Commit 198ac9dc authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
Browse files

staging: comedi: ni_labpc: fix labpc_calib_insn_read()



The comedi core expects the (*insn_read) operations to read insn->n
values and return the number of values actually read.

Make this function work like the core expects.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 43d092c6
......@@ -1551,10 +1551,13 @@ static int labpc_calib_insn_read(struct comedi_device *dev,
unsigned int *data)
{
struct labpc_private *devpriv = dev->private;
unsigned int chan = CR_CHAN(insn->chanspec);
int i;
data[0] = devpriv->caldac[CR_CHAN(insn->chanspec)];
for (i = 0; i < insn->n; i++)
data[i] = devpriv->caldac[chan];
return 1;
return insn->n;
}
static int labpc_eeprom_insn_write(struct comedi_device *dev,
......
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