From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f181.google.com (mail-pf1-f181.google.com [209.85.210.181]) (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 969702C868 for ; Mon, 15 Apr 2024 08:18:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.181 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713169114; cv=none; b=FQN5Pj+SDSc3V+IDArWnWXFWG0fkn6hQ9nt5tm3uLMRfN11MSNdyMXNSSSi9z+DiIu1iAYzaffNHpe2s84/pf30xpEyv4jrvvfC6B2MKPkIYv17RXtUDUJBQtQIf1JjsHw8cPh3Dnh+AxcjXyoVvKL1EaziEXfzYtHgD7l+/7wY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713169114; c=relaxed/simple; bh=JB7v20ff7Xb02F6Y10LFP5M+IvHG6sO11iwPnmzSaoE=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=i12cGj1N7IxyM0BfQxTLnynCq2e9qzw/9HidLyF9k9aoj+f9l6FEqI/LN43EZusn8hkOc52p3vBnfYZDWGi6YhgX6JFmFaEQabNSxnKx8rniGspcIXey8JsuDmeXTK2ADNP4PV5aekjfm6nLAdB3NRvioPr3t2a7ysl7+O6CDD8= 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=hyzJm/yt; arc=none smtp.client-ip=209.85.210.181 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="hyzJm/yt" Received: by mail-pf1-f181.google.com with SMTP id d2e1a72fcca58-6ecf3943040so2281238b3a.0 for ; Mon, 15 Apr 2024 01:18:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1713169113; x=1713773913; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=2S+amZgScg+Tgd2wJVdpk38S0yUSHLTCilKi/2bme+I=; b=hyzJm/yt3ZtFBZDkQO42VzLEFoT5xXsheH3hJbysXK/S8P29RDaw2rH5yklbMImJ/R Z0qAz18P197p88EoDn1UwgPXrVOL78prwewgN/A6M8CKj+OmOxZazR5eyQprwkdQ8aBw QOh5IoYJoLzxfMegFMbf/cIMxMEDrjEvFl3SVneh7H2JnizAs/cFGaKretahi72vM9m8 z38hTnnwRIox6ydW6QoqFM8LXzWMDUaImCfOFXBqUe4gCXyEWEBG0TYK6w9gKcebc+KM ZPgSIJm2PeFE8tu8jnQmDwKmiForGS9Wl777I9rksNBbJn4TNQFl0PkK+sg/E0IAD1dt 7lKQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1713169113; x=1713773913; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=2S+amZgScg+Tgd2wJVdpk38S0yUSHLTCilKi/2bme+I=; b=Ni7hrC2pa7AwmAzdwpI+R03zqvx51nLddTlzpOdusPLPsJNCWQPKbsGe7cJLCBWPkL Vd6oQ7hAIvpehk0GB9nk6KfnjNTCO+5z8lgL+H4W6ye/nFGHhrlk5sX4qV8nBX1Xy26D 0Mc25P1YOqxsJWYWRKMpi7zqBEWZ005gNxsjJNKxP4L/f5UtgODA1iyCpQxlyTzhYzz+ wYcYvMbwvOwhedWy+PNp1KCxVlh1kWiWhQtgyJ1+uoGZXatK+Ik8IfQCOaYltqgmW+4b Ior4OnOIfAl+KU+xg+HijHDq9g+4GtZepE3S8dyQYkPCj0B1YUkkiZ24ET2uJMVu7CWq m3XQ== X-Gm-Message-State: AOJu0YzymoE8KbmbBfi+kc6s7I3iedMj+O/r3GNJH1blEs/dp8jhlIqf uR11fuMu1Jz9L5uudBcyXz/aVhhzv4GW6MnN4+0IBPedfg4bwlf5 X-Google-Smtp-Source: AGHT+IEwP7QZ13YsK6+R9yCqj164VBqhtdxtkAH//Nz9UjDAJasVZSQ+HmHZy15K6uqBXK3SgjzsFA== X-Received: by 2002:a05:6a21:3283:b0:1a9:68c6:c0a7 with SMTP id yt3-20020a056a21328300b001a968c6c0a7mr10649798pzb.9.1713169112824; Mon, 15 Apr 2024 01:18:32 -0700 (PDT) Received: from FLYINGPENG-MB1.tencent.com ([103.7.29.30]) by smtp.gmail.com with ESMTPSA id p13-20020a170902b08d00b001dc391cc28fsm7343157plr.121.2024.04.15.01.18.30 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 15 Apr 2024 01:18:32 -0700 (PDT) From: flyingpenghao@gmail.com X-Google-Original-From: flyingpeng@tencent.com To: jean-philippe@linaro.org Cc: virtualization@lists.linux.dev, Peng Hao Subject: [PATCH] viommu: return error code for unknown probe type Date: Mon, 15 Apr 2024 16:18:23 +0800 Message-Id: <20240415081823.18847-1-flyingpeng@tencent.com> X-Mailer: git-send-email 2.39.3 (Apple Git-145) Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Peng Hao If the probe types processed by the loop are all unknown, no error will be returned. Signed-off-by: Peng Hao --- drivers/iommu/virtio-iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/virtio-iommu.c b/drivers/iommu/virtio-iommu.c index 04048f64a2c0..80352505b762 100644 --- a/drivers/iommu/virtio-iommu.c +++ b/drivers/iommu/virtio-iommu.c @@ -555,6 +555,7 @@ static int viommu_probe_endpoint(struct viommu_dev *viommu, struct device *dev) break; default: dev_err(dev, "unknown viommu prop 0x%x\n", type); + ret = -EINVAL; } if (ret) -- 2.31.1