From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f47.google.com (mail-pj1-f47.google.com [209.85.216.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 840733976BA for ; Mon, 10 Aug 2026 05:15:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.47 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786338924; cv=none; b=u5GMOVhYbz/P2UnjJqb9Zr7jisZ4DHh0yK5Qepcap86btp8n3m+NZ9soqR0ZJdClpb+Pwmf9AxgzMeNwxGGvkQVMG54OYCMdbCNjHZw8YcWQP+H0MRF2cqE8jSfixoHagh7iaVLuA8tchf1/ucI8H7lj02IvG5b5d4lidGghZeo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786338924; c=relaxed/simple; bh=XQFgdJTsK21cZVw0y27VhQen6GqemFyvLkypXTh462Q=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=YLiENi27/VTbMSCiOLPX/+m6i2pdPtZA4AL05F8amtIetxRM2A2icHnGOH7O7GV+HpS79OrHCy5YbMq6IyoKiqC7OPevSIgari1nzuGNTXKgCPrSt6OCuXjpH/8heyc5NpH+rJgYaxfEN0QRIv5cXFzrT5Y/NlGlOQbMedssF4I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=KAaGgVYZ; arc=none smtp.client-ip=209.85.216.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="KAaGgVYZ" Received: by mail-pj1-f47.google.com with SMTP id 98e67ed59e1d1-38e07ebd263so958508a91.1 for ; Sun, 09 Aug 2026 22:15:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1786338923; x=1786943723; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=qIj4njjd+RWYh4JFURNyp7igH7Cxj0yRhELgL29odk4=; b=KAaGgVYZSQwxRz4oTbaibRJKbhgatuFbg64uib0A6SNdsFRh7Qj1tkSIgeyXixQM8I NrxYoXgTDMBFcbN04fNRKtHR1DzA4Ijx7HWq+ZZXHaJWwclby5dD1tXjfyDwKmY9rVp7 69yTZWXCC4Nz0ZWzR/eUOrW8cepuF9LmUWvQsSLXDPuuL+5kqIJQutIKfK4e4OkbFs1H hlmvsgkGjbx6FFZWTTgbaKQHxbz4c1ZW4lhVi7ciLEqQgqdJO5hOK6ng9YvYe5ybrv88 XPdFaxy5SKKnDlmtFJzCGo5CCehc3FgU23DVnZNxcvwwtoqGObnW66I/k7sKU6IJMePE cj6Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786338923; x=1786943723; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=qIj4njjd+RWYh4JFURNyp7igH7Cxj0yRhELgL29odk4=; b=koiOxBkKVYtngMS5qKbM4+QCmwuYotsjpHHFMRwyQ5dbSTyRS4d/qNk1SnSprHBYsp 1oAjTuuStE6+rFr1r5tWPahOaviCaHhaF0NJrynIUC92zKYoAUbs84eoGSPofYNV48vJ 0iokVjkHCul9VNtfOeIU8vt48gXSQ30DUSqaAYtSzZ/krEUvM9c3OFiVUcEtXHsn7Bqz xQfcbzE15hq70616p+dJzRoCKeLxo0+2SpUeZCYrxOKLbKRd0Sny0sGTXrVRCX996wfd ntV1XiXdI/bE/DQlVvZV1Fac+/3SfrijU1/JHcppbtNJM0uggXZW2VCRwrfNkd3iA1UD Qd5w== X-Forwarded-Encrypted: i=1; AHgh+RpSX0wZ3G6BcY0MhyOsRS9DSak4FEdGLl/xgyylF+KydLbPd7LBGTHyJiAjqll8jlb7cX0IxfRSc+eXrRg=@vger.kernel.org X-Gm-Message-State: AOJu0Yw2wzYPYT6iZqDsPGHUiBU6Svvhf95EBZLGPYWEcE2ZZX68WiIT iK/jfOOTH5zLSIkQ9He95ppFdCeMj3EtFvPmKqJgBJi8k8SQ6AEc2vDs X-Gm-Gg: AR+sD12qqQ4UW0HYJmsnlt8Auiyw1vExipqeRKOmyeewFRprOpMYbV371M2yVZb9ClK gqy/EsNn8P4TAZdjzs45W1OWC0/iasbcLDB3WRO1rmGgfpdymPjZhhufZGAr32i9mN/Hj20a1vc RLLci705QEJoi3c2L+FrV8o1fw+wyl8FxJwNo+CqH/V74mxD5J86bwFa6fEyy5jd8kA4XG8TTqb ECj4jO27bAC1xQ+ic4LWTxKs2tMG6EjLRkYi4eLl1lNSVvmkSehUlWEjjHUuwd5MPBhFyThqJXx hZ8ctN4j4umfM7U+NWeetzzgGWN5g4O9y3grOPc+2kf4oZTanJIOTzQplW/rbd007sbfcprULpm QQ32YQvXOdmCiw0Fj8vnJU2NgNlZ3MeQ6f58Xvqz9FUVWvGiwKSTZpkVqVXrQfsDls06yhVcZow 4cpcbb2Lm+kjuV0TAJV6BnmPg0ueLFw++CnfHOB5Ad7xm0EgX2Fhw2ct1kWUKd8s8hW5T1WuBvZ od0ul4XCV2Xn7K7xxQ2HW2P3W+brPKJGuUiqrzI1vV5MUbegsKwY123O2TaYfTMIzvQi3OiR66R 7gcc X-Received: by 2002:a17:90b:448b:b0:38e:524:8797 with SMTP id 98e67ed59e1d1-3909d8c3b9cmr22968988a91.13.1786338922770; Sun, 09 Aug 2026 22:15:22 -0700 (PDT) Received: from phuc-desktop.. ([183.91.15.56]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-390b13b0c74sm4719672a91.0.2026.08.09.22.15.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 09 Aug 2026 22:15:22 -0700 (PDT) From: phucduc.bui@gmail.com To: Alexandre Belloni Cc: linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org, bui duc phuc Subject: [PATCH 2/2] rtc: cmos: Propagate errors from optional IRQ lookup Date: Mon, 10 Aug 2026 12:15:04 +0700 Message-ID: <20260810051504.26912-2-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260810051504.26912-1-phucduc.bui@gmail.com> References: <20260810051504.26912-1-phucduc.bui@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: bui duc phuc platform_get_irq_optional() returns a positive IRQ number on success or a negative error code on failure. For an optional IRQ, -ENXIO indicates that no optional IRQ is available, while other errors should be propagated. Propagate all error codes returned by platform_get_irq_optional() other than -ENXIO, while preserving -1 for the case where no optional IRQ is available. Signed-off-by: bui duc phuc --- drivers/rtc/rtc-cmos.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index fa04ece151b8..0a2c7383c8cd 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -1436,7 +1436,9 @@ static int __init cmos_platform_probe(struct platform_device *pdev) else resource = platform_get_resource(pdev, IORESOURCE_MEM, 0); irq = platform_get_irq_optional(pdev, 0); - if (irq < 0) { + if (irq < 0 && irq != -ENXIO) + return irq; + if (irq == -ENXIO) { irq = -1; #ifdef CONFIG_X86 /* -- 2.43.0