From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8B7B9C71136 for ; Wed, 11 Jun 2025 23:26:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=3nA/Lk9tPGfFaI22ceEDpAoxrxXFiJ/9IsqCSjqV/LI=; b=kqaoKq2ohghdI1l+zWAnN6406S M8qPma3wC0uJxxV+CddPrgOukEU0bBxUfzX29aI/IBL9rtav4h/rEnimyMVs30cPbhYXZqDQTJEr6 R6YBg40ZFwsPXeD0srDqI0/Qj+7RJtoexJWXmfofMLXkPLYIUjjwwrdpT4FmK+vvIJdzs2P4Xerg5 a/tHJGB26aLrvzOk1QZndo4iTR2EnONlyapc7FysIZLdzE17vJlgG/Dy3vsRxnrW2OUcmODswEw5V 8zYFFS/YriZ8GQ7tUuN/sfln2HQb3I4u8+qToI/UpsN6JOD5YJhAvIDOFaRGUeNwNAqdfAJVrl5K5 wvvszFmA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uPUqD-0000000Bfcn-1dYI; Wed, 11 Jun 2025 23:26:45 +0000 Received: from mail-oi1-x22d.google.com ([2607:f8b0:4864:20::22d]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uPU9L-0000000BVNG-0VFN for linux-mediatek@lists.infradead.org; Wed, 11 Jun 2025 22:42:28 +0000 Received: by mail-oi1-x22d.google.com with SMTP id 5614622812f47-407aac76036so195384b6e.1 for ; Wed, 11 Jun 2025 15:42:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1749681746; x=1750286546; darn=lists.infradead.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=3nA/Lk9tPGfFaI22ceEDpAoxrxXFiJ/9IsqCSjqV/LI=; b=xxwipwCMbZPCDRKO3KmNrY5xQOyNUifOPNX++HjVV+lcNr3hL2KFNmdyJO7HrzACj2 XrUtBGRZLrfYGl8D4kyaYY6z9g+MFYhE+s2/ZgG5jfaBuA1K89fUcdl8OPOt38u+GbPd OCkxDVChol19o2nfBweizxtd4heljBXqnCl1uw/pS0mDIVRQiQNvoLuUK7FW9neiPvOt uFrp56giZtR0/moJk8vQTsvCeSTdVILKzFP2oZ2AlufSPpAoM4rY/1Xx/1WHLWj9TEyQ bj8oOd2qZ0U796lYYUmRDkcL1cyekyf6c0htBwMQXgSxGxaaFZq9ZEa/otr6tAeDiofq AQow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1749681746; x=1750286546; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=3nA/Lk9tPGfFaI22ceEDpAoxrxXFiJ/9IsqCSjqV/LI=; b=XIci69unj00sWQhfJyMfHD1uHZ4XSXAR3cch6xnyUV5mmvBIMPS2sukzXvsjOuVRlx OPyfiFfVj2ODo+SYX3WT1yltooHF+b6lC5xLwH8RLBFImBnJw2MHp8bBAmrbEU6jwHTG TON3hZhrtvUATqy093h2vFaZmnnOBrph/s9uARAqZJ/GU1VzrNADjrQ9sU6kHJHHesJz DXGd8l6SlLEMVHX6uWYjGcxooyHDvsF1vkidbUJnypbMn7JUZCOFZvv1Hxh3NYHmUZrI g45GP6KzrG37nK26A7n0dkcrRU4h+RJSMu/1L3McnaiBUVGBsQ+mt9onqRWZFlnUVVXI baHg== X-Forwarded-Encrypted: i=1; AJvYcCV5O+TEQR9O5OJpmEcNb7NBDMf8Ruu28utNFmb4vJQ5o5VigfMsevBpB6taOaQoZdxdxSgHBNH/8YJf9cCbXQ==@lists.infradead.org X-Gm-Message-State: AOJu0YwinYDCQYBZeB+MvjX4h9FcLSkvegVwqb8PbcRusoIlWzZbvvlh QfrHZ26eLzwm09YMxid/zQBMWxQe0zAgW2yDhgkV1k/5DN+IaVUnwO3UrfFyfY8d8YY= X-Gm-Gg: ASbGncu2EkzzWe95yULeT75omD6FB+2gBPWe24Sj8zp65G0IGlNsEasvPKe+zV0uGsN 03MWuV6YF6kR4ObRWCVn3MBwfFQBYuLEW2X4VOpBkbUmvWcj5lrAayMKYaGVb3G+tHZkh2P+dEZ PWbLQZ3GXS1EKS1KI5lyYGX0Mpv8LzO/ZIbrJsrg2mXSfLqKnyo2N1HM9NMunlA1G40wVE2IzKT +mqbWFW7z3p4cXcAejqh4UZ3jfxarpxhwbFWZsGUHZ2nb1zUHIK2Oy9SXhDHEO3QaPxGn7AjkVx bC12SOB21D00aa92Je4E81PEVmiOxxyDF4f7nFLJ45RMlhJssgnVDaK1jGXmakiXvdph X-Google-Smtp-Source: AGHT+IG0W8cN0RBqzvza6bDhDRqg08z0+EUeK0uOjK7EVtYqqJLeVsRO4zcpkxGJblg1Kp+3B4rIBQ== X-Received: by 2002:a05:6808:2186:b0:403:3c95:3684 with SMTP id 5614622812f47-40a66a419c9mr505006b6e.1.1749681746196; Wed, 11 Jun 2025 15:42:26 -0700 (PDT) Received: from [127.0.1.1] ([2600:8803:e7e4:1d00:4753:719f:673f:547c]) by smtp.gmail.com with ESMTPSA id 5614622812f47-40a682fbf05sm24684b6e.32.2025.06.11.15.42.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); 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() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250611_154227_183293_6EAC145F X-CRM114-Status: GOOD ( 11.25 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org 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_saradc.c index 325e3747a1345c84cddcfe9a455da6ccf655447b..bd62daea0a3e5b879a8a970d107e3342fda7b8c0 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(int irq, void *p) struct { u16 values[SARADC_MAX_CHANNELS]; aligned_s64 timestamp; - } data; + } data = { }; int ret; int i, j = 0; - memset(&data, 0, sizeof(data)); - mutex_lock(&info->lock); iio_for_each_active_channel(i_dev, i) { -- 2.43.0