From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f180.google.com (mail-pf1-f180.google.com [209.85.210.180]) (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 7E0D12931D5 for ; Mon, 17 Aug 2026 10:51:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.180 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786963871; cv=none; b=f0o5DBHkoJnYw4K5SKnvTBJR8lFx/vi2Z3Pw7Gi58qt/lPcsoIXsF2yI7dkMiBdRbnWlGlGScxExKCs2rQ0N1nJ12GVi5nS0aY+lOO3BfEBl/2JVAhmwscUXjGvcfeNBntPgqFilIXrz1wAzN6JA6IPMwLWUDMtqLj6HYsepel8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786963871; c=relaxed/simple; bh=IWHi1taYQeRWKEp+k2G2I6GM20IvB3mxUqU0Xc5Cvkg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=lR1NzPUtLHhKmdfnPl77ppY+s7Lh6DoGGtNijRtGNvsKSpkWnrJrOSkQpVrEf2DITWHbaTfWVwheOqH7z/gZj8qplgH/ULobTwZFP/hdJBxc19cVCwf3QUoCSfv8qhnkkaO5GoSn/kgOXALiZBm3cW+F5X3/BtbADm7mgDYXzPQ= 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=Eo/iExs2; arc=none smtp.client-ip=209.85.210.180 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="Eo/iExs2" Received: by mail-pf1-f180.google.com with SMTP id d2e1a72fcca58-84867f07d63so3272508b3a.2 for ; Mon, 17 Aug 2026 03:51:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1786963867; x=1787568667; 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=5n7pXbzDrHJnMRfU9VJ54B02a3YsWN3NAMhXHGCAsDo=; b=Eo/iExs2c8LNakDep1cORhysX7Zm7WDKOJIYkf7xUC7PCI/HPJH8aLiWqWGGpN45eH 6FWMRJE3Et168W3tQgpe6VbNbEjJ4onPciPUkvdelncpl63DdXKbqhQwb5tLaTIVNQ0/ W3AvwiRIaIz0hIVcM51GyZE2GVx5Yk7s65QvB2bUCOsoJZdGQ+EBZXnbDf6/dygT50v2 aXLa0cL564XVD0zLL59LF43/xqD0dm3A/I9HSZiYamaQeNF93JCw0UGgpCSaHP+/8tLt mz2RlFhtLnsb/CqUyW9uuzTVox6iRku84aas+O6+2jmbivHg9F7PcR2U72hj6SvgZqJC B2lw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786963867; x=1787568667; 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=5n7pXbzDrHJnMRfU9VJ54B02a3YsWN3NAMhXHGCAsDo=; b=spi4/Xwr9QkpLhpGJ6AHlXVWbj5hkT4bY2cjstde3fgyr6kHS5igugru7hL9oUJKnT qAq4Y01jSAThQ1s1o0g7c2Ejt8ezbKIG2AnaHcXUbltkcrWiHx+E+bepj/7avbgWCXXm XO77NRRI2vegWVJ4mxriIop1DfZIqnMcqt3eDiPfEvvN62R5AOsKhzqG58QxpqMw8zpE J6usaxDPrPMw7XO/VRrVAt7ww3ADG7bVPg8U2VoUc2wohvRA8K/ZOjQl81VHdGdecMiK e3c7dnkiP2rP+snOs65k5PZrJbmvjfGJTiYmEWQ768p8EKweX/5waNSMF4Cchd71dNzj oWEA== X-Forwarded-Encrypted: i=1; AHgh+RqqPStW0bizkkgmXHVU6aXgiIaVzmV7iK3eoIZOdUI8Riwti1H5+ImAuGNq3ld+1ywzeop3OCT57SlOaTU=@vger.kernel.org X-Gm-Message-State: AOJu0YxOzVheYT2A4hKU6Wunb4B/Inm8JpMyAvy8qdNxiBf5ch2oa56B xHVe6k3aJZV80ibWDThQHNmqW5X9zbsS0AY3ObuY6f/kZgCmTnM5zvD2 X-Gm-Gg: AR+sD13gBKNoCk3PQpUcMFB96zF6tWjYdxizpiueCdes+7pp+zR0ndozuYevJjtsCzY lplc4XHzDH5B0jBLj/xPvW2HfpkyyWa7I86Ja1QBwgyZhxsT5aeNvacfKvBqirNOVYZEtAiyVyW 4xdbS6X9MqbfwQanDyiyOWACbmXg4Y0wzXDrGtuq1/saAUoMd6LXfg8cqR48/JxjHJ6fzbOjrsN vaR4u5dcHnIz85lGQMs/MwYv+YsdlAJU6Z/hzrgTDWIwMp+1+5mLwTT4yXisYzexFWEbcyHYzGV bEXeko8zHDDMTFIuU6sqi4sZQvgJdLYXFSWMYFGw9t4sV7LwXExHqxibEeG0lXkhdmy2ljCdrgU yPBOoGv1cigkHrA3K4+V9FMKDijht1ivRIg+2PJC5S/vQG+z7vqnFkrGmqZIfznkkBDSwGKP2U2 eM7In6xmt6QUxpxW04t6rxNYnwu9QhpTiUk7abv2mXp77jeXMh2XOLqgsBJOX5+Zs8Xp/ramKV0 SBJ8LjjQZeNvRFYNk5MfY2PiNidKvlB66IZaoamU8NYP+ZWKM3Ph0N+0gtwilOOWZzSgQXE/Fvx Jbtn X-Received: by 2002:a05:6a00:238b:b0:845:c906:5ff5 with SMTP id d2e1a72fcca58-84fde28211amr22173670b3a.30.1786963866751; Mon, 17 Aug 2026 03:51:06 -0700 (PDT) Received: from phuc-desktop.. ([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-851b6f8b44esm78746b3a.33.2026.08.17.03.51.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Aug 2026 03:51:06 -0700 (PDT) From: phucduc.bui@gmail.com To: Corey Minyard , openipmi-developer@lists.sourceforge.net, linux-kernel@vger.kernel.org Cc: bui duc phuc Subject: [PATCH 2/4] ipmi: bt-bmc: Handle -ENXIO from optional IRQ lookup Date: Mon, 17 Aug 2026 17:50:39 +0700 Message-ID: <20260817105041.63224-2-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260817105041.63224-1-phucduc.bui@gmail.com> References: <20260817105041.63224-1-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() can return -ENXIO when no IRQ resource is available, as well as other negative error codes. The probe path supports running without an IRQ by falling back to the timer. Treat -ENXIO as the no-IRQ case while propagating other errors to the caller. Signed-off-by: bui duc phuc --- drivers/char/ipmi/bt-bmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/ipmi/bt-bmc.c b/drivers/char/ipmi/bt-bmc.c index 7d3944bda8db..4c5457c88503 100644 --- a/drivers/char/ipmi/bt-bmc.c +++ b/drivers/char/ipmi/bt-bmc.c @@ -380,7 +380,7 @@ static int bt_bmc_config_irq(struct bt_bmc *bt_bmc, u32 reg; bt_bmc->irq = platform_get_irq_optional(pdev, 0); - if (bt_bmc->irq < 0) + if (bt_bmc->irq < 0 && bt_bmc->irq != -ENXIO) return bt_bmc->irq; rc = devm_request_irq(dev, bt_bmc->irq, bt_bmc_irq, IRQF_SHARED, -- 2.43.0