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Wed, 20 May 2026 04:04:51 -0700 (PDT) Received: from localhost.localdomain ([213.230.116.218]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-395882c41c1sm27572611fa.12.2026.05.20.04.04.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 May 2026 04:04:50 -0700 (PDT) From: Stepan Ionichev To: jic23@kernel.org Cc: linus.walleij@linaro.org, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, hcazarim@yahoo.com, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, sozdayvek@gmail.com Subject: [PATCH] iio: gyro: mpu3050: use devm_iio_trigger_register() Date: Wed, 20 May 2026 16:04:36 +0500 Message-Id: <20260520110437.13955-1-sozdayvek@gmail.com> X-Mailer: git-send-email 2.33.0.windows.2 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" mpu3050_trigger_probe() allocates the DRDY trigger with devm_iio_trigger_alloc() but registers it with plain iio_trigger_register(). mpu3050_common_remove() never calls iio_trigger_unregister(), so on module unload the trigger stays in the global trigger list while its memory is later released by devm, leaving a dangling entry. Switch to devm_iio_trigger_register() so the registration is undone in the same devm scope as the allocation. Signed-off-by: Stepan Ionichev --- drivers/iio/gyro/mpu3050-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/gyro/mpu3050-core.c b/drivers/iio/gyro/mpu3050-cor= e.c index d84e04e4b..596919318 100644 --- a/drivers/iio/gyro/mpu3050-core.c +++ b/drivers/iio/gyro/mpu3050-core.c @@ -1127,7 +1127,7 @@ static int mpu3050_trigger_probe(struct iio_dev *indi= o_dev, int irq) mpu3050->trig->ops =3D &mpu3050_trigger_ops; iio_trigger_set_drvdata(mpu3050->trig, indio_dev); =20 - ret =3D iio_trigger_register(mpu3050->trig); + ret =3D devm_iio_trigger_register(&indio_dev->dev, mpu3050->trig); if (ret) goto err_iio_trigger; =20 --=20 2.43.0