach and the check for it in the detach.

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>

1 files changed, 2 insertions, 11 deletions

diff --git a/drivers/staging/comedi/drivers/addi_apci_2200.c b/drivers/staging/comedi/drivers/addi_apci_2200.c
index 99a206aa5ab4..7ea0dc673b5c 100644
--- a/drivers/staging/comedi/drivers/addi_apci_2200.c
+++ b/drivers/staging/comedi/drivers/addi_apci_2200.c
@@ -81,7 +81,6 @@ static int apci2200_auto_attach(struct comedi_device *dev,
 {
         struct pci_dev *pcidev = comedi_to_pci_dev(dev);
         const struct addi_board *this_board;
-        struct addi_private *devpriv;
         struct comedi_subdevice *s;
         int ret, n_subdevices;
 
@@ -91,11 +90,6 @@ static int apci2200_auto_attach(struct comedi_device *dev,
         dev->board_ptr = this_board;
         dev->board_name = this_board->pc_DriverName;
 
-        devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
-        if (!devpriv)
-                return -ENOMEM;
-        dev->private = devpriv;
-
         ret = comedi_pci_enable(pcidev, dev->board_name);
         if (ret)
                 return ret;
@@ -154,12 +148,9 @@ static int apci2200_auto_attach(struct comedi_device *dev,
 static void apci2200_detach(struct comedi_device *dev)
 {
         struct pci_dev *pcidev = comedi_to_pci_dev(dev);
-        struct addi_private *devpriv = dev->private;
 
-        if (devpriv) {
-                if (dev->iobase)
-                        apci2200_reset(dev);
-        }
+        if (dev->iobase)
+                apci2200_reset(dev);
         if (dev->subdevices)
                 addi_watchdog_cleanup(&dev->subdevices[4]);
         if (pcidev) {