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Wed, 11 Jun 2025 15:42:25 -0700 (PDT) From: David Lechner Date: Wed, 11 Jun 2025 17:38:57 -0500 Subject: [PATCH 05/28] iio: adc: rockchip_saradc: 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-v1-5-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; a=openpgp-sha256; l=859; i=dlechner@baylibre.com; h=from:subject:message-id; bh=5Dt8chRh9Q9zFfR+o0HlVC5RLtjfsBgIEofeyEgWWKs=; b=owEBbQGS/pANAwAKAcLMIAH/AY/AAcsmYgBoSgWkPxj+ITtdzYFOhYRqZrV7rzI2N1a8bxnjv BHEMh8oTqiJATMEAAEKAB0WIQTsGNmeYg6D1pzYaJjCzCAB/wGPwAUCaEoFpAAKCRDCzCAB/wGP wPI1B/9lozodgbkP5rQVG6ALBHKR3d7hz5SMy/uywa3QBiiLmgj5QX1cAyGMFHI7hO3uO3aQSl/ mDQT4eItTwkjzu/N/k2p6HIl0UyXa2lwFwPguAh6Fco94W+bqLyMiXXgd04TmGW4jedL9LbPCgY 07pa9FRxuw8J6Kg4xZzUitsXeewyNtdFUuzGLvmvEY9oqh7A/1iuMLVZyNULwWAqpBbAvI4BDWY mrWqXne1TqcmnTZJBaLxnti67Z2+Kmlj8oL+TyU8uXKtKa9kYw2cN9r+8cjaEZt5I4qaauKXSq4 I+XFZqyqUd67pwca8QgxuwJVoQn6LMRTdn54nn8A0dcTI+q1 X-Developer-Key: i=dlechner@baylibre.com; a=openpgp; fpr=8A73D82A6A1F509907F373881F8AF88C82F77C03 Use { } instead of memset() to zero-initialize stack memory to simplify the code. Signed-off-by: David Lechner --- drivers/iio/adc/rockchip_saradc.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_s= aradc.c index 325e3747a1345c84cddcfe9a455da6ccf655447b..bd62daea0a3e5b879a8a970d107= e3342fda7b8c0 100644 --- a/drivers/iio/adc/rockchip_saradc.c +++ b/drivers/iio/adc/rockchip_saradc.c @@ -404,12 +404,10 @@ static irqreturn_t rockchip_saradc_trigger_handler(in= t irq, void *p) struct { u16 values[SARADC_MAX_CHANNELS]; aligned_s64 timestamp; - } data; + } data =3D { }; int ret; int i, j =3D 0; =20 - memset(&data, 0, sizeof(data)); - mutex_lock(&info->lock); =20 iio_for_each_active_channel(i_dev, i) { --=20 2.43.0