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[211.75.139.220]) by smtp.googlemail.com with ESMTPSA id 6a1803df08f44-6cbe85a5b7fsm13855256d6.2.2024.10.11.02.40.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Oct 2024 02:40:48 -0700 (PDT) From: "Yo-Jung (Leo) Lin" <0xff07@gmail.com> To: Cc: linux-kernel-mentees@lists.linuxfoundation.org, ricardo@marliere.net, skhan@linuxfoundation.org, 0xff07@gmail.com, Jonathan Cameron , Lars-Peter Clausen , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , Vasileios Amoiridis , Andy Shevchenko , Angel Iglesias , Adam Rizkalla , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev Subject: [PATCH] iio: Fix uninitialized variable Date: Fri, 11 Oct 2024 17:37:45 +0800 Message-ID: <20241011093752.30685-1-0xff07@gmail.com> X-Mailer: git-send-email 2.43.0 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" clang found that the "offset" in bmp580_trigger_handler doesn't get initialized before access. Add proper initialization to this variable. Signed-off-by: Yo-Jung (Leo) Lin <0xff07@gmail.com> --- drivers/iio/pressure/bmp280-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp2= 80-core.c index f4df222ed0c3..7d4151826b86 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -2210,7 +2210,7 @@ static irqreturn_t bmp580_trigger_handler(int irq, vo= id *p) struct iio_poll_func *pf =3D p; struct iio_dev *indio_dev =3D pf->indio_dev; struct bmp280_data *data =3D iio_priv(indio_dev); - int ret, offset; + int ret, offset =3D 0; =20 guard(mutex)(&data->lock); =20 --=20 2.43.0