staging: comedi: dyna_pci10xx: fix detach

The detach for this driver is missing the check to make sure
that the pci device is enabled before disabling it.

It's also missing the pci_dev_put().

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>

diff --git a/drivers/staging/comedi/drivers/dyna_pci10xx.c b/drivers/staging/comedi/drivers/dyna_pci10xx.c
index 6821f87a1fbdba9620efa124fd668a023bf118fb..064be9aae3aaeaa853584e36a9f16ae117483a6c 100644 (file)
--- a/drivers/staging/comedi/drivers/dyna_pci10xx.c
+++ b/drivers/staging/comedi/drivers/dyna_pci10xx.c
@@ -346,7 +346,9 @@ static void dyna_pci10xx_detach(struct comedi_device *dev)
        if (devpriv)
                mutex_destroy(&devpriv->mutex);
        if (pcidev) {
-               comedi_pci_disable(pcidev);
+               if (dev->iobase)
+                       comedi_pci_disable(pcidev);
+               pci_dev_put(pcidev);
        }
 }