The (*insn_read) functions are supposed to "read" insn->n data values and
return the number of values read.

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_mio_common.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c 
b/drivers/staging/comedi/drivers/ni_mio_common.c
index 69be8ea..68cd92b 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -3878,12 +3878,17 @@ static unsigned ni_gpct_read_register(struct ni_gpct 
*counter,
 
 static int ni_freq_out_insn_read(struct comedi_device *dev,
                                 struct comedi_subdevice *s,
-                                struct comedi_insn *insn, unsigned int *data)
+                                struct comedi_insn *insn,
+                                unsigned int *data)
 {
        struct ni_private *devpriv = dev->private;
+       unsigned int val = devpriv->clock_and_fout & FOUT_Divider_mask;
+       int i;
 
-       data[0] = devpriv->clock_and_fout & FOUT_Divider_mask;
-       return 1;
+       for (i = 0; i < insn->n; i++)
+               data[i] = val;
+
+       return insn->n;
 }
 
 static int ni_freq_out_insn_write(struct comedi_device *dev,
-- 
1.9.2

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