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Wed, 11 Jun 2025 15:43:03 -0700 (PDT) From: David Lechner Date: Wed, 11 Jun 2025 17:39:17 -0500 Subject: [PATCH 25/28] iio: pressure: mprls0025pa: 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-v1-25-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=1025; i=dlechner@baylibre.com; h=from:subject:message-id; bh=+Al+Scx0CuEWvmKSaR9FmNdQ/zr1q9Yo8+2pHc+n7jQ=; b=owEBbQGS/pANAwAKAcLMIAH/AY/AAcsmYgBoSgYqU/X8zadeXISux/OIM8m2Cz7MRuRxATYcV 71OkLQHQ0+JATMEAAEKAB0WIQTsGNmeYg6D1pzYaJjCzCAB/wGPwAUCaEoGKgAKCRDCzCAB/wGP wHHRB/sFQd4QvOKtJlimYNNmwLWT8x571H1gIrBjRcfNuzvQddwOXZULzkxba8/Lj/g41g9T0Fh uwYOV52qXTHRasuWN6cTVSBSNo/K+9CEGdRWSIUqOF141Ti3/hm7iKloBYRHP5KlfhztlEVvBSO UVlWPLsr8ndFwcGj/M1lNwTZENm/nAXlochyQYMHsX7ojshZQEm2BWXiUnTUrFdv6Yr3groQUyW dzkx9EmFcUYCuxAkx2sdIPfNCMTKAlUp67GEvcdCf9xtNkjY6Q5G2NqrtGeYmGHS63CmPwJtxYE NWy1n7x6KNDIiXYX2AlAAOY+bvwSYvg9fG0jz0c2dypLa1eD X-Developer-Key: i=dlechner@baylibre.com; a=openpgp; fpr=8A73D82A6A1F509907F373881F8AF88C82F77C03 Use { } instead of memset() to zero-initialize stack memory to simplify the code. The initialize of the cmd value is trivial so it can be moved to the array initializer as well. Signed-off-by: David Lechner --- drivers/iio/pressure/mprls0025pa_i2c.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/iio/pressure/mprls0025pa_i2c.c b/drivers/iio/pressure/= mprls0025pa_i2c.c index 1a48f8d43d716b28b8fceb8e1a06d63a73a74a86..79811fd4a02b370b3fde8bd67a5= 115a3934f8614 100644 --- a/drivers/iio/pressure/mprls0025pa_i2c.c +++ b/drivers/iio/pressure/mprls0025pa_i2c.c @@ -44,10 +44,7 @@ static int mpr_i2c_write(struct mpr_data *data, const u8= cmd, const u8 unused) { int ret; struct i2c_client *client =3D to_i2c_client(data->dev); - u8 wdata[MPR_PKT_SYNC_LEN]; - - memset(wdata, 0, sizeof(wdata)); - wdata[0] =3D cmd; + u8 wdata[MPR_PKT_SYNC_LEN] =3D { cmd }; =20 ret =3D i2c_master_send(client, wdata, MPR_PKT_SYNC_LEN); if (ret < 0) --=20 2.43.0