staging: comedi: ni_labpc: cleanup dev->board_name usage

The dev->board_name is initialized by the comedi core before calling
the (*attach) or (*auto_attach) functions. It only needs to be updated
if the driver does any additional probing and changes the dev->board_ptr.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c
index 22f8d45ae6d520ee03da5a979f44b83a1fc5b73b..e46854f8e932757603b1342628e6321c8ff75ee3 100644 (file)
--- a/drivers/staging/comedi/drivers/ni_labpc.c
+++ b/drivers/staging/comedi/drivers/ni_labpc.c
@@ -1616,8 +1616,6 @@ int labpc_common_attach(struct comedi_device *dev, unsigned long iobase,
        int ret;
        int i;
 
-       dev->board_name = board->name;
-
        if (iobase == 0)
                return -EINVAL;
        if (board->bustype == isa_bustype) {
@@ -1831,6 +1829,7 @@ static int labpc_auto_attach(struct comedi_device *dev,
                                       unsigned long context_unused)
 {
        struct pci_dev *pcidev = comedi_to_pci_dev(dev);
+       const struct labpc_boardinfo *board;
        struct labpc_private *devpriv;
        unsigned long iobase;
        unsigned int irq;
@@ -1848,9 +1847,11 @@ static int labpc_auto_attach(struct comedi_device *dev,
                return -ENOMEM;
        dev->private = devpriv;
 
-       dev->board_ptr = labpc_pci_find_boardinfo(pcidev);
-       if (!dev->board_ptr)
+       board = labpc_pci_find_boardinfo(pcidev);
+       if (!board)
                return -ENODEV;
+       dev->board_ptr = board;
+       dev->board_name = board->name;
        devpriv->mite = mite_alloc(pcidev);
        if (!devpriv->mite)
                return -ENOMEM;