For aesthetics, use a local variable for the __iomem base address
used to write to the registers.

Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/staging/comedi/drivers/ni_6527.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/comedi/drivers/ni_6527.c 
b/drivers/staging/comedi/drivers/ni_6527.c
index 5ca6d89..c1b281b 100644
--- a/drivers/staging/comedi/drivers/ni_6527.c
+++ b/drivers/staging/comedi/drivers/ni_6527.c
@@ -272,12 +272,10 @@ static int ni6527_intr_cmd(struct comedi_device *dev,
                           struct comedi_subdevice *s)
 {
        struct ni6527_private *devpriv = dev->private;
-       /* struct comedi_cmd *cmd = &s->async->cmd; */
+       void __iomem *mmio = devpriv->mite->daq_io_addr;
 
-       writeb(NI6527_CLR_IRQS,
-              devpriv->mite->daq_io_addr + NI6527_CLR_REG);
-       writeb(NI6527_CTRL_ENABLE_IRQS,
-              devpriv->mite->daq_io_addr + NI6527_CTRL_REG);
+       writeb(NI6527_CLR_IRQS, mmio + NI6527_CLR_REG);
+       writeb(NI6527_CTRL_ENABLE_IRQS, mmio + NI6527_CTRL_REG);
 
        return 0;
 }
-- 
1.8.3.2

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