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Wed, 11 Jun 2025 15:43:00 -0700 (PDT) From: David Lechner Date: Wed, 11 Jun 2025 17:39:15 -0500 Subject: [PATCH 23/28] iio: pressure: bmp280: use = { } instead of memset() 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: <20250611-iio-zero-init-stack-with-instead-of-memset-v1-23-ebb2d0a24302@baylibre.com> References: <20250611-iio-zero-init-stack-with-instead-of-memset-v1-0-ebb2d0a24302@baylibre.com> In-Reply-To: <20250611-iio-zero-init-stack-with-instead-of-memset-v1-0-ebb2d0a24302@baylibre.com> To: Michael Hennerich , Lars-Peter Clausen , Jonathan Cameron , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , Matthias Brugger , AngeloGioacchino Del Regno , Heiko Stuebner , Maxime Coquelin , Alexandre Torgue , Francesco Dolcini , =?utf-8?q?Jo=C3=A3o_Paulo_Gon=C3=A7alves?= , =?utf-8?q?Leonard_G=C3=B6hrs?= , kernel@pengutronix.de, Oleksij Rempel , Roan van Dijk , Tomasz Duszynski , Jacopo Mondi , Jean-Baptiste Maneyrol , Mudit Sharma , Javier Carrasco , =?utf-8?q?Ond=C5=99ej_Jirman?= , Andreas Klinger , Petre Rodan Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, David Lechner X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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Signed-off-by: David Lechner --- drivers/iio/pressure/bmp280-core.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp2= 80-core.c index f37f20776c89173b0b2a8e28be0ef9aa30ceea53..74505c9ec1a08cf3ffdb55bf578= d40ede3cc5d00 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -1234,12 +1234,9 @@ static irqreturn_t bme280_trigger_handler(int irq, v= oid *p) s32 comp_temp; u32 comp_humidity; aligned_s64 timestamp; - } buffer; + } buffer =3D { }; /* Don't leak uninitialized stack to userspace. */ int ret; =20 - /* Don't leak uninitialized stack to userspace. */ - memset(&buffer, 0, sizeof(buffer)); - guard(mutex)(&data->lock); =20 /* Burst read data registers */ --=20 2.43.0