From patchwork Fri Aug 21 08:53:21 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 3006 Return-Path: X-Original-To: noreply@patchwork.local Delivered-To: noreply@patchwork.local Received: from sto.lore.kernel.org (sto.lore.kernel.org [172.232.135.74]) by mxe881.netcup.net (Postfix) with ESMTPS id 5449C1C0130 for ; Fri, 21 Aug 2026 10:57:16 +0200 (CEST) Authentication-Results: mxe881; spf=pass (sender IP is 172.232.135.74) smtp.mailfrom=linux-sunxi+bounces-25255-noreply=patchwork.local@lists.linux.dev smtp.helo=sto.lore.kernel.org Received-SPF: pass (mxe881: domain of lists.linux.dev designates 172.232.135.74 as permitted sender) client-ip=172.232.135.74; envelope-from=linux-sunxi+bounces-25255-noreply=patchwork.local@lists.linux.dev; helo=sto.lore.kernel.org; Received: from smtp.subspace.kernel.org (conduit.subspace.kernel.org [100.90.174.1]) by sto.lore.kernel.org (Postfix) with ESMTP id 37CE830545A0 for ; 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t=1787302631; c=relaxed/simple; bh=4kCl2QXuVCHznxzU+MNIFwLc0WT09uejnkreOAEfhig=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TvewPEJojsX7IrW47tMkuwjQm4q1IwDlLXiskWADDWR6gJuSx0VsEFE7tzGOpWEcWD5hRrqqarkwZ/p444ezJZZm6XFgqAnvmxftaZEmI6zMNLM3xRL4F04tkunV8Z4sFrf7FtLfrGyjuH6Ft0QnBJWUIuBtBA/6ykdIGh1Th8U= 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 706AD1F00A3A; Fri, 21 Aug 2026 08:56:53 +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 11/45] clk: highbank: Make sure clk_init_data is fully initialized Date: Fri, 21 Aug 2026 10:53:21 +0200 Message-ID: <21a8ecd80d87eb4fbea3a098957ccf8450299efd.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-Rspamd-Server: rspamd-worker-8404 X-Spamd-Result: default: False [-1.66 / 15.00]; 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R_SPF_ALLOW(0.00)[+ip4:172.232.135.74:c]; TO_DN_SOME(0.00)[]; FORGED_SENDER_MAILLIST(0.00)[]; FORGED_RECIPIENTS_MAILLIST(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:63949, ipnet:172.232.128.0/19, country:SG]; RCVD_TLS_LAST(0.00)[]; TAGGED_FROM(0.00)[bounces-25255-noreply=patchwork.local,renesas]; R_DKIM_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[] X-Rspamd-Queue-Id: 5449C1C0130 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/clk-highbank.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/clk-highbank.c b/drivers/clk/clk-highbank.c index e9b177811dfc2ced..61c23199763508ea 100644 --- a/drivers/clk/clk-highbank.c +++ b/drivers/clk/clk-highbank.c @@ -269,7 +269,7 @@ static void __init hb_clk_init(struct device_node *node, const struct clk_ops *o struct hb_clk *hb_clk; const char *clk_name = node->name; const char *parent_name; - struct clk_init_data init; + struct clk_init_data init = {}; struct device_node *srnp; int rc;