staging: comedi: ni_6527: move ni6527_driver

Move the `struct comedi_driver ni6527_driver` variable further down the
function to be closer to the `module_comedi_pci_driver()` module call
and to avoid having to forward declare `ni6527_attach()` and
`ni6527_detach()`.

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

drivers/staging/comedi/drivers/ni_6527.c

@@ -78,16 +78,6 @@ Updated: Sat, 25 Jan 2003 13:24:40 -0800
 #define Rising_Edge_Detection_Enable(x)		(0x018+(x))
 #define Falling_Edge_Detection_Enable(x)	(0x020+(x))
 
-static int ni6527_attach(struct comedi_device *dev,
-			 struct comedi_devconfig *it);
-static void ni6527_detach(struct comedi_device *dev);
-static struct comedi_driver ni6527_driver = {
-	.driver_name = DRIVER_NAME,
-	.module = THIS_MODULE,
-	.attach = ni6527_attach,
-	.detach = ni6527_detach,
-};
-
 struct ni6527_board {
 
 	int dev_id;
@@ -478,6 +468,13 @@ static int ni6527_find_device(struct comedi_device *dev, int bus, int slot)
 	return -EIO;
 }
 
+static struct comedi_driver ni6527_driver = {
+	.driver_name = DRIVER_NAME,
+	.module = THIS_MODULE,
+	.attach = ni6527_attach,
+	.detach = ni6527_detach,
+};
+
 static int __devinit ni6527_pci_probe(struct pci_dev *dev,
 				      const struct pci_device_id *ent)
 {