staging: comedi: daqboard2000: void *plx should be a void __iomem *

The private data variable 'plx' is an ioremap'ed pci resource and should be a void __iomem *. This quiets a number of sparse warnings about "different address spaces".

---
 drivers/staging/comedi/drivers/daqboard2000.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

index ba61e32..ef28385 100644
@@ -318,7 +318,7 @@ struct daqboard2000_private {
 		card_daqboard_2000
 	} card;
 	void *daq;
-	void *plx;
+	void __iomem *plx;
 	unsigned int ao_readback[2];
 };
 

1.7.11