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Thu, 19 Jun 2025 08:24:32 -0700 (PDT) From: David Lechner Date: Thu, 19 Jun 2025 10:24:22 -0500 Subject: [PATCH] iio: adc: ad7380: fix adi,gain-milli property parsing Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250619-iio-adc-ad7380-fix-adi-gain-milli-parsing-v1-1-4c27fb426860@baylibre.com> X-B4-Tracking: v=1; b=H4sIAKUrVGgC/x2NSwrDMAxErxK0rkB2+nF6ldKFiWV3IHWCDaUQc veKLgbmwWNmp64N2uk+7NT0g461GrjTQPMr1qKMZExe/EWubmJg5Zhmy20Mwhlfq+ASUfmNZQF vsXXUwiFlcT5IPk8j2d7W1Oz/1+N5HD/mktjMewAAAA== X-Change-ID: 20250619-iio-adc-ad7380-fix-adi-gain-milli-parsing-8df01280f493 To: Michael Hennerich , =?utf-8?q?Nuno_S=C3=A1?= , Lars-Peter Clausen , Jonathan Cameron , Julien Stephan Cc: Jonathan Cameron , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, David Lechner X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; 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The devicetree binding specifies it as uint16, so we need to read it as such to avoid an -EOVERFLOW error when parsing the property. Fixes: c904e6dcf402 ("iio: adc: ad7380: add support for adaq4370-4 and adaq= 4380-4") Signed-off-by: David Lechner --- drivers/iio/adc/ad7380.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/ad7380.c b/drivers/iio/adc/ad7380.c index aef85093eb16cbe9cc062f8cb4239e955c8a21b6..fd17e28e279191c2603537a9bdd= c7eb9976c144c 100644 --- a/drivers/iio/adc/ad7380.c +++ b/drivers/iio/adc/ad7380.c @@ -1920,8 +1920,9 @@ static int ad7380_probe(struct spi_device *spi) =20 if (st->chip_info->has_hardware_gain) { device_for_each_child_node_scoped(dev, node) { - unsigned int channel, gain; + unsigned int channel; int gain_idx; + u16 gain; =20 ret =3D fwnode_property_read_u32(node, "reg", &channel); if (ret) @@ -1933,7 +1934,7 @@ static int ad7380_probe(struct spi_device *spi) "Invalid channel number %i\n", channel); =20 - ret =3D fwnode_property_read_u32(node, "adi,gain-milli", + ret =3D fwnode_property_read_u16(node, "adi,gain-milli", &gain); if (ret && ret !=3D -EINVAL) return dev_err_probe(dev, ret, --- base-commit: a3245ebdfac846ce0b563a3ed474be2e15381f9f change-id: 20250619-iio-adc-ad7380-fix-adi-gain-milli-parsing-8df01280f493 Best regards, --=20 David Lechner