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{
    "id": 25341,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/25341/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/25341/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
        "list_email": "libcamera-devel@lists.libcamera.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": ""
    },
    "msgid": "<20251202-cam-control-override-v3-5-eacab052798d@ideasonboard.com>",
    "date": "2025-12-02T14:49:30",
    "name": "[v3,5/5] libcamera: camera: Ensure a request's controls are valid",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "567b2695553b9739c1b3952c31a25fe89566fda8",
    "submitter": {
        "id": 143,
        "url": "https://patchwork.libcamera.org/api/1.1/people/143/?format=api",
        "name": "Jacopo Mondi",
        "email": "jacopo.mondi@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/25341/mbox/",
    "series": [
        {
            "id": 5633,
            "url": "https://patchwork.libcamera.org/api/1.1/series/5633/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5633",
            "date": "2025-12-02T14:49:25",
            "name": "libcamera: ipc: ControlLists without valid idmap break IPC",
            "version": 3,
            "mbox": "https://patchwork.libcamera.org/series/5633/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/25341/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/25341/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "X-Original-To": "parsemail@patchwork.libcamera.org",
        "Delivered-To": "parsemail@patchwork.libcamera.org",
        "Received": [
            "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 78F3FC326B\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue,  2 Dec 2025 14:49:46 +0000 (UTC)",
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        "From": "Jacopo Mondi <jacopo.mondi@ideasonboard.com>",
        "Date": "Tue, 02 Dec 2025 15:49:30 +0100",
        "Subject": "[PATCH v3 5/5] libcamera: camera: Ensure a request's controls are\n\tvalid",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=\"utf-8\"",
        "Content-Transfer-Encoding": "7bit",
        "Message-Id": "<20251202-cam-control-override-v3-5-eacab052798d@ideasonboard.com>",
        "References": "<20251202-cam-control-override-v3-0-eacab052798d@ideasonboard.com>",
        "In-Reply-To": "<20251202-cam-control-override-v3-0-eacab052798d@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Jacopo Mondi <jacopo.mondi@ideasonboard.com>",
        "X-Mailer": "b4 0.14.2",
        "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1209;\n\ti=jacopo.mondi@ideasonboard.com; h=from:subject:message-id;\n\tbh=Fpi3rz7Vx1tuMGiAVwEVqdnb7Z/TYH8Mbn7AHFJLZLU=;\n\tb=owEBbQKS/ZANAwAKAXI0Bo8WoVY8AcsmYgBpLvx+BAv2sTk3WmxNGkxeqqFyAQ0R98wXaJE/y\n\tPT+jUZutUWJAjMEAAEKAB0WIQS1xD1IgJogio9YOMByNAaPFqFWPAUCaS78fgAKCRByNAaPFqFW\n\tPDqYD/0Xi2qGNoZFwgws8zecYAOO9u+lsWC/3ajOlJ4HQNJQLrhHNcP6oIOEq7ftNLJCFPZheAv\n\tCjb2juapIKhaSSXMaMEYt82xRbAtlg78Ro5QWUwq8p0Vw6jWfrrH99Yf28IyH5bfO+kz3G5FL4x\n\tjC8VyK6kVLZBYM38UR8BFs5Iai6Df6CbuBkqw1I/uVZugtm4mzATiUCwQDljK1aoicxTWkDZiMr\n\teL3QE7S1HJgOak3qyMWrm7WTnret/TmlEUtx0YwpskO+HYyutrfoMZ//2CtuHA2KMgOiJq5iaDF\n\tcdSVKjY2YqC5Oy3xCmaxoYFQgpWejCC5rfHTnOliOEShjjb+iUIj0y91cqq/FYqXe49FwbS337/\n\t4qY4SGzPGLMBXX5o1c3yvt6CXDJI9yQ95cIFcRPrX9Jl8dj8E8V0hC7IQlHPL+UZRihVpH8i1un\n\tuOOR+Ehws5PMO1eE5yumjUBK/W3C5I5ha/aZJhi7uIdeMOyT6o35HZxWrtGDi8A7IaeOjQj3arE\n\tooq0sjjl9hkySCHP/MqigZSQeVDz0N35Mco0B4R+HjFm4eXLfvBo7DOimJzb6ARJUQ1lcIggUyt\n\tjB8ei/B7/Y0alk5kAVKLamd1nvj9SR+dz3ewvU6lsrGmnRp84pB4JOkQt0M6Eap/p+Lj4C48asu\n\t11JZyWXXpguZXxQ==",
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        "List-Id": "<libcamera-devel.lists.libcamera.org>",
        "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>",
        "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>",
        "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>",
        "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>",
        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "The list of controls part of a Request is initialized with the\nControlInfoMap of the Camera the Request is created from.\n\nApplications can re-assign the controls list in a Request\nwhich could cause issues during serialization.\n\nValidate that the ControlList in a Request is valid when\nthe Request is queued to the Camera by inspecting the\nControlInfoMap pointer.\n\nSigned-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>\n---\n src/libcamera/camera.cpp | 6 ++++++\n 1 file changed, 6 insertions(+)",
    "diff": "diff --git a/src/libcamera/camera.cpp b/src/libcamera/camera.cpp\nindex 2e1e146a25b13b94f3a0df5935c0861f78c949ed..93cd4d5f334f982133a12cbc4caec5cdf7bb52c6 100644\n--- a/src/libcamera/camera.cpp\n+++ b/src/libcamera/camera.cpp\n@@ -1345,6 +1345,12 @@ int Camera::queueRequest(Request *request)\n \t\treturn -EINVAL;\n \t}\n \n+\t/* Make sure the Request has a valid control list. */\n+\tif (request->controls().infoMap() != &controls()) {\n+\t\tLOG(Camera, Error) << \"Invalid control list in the Request\";\n+\t\treturn -EINVAL;\n+\t}\n+\n \t/*\n \t * The camera state may change until the end of the function. No locking\n \t * is however needed as PipelineHandler::queueRequest() will handle\n",
    "prefixes": [
        "v3",
        "5/5"
    ]
}