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staging: comedi: ni_tiocmd: change mistaken use of start_src for start_arg

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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: 6a760394d7 ("staging: comedi: ni_tiocmd: clarify the cmd->start_arg validation and use")
Cc: <stable@vger.kernel.org> # 3.17+
Signed-off-by: Spencer E. Olson <olsonse@umich.edu>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Spencer E. Olson 2016-01-12 10:33:18 -07:00 committed by Greg Kroah-Hartman
parent d463130122
commit 1fd24a4702
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/comedi/drivers/ni_tiocmd.c
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@ -92,7 +92,7 @@ static int ni_tio_input_inttrig(struct comedi_device *dev,
unsigned long flags;
int ret = 0;
if (trig_num != cmd->start_src)
if (trig_num != cmd->start_arg)
return -EINVAL;
spin_lock_irqsave(&counter->lock, flags);