3.16.7-ckt27 -stable review patch.  If anyone has any objections, please let me 
know.

---8<------------------------------------------------------------

From: "Spencer E. Olson" <[email protected]>

commit 1fd24a4702d2af0ea4d5845126cf57d4d1796216 upstream.

This fixes a bug in function ni_tio_input_inttrig().  The trigger number
should be compared to cmd->start_arg, not cmd->start_src.

Fixes: 6a760394d7eb ("staging: comedi: ni_tiocmd: clarify the cmd->start_arg 
validation and use")
Signed-off-by: Spencer E. Olson <[email protected]>
Reviewed-by: Ian Abbott <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Cc: Ian Abbott <[email protected]>
Signed-off-by: Luis Henriques <[email protected]>
---
 drivers/staging/comedi/drivers/ni_tiocmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/ni_tiocmd.c 
b/drivers/staging/comedi/drivers/ni_tiocmd.c
index 2557ab48cb6c..db4dc1410342 100644
--- a/drivers/staging/comedi/drivers/ni_tiocmd.c
+++ b/drivers/staging/comedi/drivers/ni_tiocmd.c
@@ -98,7 +98,7 @@ static int ni_tio_input_inttrig(struct comedi_device *dev,
 
        BUG_ON(counter == NULL);
 
-       if (trig_num != cmd->start_src)
+       if (trig_num != cmd->start_arg)
                return -EINVAL;
 
        spin_lock_irqsave(&counter->lock, flags);

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