staging/slicoss: disable pci device at remove

at probe we enabled the device, and we should disable it at remove.
Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/slicoss/slicoss.c

@@ -3234,6 +3234,7 @@ static void __devexit slic_entry_remove(struct pci_dev *pcidev)
 	}
 	free_netdev(dev);
 	pci_release_regions(pcidev);
+	pci_disable_device(pcidev);
 }
 
 static int slic_entry_halt(struct net_device *dev)