From nobody Thu Dec 18 14:40:32 2025 Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [217.70.183.199]) (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 AC23D1DE3A9; Tue, 8 Apr 2025 14:42:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.199 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744123331; cv=none; b=hw25EIQMhJKEYW7040VJI0CpJZND59PazwtWnQBXgWG8JxF5lA5F02OIATvVmBNN7JEqq8PkTrD6+gh0Q1ehOCdXRTMCCzndYJ7y5r7vEFTz7cIhvgl0FAvJDZEV80hg9LEACtV/z9tekIOjczFnbyhoz89sZEwXg1AFy1vSMMI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744123331; c=relaxed/simple; bh=9ImBzIZtqGsJ1SHaUVZ01p2SwfBctJtqfs9D1vh30+k=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=eW03V/UzL+HXzjLF79q/RfvcAdp//mYPlXRfTWrIiE3uAwt0/jeNvEBgcuFIKfBt097V1oFXEhG1r7AmIm5MuR10bEJD0p2ZMykj3yRr/dxCy6I1Wti4RB/O8s8pmi8LZAGNrQ7T6npxX7lEaQkUFX3rdifYFPATnhweuWmWvv4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=jEKgs8sd; arc=none smtp.client-ip=217.70.183.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="jEKgs8sd" Received: by mail.gandi.net (Postfix) with ESMTPSA id E1020442C3; Tue, 8 Apr 2025 14:42:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1744123328; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=iULc9f9XDkhckPow9uXWfLJLBIlhOd96cLfxtQCU/7k=; b=jEKgs8sdKKpEVq8+rB9cOuVLko8jabUBt44MMm/m+LfV4xYeG/G7YfG3lgFUiTy0ZeVGN2 4Q0KFzA6NvA9fKG0djDNzoyeIPOe2IWzeUmKmM8DJWfy7IUNmAymDmmxDfTl17JvEZS927 kr+8echwkdXE/iqXFMgMC3Rux3qd/vOZ7dwS3818bw7RdNoeFU8sjMMTWUKepHnhOlbpR2 XWySaTqFiKUNQ0bhNay59MzwVm2LvbVTY7PKJBr31TOmG5YjXeo6CQbMvZ4z+sCI5xvteX B/nu8hkXtDgexD714/tAvcrA8blQbFUHApSaOQP7MmVOpG6NqTuu9kyzFTrvGQ== From: alexandre.belloni@bootlin.com To: Alexandre Belloni Cc: linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] rtc: interface: silence KMSAN warning Date: Tue, 8 Apr 2025 16:42:03 +0200 Message-ID: <20250408144203.3869821-1-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.48.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-GND-State: clean X-GND-Score: -85 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgddvtdeffeeiucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuifetpfffkfdpucggtfgfnhhsuhgsshgtrhhisggvnecuuegrihhlohhuthemuceftddunecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenogetfedtuddqtdduucdludehmdenucfjughrpefhvfevufffkffoggfgsedtkeertdertddtnecuhfhrohhmpegrlhgvgigrnhgurhgvrdgsvghllhhonhhisegsohhothhlihhnrdgtohhmnecuggftrfgrthhtvghrnhepgedtffeugeeftedtfffhiedtjeefieeuveelffetledvueeludeggedtjefgveevnecukfhppedvrgdtudemtggsudegmeehheeimeejrgdttdemrggutdefmeegfheltgemfeefjehfmehffeefugenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepihhnvghtpedvrgdtudemtggsudegmeehheeimeejrgdttdemrggutdefmeegfheltgemfeefjehfmehffeefugdphhgvlhhopehlohgtrghlhhhoshhtpdhmrghilhhfrhhomheprghlvgigrghnughrvgdrsggvlhhlohhnihessghoohhtlhhinhdrtghomhdpnhgspghrtghpthhtohepfedprhgtphhtthhopegrlhgvgigrnhgurhgvrdgsvghllhhonhhisegsohhothhlihhnrdgtohhmpdhrtghpthhtoheplhhinhhugidqrhhttgesvhhgvghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopehlihhnuhigqdhkvghrnhgvlhesvhhgvghrrdhkv ghrnhgvlhdrohhrgh X-GND-Sasl: alexandre.belloni@bootlin.com Content-Type: text/plain; charset="utf-8" From: Alexandre Belloni KMSAN complains that alarm->time can be used uninitialized. Pass 0 to trace_rtc_read_alarm in case it has not been set. Signed-off-by: Alexandre Belloni --- drivers/rtc/interface.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index aaf76406cd7d..dc741ba29fa3 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -205,7 +205,7 @@ static int rtc_read_alarm_internal(struct rtc_device *r= tc, =20 mutex_unlock(&rtc->ops_lock); =20 - trace_rtc_read_alarm(rtc_tm_to_time64(&alarm->time), err); + trace_rtc_read_alarm(err?0:rtc_tm_to_time64(&alarm->time), err); return err; } =20 --=20 2.48.1