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staging:iio:adc:ad7606 remove unnecessary work pending test

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Remove unnecessary work pending test before calling schedule_work().
It has been tested in queue_work_on() already. No functional changed.

Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
Reviewed-by: Tejun Heo <tj@kernel.org>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Xie XiuQi 2013-09-06 12:02:00 +01:00 committed by Jonathan Cameron
parent 8c4a8c9d5e
commit 4fa3332505
1 changed files with 1 additions and 2 deletions
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3
drivers/staging/iio/adc/ad7606_core.c
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@ -425,8 +425,7 @@ static irqreturn_t ad7606_interrupt(int irq, void *dev_id)
struct ad7606_state *st = iio_priv(indio_dev);
if (iio_buffer_enabled(indio_dev)) {
if (!work_pending(&st->poll_work))
schedule_work(&st->poll_work);
schedule_work(&st->poll_work);
} else {
st->done = true;
wake_up_interruptible(&st->wq_data_avail);