staging: comedi_pci: make comedi_pci_disable() safe to call

[karo-tx-linux.git] / drivers / staging / comedi / drivers / me_daq.c

diff --git a/drivers/staging/comedi/drivers/me_daq.c b/drivers/staging/comedi/drivers/me_daq.c
index 55d66d0295e0d8cda97fc21e10313abf5b4e0967..8951a673c2d1b5cd66409897e8acc838928dfe24 100644 (file)
--- a/drivers/staging/comedi/drivers/me_daq.c
+++ b/drivers/staging/comedi/drivers/me_daq.c
@@ -580,7 +580,6 @@ static int me_auto_attach(struct comedi_device *dev,
 
 static void me_detach(struct comedi_device *dev)
 {
-       struct pci_dev *pcidev = comedi_to_pci_dev(dev);
        struct me_private_data *dev_private = dev->private;
 
        if (dev_private) {
@@ -591,10 +590,7 @@ static void me_detach(struct comedi_device *dev)
                if (dev_private->plx_regbase)
                        iounmap(dev_private->plx_regbase);
        }
-       if (pcidev) {
-               if (dev->iobase)
-                       comedi_pci_disable(pcidev);
-       }
+       comedi_pci_disable(dev);
 }
 
 static struct comedi_driver me_daq_driver = {