Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751931AbdG0QUf (ORCPT ); Thu, 27 Jul 2017 12:20:35 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:2282 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751551AbdG0QUF (ORCPT ); Thu, 27 Jul 2017 12:20:05 -0400 From: Fabrice Gasnier To: , CC: , , , , , , , , , Subject: [PATCH 2/4] iio: trigger: stm32-timer: fix write_raw return value Date: Thu, 27 Jul 2017 18:18:58 +0200 Message-ID: <1501172340-8448-3-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1501172340-8448-1-git-send-email-fabrice.gasnier@st.com> References: <1501172340-8448-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.44] X-ClientProxiedBy: SFHDAG4NODE2.st.com (10.75.127.11) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-07-27_08:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 872 Lines: 27 Fixes: 4adec7da0536 ("iio: stm32 trigger: Add quadrature encoder device") IIO core expects zero as return value for write_raw() callback in case of success. Signed-off-by: Fabrice Gasnier --- drivers/iio/trigger/stm32-timer-trigger.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c index 6aa73d6..107918b 100644 --- a/drivers/iio/trigger/stm32-timer-trigger.c +++ b/drivers/iio/trigger/stm32-timer-trigger.c @@ -406,9 +406,8 @@ static int stm32_counter_write_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_RAW: - regmap_write(priv->regmap, TIM_CNT, val); + return regmap_write(priv->regmap, TIM_CNT, val); - return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: /* fixed scale */ return -EINVAL; -- 1.9.1