The comment says its not needed, just remove it.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/usbduxsigma.c | 9 ---------
1 file changed, 9 deletions(-)
diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index f96e0a7..83d7b61 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -1386,14 +1386,6 @@ static int usbdux_pwm_write(struct comedi_device *dev,
return usbdux_pwm_pattern(dev, s, CR_CHAN(insn->chanspec), data[0], 0);
}
-static int usbdux_pwm_read(struct comedi_device *x1,
- struct comedi_subdevice *x2, struct comedi_insn *x3,
- unsigned int *x4)
-{
- /* not needed */
- return -EINVAL;
-};
-
static int usbduxsigma_pwm_config(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
@@ -1552,7 +1544,6 @@ static int usbduxsigma_attach_common(struct comedi_device *dev)
s->n_chan = 8;
s->maxdata = devpriv->sizePwmBuf;
s->insn_write = usbdux_pwm_write;
- s->insn_read = usbdux_pwm_read;
s->insn_config = usbduxsigma_pwm_config;
usbdux_pwm_period(dev, s, PWM_DEFAULT_PERIOD);
--
1.8.1.4
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