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{
    "id": 2023,
    "url": "https://patchwork.libcamera.org/api/patches/2023/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/2023/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/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": "<20190927023023.722396-2-niklas.soderlund@ragnatech.se>",
    "date": "2019-09-27T02:30:22",
    "name": "[libcamera-devel,1/2] qcam: Fix unregister of not registered timer",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "825ac68a6433ed85712277f36103da6b7a5b363a",
    "submitter": {
        "id": 5,
        "url": "https://patchwork.libcamera.org/api/people/5/?format=api",
        "name": "Niklas Söderlund",
        "email": "niklas.soderlund@ragnatech.se"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/2023/mbox/",
    "series": [
        {
            "id": 507,
            "url": "https://patchwork.libcamera.org/api/series/507/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=507",
            "date": "2019-09-27T02:30:21",
            "name": "qcam: Fix issues in the Qt event dispatcher",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/507/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/2023/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/2023/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<niklas.soderlund@ragnatech.se>",
        "Received": [
            "from bin-mail-out-06.binero.net (bin-mail-out-06.binero.net\n\t[195.74.38.229])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id B297761658\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 27 Sep 2019 04:31:33 +0200 (CEST)",
            "from bismarck.berto.se (unknown [84.172.88.101])\n\tby bin-vsp-out-03.atm.binero.net (Halon) with ESMTPA\n\tid d929bab0-e0ce-11e9-837a-0050569116f7;\n\tFri, 27 Sep 2019 04:31:02 +0200 (CEST)"
        ],
        "X-Halon-ID": "d929bab0-e0ce-11e9-837a-0050569116f7",
        "Authorized-sender": "niklas@soderlund.pp.se",
        "From": "=?utf-8?q?Niklas_S=C3=B6derlund?= <niklas.soderlund@ragnatech.se>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri, 27 Sep 2019 04:30:22 +0200",
        "Message-Id": "<20190927023023.722396-2-niklas.soderlund@ragnatech.se>",
        "X-Mailer": "git-send-email 2.23.0",
        "In-Reply-To": "<20190927023023.722396-1-niklas.soderlund@ragnatech.se>",
        "References": "<20190927023023.722396-1-niklas.soderlund@ragnatech.se>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=UTF-8",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH 1/2] qcam: Fix unregister of not\n\tregistered timer",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "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>",
        "X-List-Received-Date": "Fri, 27 Sep 2019 02:31:34 -0000"
    },
    "content": "If a unregistered timer is given to QtEventDispatcher::unregisterTimer()\nan error is printed and Qt gets confused and locks up. Fix this by\nfollowing the libcamera documentation that passing a unregistered timer\nis a no-op.\n\nSigned-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>\n---\n src/qcam/qt_event_dispatcher.cpp | 4 ++++\n 1 file changed, 4 insertions(+)",
    "diff": "diff --git a/src/qcam/qt_event_dispatcher.cpp b/src/qcam/qt_event_dispatcher.cpp\nindex 5ba451bf88cef6e8..6b332f6265d01fe0 100644\n--- a/src/qcam/qt_event_dispatcher.cpp\n+++ b/src/qcam/qt_event_dispatcher.cpp\n@@ -120,6 +120,10 @@ void QtEventDispatcher::registerTimer(Timer *timer)\n void QtEventDispatcher::unregisterTimer(Timer *timer)\n {\n \tauto it = timerIds_.find(timer);\n+\n+\tif (it == timerIds_.end())\n+\t\treturn;\n+\n \ttimers_.erase(it->second);\n \tkillTimer(it->second);\n \ttimerIds_.erase(it);\n",
    "prefixes": [
        "libcamera-devel",
        "1/2"
    ]
}