staging: comedi: me_daq: pass on the error from comedi_pci_enable()

Instead of returning -EIO when comedi_pci_enable() fails, pass on
the actual error code. Also, remove the kernel noise when the
function fails.
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>

drivers/staging/comedi/drivers/me_daq.c

@@ -653,12 +653,9 @@ static int me_attach_pci(struct comedi_device *dev, struct pci_dev *pcidev)
 		return -ENOMEM;
 	dev->private = dev_private;
 
-	/* Enable PCI device and request PCI regions */
-	if (comedi_pci_enable(pcidev, dev->board_name) < 0) {
-		dev_err(dev->class_dev,
-			"Failed to enable PCI device and request regions\n");
-		return -EIO;
-	}
+	ret = comedi_pci_enable(pcidev, dev->board_name);
+	if (ret)
+		return ret;
 	dev->iobase = 1;	/* detach needs this */
 
 	/* Read PLX register base address [PCI_BASE_ADDRESS #0]. */