diff options
author | Jonathan Cameron <jic23@cam.ac.uk> | 2011-10-26 17:27:38 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-26 16:30:30 -0800 |
commit | 67be8e32c9f98453faeb9a992a47bd5910c9fb2e (patch) | |
tree | 1e29321186c4b4416695587d6bb031711ff52a3e /drivers/staging/iio/industrialio-trigger.c | |
parent | 22dc09cafda0d9b31e8f07539535582fb343baf8 (diff) | |
download | op-kernel-dev-67be8e32c9f98453faeb9a992a47bd5910c9fb2e.zip op-kernel-dev-67be8e32c9f98453faeb9a992a47bd5910c9fb2e.tar.gz |
staging:iio:triggers Remove unecessary existence checks and return val
Postenable and predisable are called via buffer->ops so don't
need to check if buffer exists.
The return value of iio_device_register_trigger_consumer is
always zero and it isn't checked anyway so get rid of it.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/iio/industrialio-trigger.c')
-rw-r--r-- | drivers/staging/iio/industrialio-trigger.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/staging/iio/industrialio-trigger.c b/drivers/staging/iio/industrialio-trigger.c index 2c626e0..ca4124a 100644 --- a/drivers/staging/iio/industrialio-trigger.c +++ b/drivers/staging/iio/industrialio-trigger.c @@ -473,12 +473,10 @@ void iio_free_trigger(struct iio_trigger *trig) } EXPORT_SYMBOL(iio_free_trigger); -int iio_device_register_trigger_consumer(struct iio_dev *indio_dev) +void iio_device_register_trigger_consumer(struct iio_dev *indio_dev) { indio_dev->groups[indio_dev->groupcounter++] = &iio_trigger_consumer_attr_group; - - return 0; } void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev) @@ -490,18 +488,14 @@ void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev) int iio_triggered_buffer_postenable(struct iio_dev *indio_dev) { - return indio_dev->trig - ? iio_trigger_attach_poll_func(indio_dev->trig, - indio_dev->pollfunc) - : 0; + return iio_trigger_attach_poll_func(indio_dev->trig, + indio_dev->pollfunc); } EXPORT_SYMBOL(iio_triggered_buffer_postenable); int iio_triggered_buffer_predisable(struct iio_dev *indio_dev) { - return indio_dev->trig - ? iio_trigger_dettach_poll_func(indio_dev->trig, - indio_dev->pollfunc) - : 0; + return iio_trigger_dettach_poll_func(indio_dev->trig, + indio_dev->pollfunc); } EXPORT_SYMBOL(iio_triggered_buffer_predisable); |