Staging: comedi: adv_pci1710: Remove unneeded chanlist_len check

For AI command testing, the driver does not need to range-check
the length of the channel list as the comedi core has already
checked it.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c b/drivers/staging/comedi/drivers/adv_pci1710.c
index 8243386..394d2ea 100644 (file)
--- a/drivers/staging/comedi/drivers/adv_pci1710.c
+++ b/drivers/staging/comedi/drivers/adv_pci1710.c
@@ -1035,14 +1035,6 @@ static int pci171x_ai_cmdtest(struct comedi_device *dev,
                }
        }
 
-       if (!cmd->chanlist_len) {
-               cmd->chanlist_len = 1;
-               err++;
-       }
-       if (cmd->chanlist_len > this_board->n_aichan) {
-               cmd->chanlist_len = this_board->n_aichan;
-               err++;
-       }
        if (cmd->scan_end_arg != cmd->chanlist_len) {
                cmd->scan_end_arg = cmd->chanlist_len;
                err++;