From patchwork Fri Aug 21 08:53:11 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 3000 Return-Path: X-Original-To: noreply@patchwork.local Delivered-To: noreply@patchwork.local Received: from sin.lore.kernel.org (sin.lore.kernel.org [104.64.211.4]) by mxe881.netcup.net (Postfix) with ESMTPS id 9BD431C05A3 for ; Fri, 21 Aug 2026 10:54:45 +0200 (CEST) Authentication-Results: mxe881; spf=pass (sender IP is 104.64.211.4) smtp.mailfrom=linux-sunxi+bounces-25245-noreply=patchwork.local@lists.linux.dev smtp.helo=sin.lore.kernel.org Received-SPF: pass (mxe881: domain of lists.linux.dev designates 104.64.211.4 as permitted sender) client-ip=104.64.211.4; envelope-from=linux-sunxi+bounces-25245-noreply=patchwork.local@lists.linux.dev; helo=sin.lore.kernel.org; Received: from smtp.subspace.kernel.org (conduit.subspace.kernel.org [100.90.174.1]) by sin.lore.kernel.org (Postfix) with ESMTP id 7B2B030294B1 for ; Fri, 21 Aug 2026 08:54:38 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 4E9CE41A4EF; Fri, 21 Aug 2026 08:54:37 +0000 (UTC) X-Original-To: linux-sunxi@lists.linux.dev Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 033533AE6F5; Fri, 21 Aug 2026 08:54:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787302477; cv=none; b=GbeKFWvtTSO29VpACxGiHQO7oqO7SbXfYDIUaUnjiPT3jW6Vu95Hsi/LK4em/bRwMRGeAfyONojEgv+bNzOejEaSC1cJYQyvu+xkfQ6KSGIUJ/DPJWYWL/Dv8xGEneyhOk6RzeiyPIOHrAwFq9BEk6PPwZAjkMNHbLaoHzxN48E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787302477; c=relaxed/simple; bh=uv9NAhUELaCrHm4TyUUfw9jLoYul/ZrMHyB98EttRFs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QskDLW6hED7VK4zEpZyNiz2jHpQRAizkAK93FhrNu66htfVJ33ly4sgJzLcr75TLX9ynm0ypPgQFex5h8LA30qga8fML4r6wdXrjIdexnDcDzHLZ2sbdOQvt1h5EXCwi+P8gdAgCUTSTqHCHbfkiuU8W6xS03X0JKEicwfLEnEU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 Received: by smtp.kernel.org (Postfix) with ESMTPSA id A57EA1F00A3A; Fri, 21 Aug 2026 08:54:20 +0000 (UTC) From: Geert Uytterhoeven To: Ryan Chen , Joel Stanley , Stephen Boyd , Brian Masney , Jerome Brunet , Andrew Jeffery , Billy Tsai , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Ray Jui , Scott Branden , Broadcom internal kernel review list , Taichi Sugaya , Takao Orito , Linus Walleij , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Sudeep Holla , Cristian Marussi , David Lechner , Abel Vesa , Peng Fan , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Paul Cercueil , Santosh Shilimkar , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Vladimir Zapolskiy , Heiko Stuebner , Krzysztof Kozlowski , Sylwester Nawrocki , Chanwoo Choi , Peter Griffin , Alim Akhtar , Dinh Nguyen , Viresh Kumar , Maxime Coquelin , Alexandre Torgue , =?utf-8?q?Emilio_L=C3=B3pe?= =?utf-8?q?z?= , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Prashant Gaikwad , Thierry Reding , Jonathan Hunter , Kunihiko Hayashi , Masami Hiramatsu , Ulf Hansson , Liviu Dudau , Lorenzo Pieralisi , Michal Simek , Matthias Brugger Cc: linux-clk@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, arm-scmi@vger.kernel.org, imx@lists.linux.dev, linux-mips@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org, soc@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, Geert Uytterhoeven Subject: [PATCH 01/45] clk: aspeed: Make sure clk_init_data is fully initialized Date: Fri, 21 Aug 2026 10:53:11 +0200 Message-ID: <029b50dbb60753ef1e27045fc379802930c4085e.1787239813.git.geert+renesas@glider.be> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MORS-Enabled: yes X-MORS-DOMAIN: patchwork.local X-MORS-HOSTING: hosting172546 X-MORS-USER: hosting172546 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= The clk_init_data structure contains several mutually-exclusive members for different methods to specify the possible parents of a clock, prompting drivers to initialize only the members they need. However, not initializing all members may cause subtle issues, which are only exposed when CONFIG_INIT_STACK_ALL_PATTERN or CONFIG_INIT_STACK_NONE is enabled. Make sure all members are fully initialized, to avoid such bugs, and to prevent future breakage when converting drivers to a different method for specifying the parents. Signed-off-by: Geert Uytterhoeven --- Compile-tested only. --- drivers/clk/aspeed/clk-aspeed.c | 2 +- drivers/clk/aspeed/clk-ast2600.c | 2 +- drivers/clk/aspeed/clk-ast2700.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/clk/aspeed/clk-aspeed.c b/drivers/clk/aspeed/clk-aspeed.c index 38a5766a435ca27f..d32a3e9f300a2d74 100644 --- a/drivers/clk/aspeed/clk-aspeed.c +++ b/drivers/clk/aspeed/clk-aspeed.c @@ -349,8 +349,8 @@ static struct clk_hw *aspeed_clk_hw_register_gate(struct device *dev, struct regmap *map, u8 clock_idx, u8 reset_idx, u8 clk_gate_flags, spinlock_t *lock) { + struct clk_init_data init = {}; struct aspeed_clk_gate *gate; - struct clk_init_data init; struct clk_hw *hw; int ret; diff --git a/drivers/clk/aspeed/clk-ast2600.c b/drivers/clk/aspeed/clk-ast2600.c index 70061c961b69eccc..cc3d26602b16eba7 100644 --- a/drivers/clk/aspeed/clk-ast2600.c +++ b/drivers/clk/aspeed/clk-ast2600.c @@ -425,8 +425,8 @@ static struct clk_hw *aspeed_g6_clk_hw_register_gate(struct device *dev, struct regmap *map, u8 clock_idx, u8 reset_idx, u8 clk_gate_flags, spinlock_t *lock) { + struct clk_init_data init = {}; struct aspeed_clk_gate *gate; - struct clk_init_data init; struct clk_hw *hw; int ret; diff --git a/drivers/clk/aspeed/clk-ast2700.c b/drivers/clk/aspeed/clk-ast2700.c index 536600fcd0244e59..495b7fa3395b2106 100644 --- a/drivers/clk/aspeed/clk-ast2700.c +++ b/drivers/clk/aspeed/clk-ast2700.c @@ -824,7 +824,7 @@ static struct clk_hw *ast2700_clk_hw_register_gate(struct device *dev, const cha void __iomem *reg, u8 clock_idx, unsigned long flags, spinlock_t *lock) { - struct clk_init_data init; + struct clk_init_data init = {}; struct clk_gate *gate; struct clk_hw *hw; int ret = -EINVAL;