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staging:iio:ad7887: Do not return error code in interrupt handler 

The interrupt handler should only ever return one of the three irqreturn_t
constants and not an error code. Also make sure to always call
iio_trigger_notify_done before leaving the trigger handler.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Lars-Peter Clausen 2012-07-04 17:09:00 +01:00 committed by Jonathan Cameron
parent 9c586a4ce5
commit 46b2495cc7
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/iio/adc/ad7887_ring.c
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@ -82,7 +82,7 @@ static irqreturn_t ad7887_trigger_handler(int irq, void *p)
buf = kzalloc(indio_dev->scan_bytes, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
goto done;
b_sent = spi_sync(st->spi, st->ring_msg);
if (b_sent)