There is no need for the local variable 'iobase' in the attach
function. If it's '0' the attach fails otherwise the value is
just stored in dev->iobase.

Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Frank Mori Hess <[email protected]>
Cc: Greg Kroah-hartman <[email protected]>
---
 drivers/staging/comedi/drivers/ni_daq_700.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c 
b/drivers/staging/comedi/drivers/ni_daq_700.c
index 50fad12..5c60df8 100644
--- a/drivers/staging/comedi/drivers/ni_daq_700.c
+++ b/drivers/staging/comedi/drivers/ni_daq_700.c
@@ -104,22 +104,19 @@ static int dio700_attach(struct comedi_device *dev, 
struct comedi_devconfig *it)
 {
        const struct dio700_board *thisboard = comedi_board(dev);
        struct comedi_subdevice *s;
-       unsigned long iobase = 0;
        struct pcmcia_device *link;
        int ret;
 
        link = pcmcia_cur_dev;  /* XXX hack */
        if (!link)
                return -EIO;
-       iobase = link->resource[0]->start;
 
-       if (iobase == 0) {
+       dev->iobase = link->resource[0]->start;
+       if (!dev->iobase) {
                dev_err(dev->class_dev, "io base address is zero!\n");
                return -EINVAL;
        }
 
-       dev->iobase = iobase;
-
        dev->board_name = thisboard->name;
 
        ret = comedi_alloc_subdevices(dev, 1);
-- 
1.7.11

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