staging: comedi: fl512: tidy up fl512_ao_insn_read()

For aesthetics, tidy up this function to match the style used in most
of the comedi drivers for analog output (*insn_read) functions.

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

diff --git a/drivers/staging/comedi/drivers/fl512.c b/drivers/staging/comedi/drivers/fl512.c
index 4054035d4b6c5a9da56824001e1c94564523622e..f285110bb31dc13e6936bedb3dc14f1b2eb4725b 100644 (file)
--- a/drivers/staging/comedi/drivers/fl512.c
+++ b/drivers/staging/comedi/drivers/fl512.c
@@ -89,13 +89,13 @@ static int fl512_ao_insn_read(struct comedi_device *dev,
                              unsigned int *data)
 {
        struct fl512_private *devpriv = dev->private;
-       int n;
-       int chan = CR_CHAN(insn->chanspec);
+       unsigned int chan = CR_CHAN(insn->chanspec);
+       int i;
 
-       for (n = 0; n < insn->n; n++)
-               data[n] = devpriv->ao_readback[chan];
+       for (i = 0; i < insn->n; i++)
+               data[i] = devpriv->ao_readback[chan];
 
-       return n;
+       return insn->n;
 }
 
 static int fl512_attach(struct comedi_device *dev, struct comedi_devconfig *it)