Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752981AbbHCKBm (ORCPT ); Mon, 3 Aug 2015 06:01:42 -0400 Received: from mail-wi0-f182.google.com ([209.85.212.182]:35502 "EHLO mail-wi0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752138AbbHCKBl (ORCPT ); Mon, 3 Aug 2015 06:01:41 -0400 Date: Mon, 3 Aug 2015 13:00:47 +0300 From: Cristina Opriceana To: jic23@kernel.org Cc: knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, daniel.baluta@intel.com Subject: [PATCH] iio: event: Remove negative error code from iio_event_poll Message-ID: <3a7c7c8ea195b6bb8b6972a22a487d870b2faec0.1438595639.git.cristina.opriceana@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1257 Lines: 38 Negative return values are not supported by iio_event_poll since its return type is unsigned int. Signed-off-by: Cristina Opriceana --- drivers/iio/industrialio-event.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c index b2f63f9..eb44dab 100644 --- a/drivers/iio/industrialio-event.c +++ b/drivers/iio/industrialio-event.c @@ -80,7 +80,7 @@ EXPORT_SYMBOL(iio_push_event); * @wait: Poll table pointer to add the wait queue on * * Return: (POLLIN | POLLRDNORM) if data is available for reading - * or a negative error code on failure + * or 0 on failure */ static unsigned int iio_event_poll(struct file *filep, struct poll_table_struct *wait) @@ -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); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/