staging:iio:trigger:sysfs trigger: Add a release function to avoid warning on module removal.

The device is static and should never actually be deleted. The release
is just to avoid a warning from the kernel.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
1 file changed