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Tue, 30 Dec 2025 12:35:34 -0800 (PST) Received: from Lewboski.localdomain ([181.191.143.75]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-1217253c23csm128074981c88.9.2025.12.30.12.35.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Dec 2025 12:35:33 -0800 (PST) From: Tomas Borquez To: Jonathan Cameron , Greg Kroah-Hartman , Lars-Peter Clausen , Michael Hennerich Cc: David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-staging@lists.linux.dev, Tomas Borquez Subject: [PATCH v2 3/6] staging: iio: ad9832: convert to devm_mutex_init() Date: Tue, 30 Dec 2025 17:34:56 -0300 Message-ID: <20251230203459.28935-4-tomasborquez13@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251230203459.28935-1-tomasborquez13@gmail.com> References: <20251230203459.28935-1-tomasborquez13@gmail.com> 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" Use devm_mutex_init() for automatic resource cleanup when the device is removed or probe fails. Signed-off-by: Tomas Borquez Reviewed-by: Marcelo Schmitt --- drivers/staging/iio/frequency/ad9832.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/staging/iio/frequency/ad9832.c b/drivers/staging/iio/f= requency/ad9832.c index 35d8d51d5c2b..4bb203a67046 100644 --- a/drivers/staging/iio/frequency/ad9832.c +++ b/drivers/staging/iio/frequency/ad9832.c @@ -310,7 +310,9 @@ static int ad9832_probe(struct spi_device *spi) return dev_err_probe(dev, PTR_ERR(st->mclk), "failed to enable MCLK\n"); =20 st->spi =3D spi; - mutex_init(&st->lock); + ret =3D devm_mutex_init(&spi->dev, &st->lock); + if (ret) + return dev_err_probe(dev, ret, "failed to initialize mutex\n"); =20 indio_dev->name =3D spi_get_device_id(spi)->name; indio_dev->info =3D &ad9832_info; --=20 2.43.0