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Wed, 22 Apr 2026 07:26:08 -0700 (PDT) Received: from fedora ([149.3.87.76]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43fe4e46898sm48204769f8f.27.2026.04.22.07.26.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Apr 2026 07:26:08 -0700 (PDT) From: Giorgi Tchankvetadze To: antoniu.miclaus@analog.com, lars@metafoo.de, Michael.Hennerich@analog.com, jic23@kernel.org Cc: dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Giorgi Tchankvetadze Subject: [PATCH] iio: adc: ad7625: fix type mismatch in clamp() macro Date: Wed, 22 Apr 2026 18:25:42 +0400 Message-ID: <20260422142541.160365-2-giorgitchankvetadze1997@gmail.com> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Smatch reports a type mismatch warning in ad7625_set_sampling_freq() where the clamp() macro is evaluating differing types: - `target` is a u32 - `100` evaluates as a signed int - `10 * KILO` evaluates as an unsigned long (due to KILO being 1000UL) Replace clamp() with clamp_t(u32, ...) to explicitly cast the bounds to match the u32 target variable. Signed-off-by: Giorgi Tchankvetadze --- drivers/iio/adc/ad7625.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/adc/ad7625.c b/drivers/iio/adc/ad7625.c index 0466c0c7eae4..fb0fe2434c68 100644 --- a/drivers/iio/adc/ad7625.c +++ b/drivers/iio/adc/ad7625.c @@ -180,7 +180,7 @@ static int ad7625_set_sampling_freq(struct ad7625_state= *st, u32 freq) int ret; =20 target =3D DIV_ROUND_UP(NSEC_PER_SEC, freq); - cnv_wf.period_length_ns =3D clamp(target, 100, 10 * KILO); + cnv_wf.period_length_ns =3D clamp_t(u32, target, 100, 10 * KILO); =20 /* * Use the maximum conversion time t_CNVH from the datasheet as --=20 2.52.0