From 63fa3d22fea64e85103db8248e2fb0b32b756d2a Mon Sep 17 00:00:00 2001 From: Cristina Opriceana Date: Mon, 3 Aug 2015 13:00:47 +0300 Subject: [PATCH] iio: event: Remove negative error code from iio_event_poll commit 41d903c00051d8f31c98a8136edbac67e6f8688f upstream. Negative return values are not supported by iio_event_poll since its return type is unsigned int. Fixes: f18e7a068a0a3 ("iio: Return -ENODEV for file operations if the device has been unregistered") Signed-off-by: Cristina Opriceana Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- drivers/iio/industrialio-event.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c index 894d8137c4cfa..52d4fcb0de1dc 100644 --- a/drivers/iio/industrialio-event.c +++ b/drivers/iio/industrialio-event.c @@ -84,7 +84,7 @@ 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); -- 2.47.2