iio: event: Remove negative error code from iio_event_poll

Negative return values are not supported by iio_event_poll since its return type is unsigned int. Fixes: f18e7a0 ("iio: Return -ENODEV for file operations if the device has been unregistered") Signed-off-by: Cristina Opriceana <[email protected]> Cc: <[email protected]> Signed-off-by: Jonathan Cameron <[email protected]>
open-power · Aug 12, 2015 · 41d903c · 41d903c
1 parent 1bdc029
commit 41d903c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c
@@ -90,7 +90,7 @@ static unsigned int iio_event_poll(struct file *filep,
 	unsigned int events = 0;
 
 	if (!indio_dev->info)
-		return -ENODEV;
+		return events;
 
 	poll_wait(filep, &ev_int->wait, wait);