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Thu, 07 Aug 2025 01:05:38 -0700 (PDT) Received: from pc ([196.235.182.191]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-459eec47306sm20058095e9.28.2025.08.07.01.05.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Aug 2025 01:05:37 -0700 (PDT) Date: Thu, 7 Aug 2025 09:05:34 +0100 From: Salah Triki To: Lars-Peter Clausen , Michael Hennerich , Marcelo Schmitt , Jonathan Cameron , David Lechner , Nuno =?iso-8859-1?Q?S=E1?= , Andy Shevchenko , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Cc: salah.triki@gmail.com Subject: [PATCH v2] iio: adc: ad4170-4: Use ERR_PTR() with %pe to improve error logging Message-ID: Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Use `ERR_PTR(ret)` with `%pe` in `ad4170_read_sample()` to properly display symbolic error codes (e.g. `-ENOMEM`) instead of raw integers (e.g. `-12`), improving readability and debug clarity. Signed-off-by: Salah Triki --- Changes in v2: - Improve commit title drivers/iio/adc/ad4170-4.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/ad4170-4.c b/drivers/iio/adc/ad4170-4.c index 6cd84d6fb08b..6296b5dc930b 100644 --- a/drivers/iio/adc/ad4170-4.c +++ b/drivers/iio/adc/ad4170-4.c @@ -1253,11 +1253,11 @@ static int ad4170_read_sample(struct iio_dev *indio_dev, ret = __ad4170_read_sample(indio_dev, chan, val); if (ret) { - dev_err(dev, "failed to read sample: %d\n", ret); + dev_err(dev, "failed to read sample: %pe\n", ERR_PTR(ret)); ret2 = ad4170_set_channel_enable(st, chan->address, false); if (ret2) - dev_err(dev, "failed to disable channel: %d\n", ret2); + dev_err(dev, "failed to disable channel: %pe\n", ERR_PTR(ret2)); return ret; } -- 2.43.0