Commit abad65cb authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Jonathan Cameron
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staging:iio:ad7298: 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: default avatarLars-Peter Clausen <lars@metafoo.de>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 1764eff7

drivers/staging/iio/adc/ad7298_ring.c

+3 −1
Original line number Diff line number Diff line
@@ -82,7 +82,7 @@ static irqreturn_t ad7298_trigger_handler(int irq, void *p) 


	b_sent = spi_sync(st->spi, &st->ring_msg);

	if (b_sent)

		return b_sent;

		goto done;



	if (indio_dev->scan_timestamp) {

		time_ns = iio_get_time_ns();
@@ -95,6 +95,8 @@ static irqreturn_t ad7298_trigger_handler(int irq, void *p) 
		buf[i] = be16_to_cpu(st->rx_buf[i]);



	indio_dev->buffer->access->store_to(ring, (u8 *)buf, time_ns);



done:

	iio_trigger_notify_done(indio_dev->trig);



	return IRQ_HANDLED;