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staging: comedi: pcl816: trigger sources were validated in (*do_cmdtest) 

The trigger sources were already validataed in the (*do_cmdtest) before the
(*do_cmd) is called. Remove the unnecessary checks in pcl816_ai_cmd().

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2014-02-10 15:20:37 -07:00 committed by Greg Kroah-Hartman
parent c599235902
commit ab09248c99
1 changed files with 0 additions and 9 deletions
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9
drivers/staging/comedi/drivers/pcl816.c
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@ -480,15 +480,6 @@ static int pcl816_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
struct comedi_cmd *cmd = &s->async->cmd;
unsigned int seglen;
if (cmd->start_src != TRIG_NOW)
return -EINVAL;
if (cmd->scan_begin_src != TRIG_FOLLOW)
return -EINVAL;
if (cmd->scan_end_src != TRIG_COUNT)
return -EINVAL;
if (cmd->scan_end_arg != cmd->chanlist_len)
return -EINVAL;
/* if(cmd->chanlist_len>MAX_CHANLIST_LEN) return -EINVAL; */
if (devpriv->irq_blocked)
return -EBUSY;