diff options
| -rw-r--r-- | drivers/staging/comedi/drivers/usbduxsigma.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c index 9f43e01b58c5..649cf47184a4 100644 --- a/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/drivers/staging/comedi/drivers/usbduxsigma.c @@ -839,6 +839,7 @@ static int usbduxsigma_ao_cmdtest(struct comedi_device *dev, struct comedi_cmd *cmd) { struct usbduxsigma_private *devpriv = dev->private; + unsigned int tmp; int err = 0; /* Step 1 : check if triggers are trivially valid */ @@ -890,6 +891,14 @@ static int usbduxsigma_ao_cmdtest(struct comedi_device *dev, if (err) return 3; + /* Step 4: fix up any arguments */ + + tmp = rounddown(cmd->scan_begin_arg, 1000000); + err |= comedi_check_trigger_arg_is(&cmd->scan_begin_arg, tmp); + + if (err) + return 4; + return 0; } |