diff options
| author | Jonathan Cameron <jic23@kernel.org> | 2011-12-14 20:49:30 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-12-16 10:56:25 -0800 |
| commit | 8324e860770b1defa73d8f52244211bb9f0ed2f8 (patch) | |
| tree | d16794f67f0a2e73d5c5db791b127c0020675992 /drivers/staging/iio/adc/ad7793.c | |
| parent | 617156fb71dd95574194ea022c0b076afd1b27ca (diff) | |
staging:iio: Make sure all triggers have a trigger_ops for the owner field.
The core needs the owner field to prevent module removal whilst in use and
uses it without confirming that the trigger_ops structure actually exists.
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/iio/adc/ad7793.c')
| -rw-r--r-- | drivers/staging/iio/adc/ad7793.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/staging/iio/adc/ad7793.c b/drivers/staging/iio/adc/ad7793.c index 4047c5d205e1..6e03bfbacd34 100644 --- a/drivers/staging/iio/adc/ad7793.c +++ b/drivers/staging/iio/adc/ad7793.c @@ -475,6 +475,10 @@ static irqreturn_t ad7793_data_rdy_trig_poll(int irq, void *private) return IRQ_HANDLED; } +static struct iio_trigger_ops ad7793_trigger_ops = { + .owner = THIS_MODULE, +}; + static int ad7793_probe_trigger(struct iio_dev *indio_dev) { struct ad7793_state *st = iio_priv(indio_dev); @@ -487,6 +491,7 @@ static int ad7793_probe_trigger(struct iio_dev *indio_dev) ret = -ENOMEM; goto error_ret; } + st->trig->ops = &ad7793_trigger_ops; ret = request_irq(st->spi->irq, ad7793_data_rdy_trig_poll, |