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GET /api/patches/812652/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 812652,
    "url": "http://patchwork.ozlabs.org/api/patches/812652/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150516748034.6883.2205624415045931101.stgit@bahia.lan/",
    "project": {
        "id": 14,
        "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api",
        "name": "QEMU Development",
        "link_name": "qemu-devel",
        "list_id": "qemu-devel.nongnu.org",
        "list_email": "qemu-devel@nongnu.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<150516748034.6883.2205624415045931101.stgit@bahia.lan>",
    "list_archive_url": null,
    "date": "2017-09-11T22:04:40",
    "name": "xics: fix several error leaks",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "0c64bbe41cd27afa82e1ae8693e9966be7b41d01",
    "submitter": {
        "id": 69178,
        "url": "http://patchwork.ozlabs.org/api/people/69178/?format=api",
        "name": "Greg Kurz",
        "email": "groug@kaod.org"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150516748034.6883.2205624415045931101.stgit@bahia.lan/mbox/",
    "series": [
        {
            "id": 2589,
            "url": "http://patchwork.ozlabs.org/api/series/2589/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=2589",
            "date": "2017-09-11T22:04:40",
            "name": "xics: fix several error leaks",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/2589/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/812652/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/812652/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>",
        "X-Original-To": "incoming@patchwork.ozlabs.org",
        "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org",
        "Authentication-Results": "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=<UNKNOWN>)",
        "Received": [
            "from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xrhnS5hGZz9s7F\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 12 Sep 2017 08:05:32 +1000 (AEST)",
            "from localhost ([::1]:60816 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1drWpe-00083g-Rg\n\tfor incoming@patchwork.ozlabs.org; Mon, 11 Sep 2017 18:05:30 -0400",
            "from eggs.gnu.org ([2001:4830:134:3::10]:53262)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <groug@kaod.org>) id 1drWp1-00080U-12\n\tfor qemu-devel@nongnu.org; Mon, 11 Sep 2017 18:04:56 -0400",
            "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <groug@kaod.org>) id 1drWow-0006JS-VI\n\tfor qemu-devel@nongnu.org; Mon, 11 Sep 2017 18:04:51 -0400",
            "from 15.mo1.mail-out.ovh.net ([188.165.38.232]:36492)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <groug@kaod.org>) id 1drWow-0006JI-P5\n\tfor qemu-devel@nongnu.org; Mon, 11 Sep 2017 18:04:46 -0400",
            "from player169.ha.ovh.net (b9.ovh.net [213.186.33.59])\n\tby mo1.mail-out.ovh.net (Postfix) with ESMTP id F0521917B0\n\tfor <qemu-devel@nongnu.org>; Tue, 12 Sep 2017 00:04:44 +0200 (CEST)",
            "from bahia.lan (gar31-1-82-66-74-139.fbx.proxad.net [82.66.74.139])\n\t(Authenticated sender: groug@kaod.org)\n\tby player169.ha.ovh.net (Postfix) with ESMTPA id 979F458007C;\n\tTue, 12 Sep 2017 00:04:40 +0200 (CEST)"
        ],
        "From": "Greg Kurz <groug@kaod.org>",
        "To": "qemu-devel@nongnu.org",
        "Date": "Tue, 12 Sep 2017 00:04:40 +0200",
        "Message-ID": "<150516748034.6883.2205624415045931101.stgit@bahia.lan>",
        "User-Agent": "StGit/0.17.1-46-g6855-dirty",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=\"utf-8\"",
        "Content-Transfer-Encoding": "7bit",
        "X-Ovh-Tracer-Id": "611363651135117707",
        "X-VR-SPAMSTATE": "OK",
        "X-VR-SPAMSCORE": "-100",
        "X-VR-SPAMCAUSE": "gggruggvucftvghtrhhoucdtuddrfeelledrgedtgddujeegucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddm",
        "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic]\n\t[fuzzy]",
        "X-Received-From": "188.165.38.232",
        "Subject": "[Qemu-devel] [PATCH] xics: fix several error leaks",
        "X-BeenThere": "qemu-devel@nongnu.org",
        "X-Mailman-Version": "2.1.21",
        "Precedence": "list",
        "List-Id": "<qemu-devel.nongnu.org>",
        "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>",
        "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>",
        "List-Post": "<mailto:qemu-devel@nongnu.org>",
        "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>",
        "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>",
        "Cc": "qemu-ppc@nongnu.org, Cedric Le Goater <clg@kaod.org>,\n\tDavid Gibson <david@gibson.dropbear.id.au>",
        "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org",
        "Sender": "\"Qemu-devel\"\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>"
    },
    "content": "If object_property_get_link() fails then it allocates an error, which\nmust be freed before returning. The error_get_pretty() function is\nmerely an accessor to the error message and doesn't free anything.\n\nThe error.h header indicates how to do it right:\n\n * Pass an existing error to the caller with the message modified:\n *     error_propagate(errp, err);\n *     error_prepend(errp, \"Could not frobnicate '%s': \", name);\n\nSigned-off-by: Greg Kurz <groug@kaod.org>\n---\n hw/intc/xics.c |   12 ++++++------\n 1 file changed, 6 insertions(+), 6 deletions(-)",
    "diff": "diff --git a/hw/intc/xics.c b/hw/intc/xics.c\nindex a84ba51ad8ff..80c33be02e5e 100644\n--- a/hw/intc/xics.c\n+++ b/hw/intc/xics.c\n@@ -306,8 +306,8 @@ static void icp_realize(DeviceState *dev, Error **errp)\n \n     obj = object_property_get_link(OBJECT(dev), ICP_PROP_XICS, &err);\n     if (!obj) {\n-        error_setg(errp, \"%s: required link '\" ICP_PROP_XICS \"' not found: %s\",\n-                   __func__, error_get_pretty(err));\n+        error_propagate(errp, err);\n+        error_prepend(errp, \"required link '\" ICP_PROP_XICS \"' not found: \");\n         return;\n     }\n \n@@ -315,8 +315,8 @@ static void icp_realize(DeviceState *dev, Error **errp)\n \n     obj = object_property_get_link(OBJECT(dev), ICP_PROP_CPU, &err);\n     if (!obj) {\n-        error_setg(errp, \"%s: required link '\" ICP_PROP_CPU \"' not found: %s\",\n-                   __func__, error_get_pretty(err));\n+        error_propagate(errp, err);\n+        error_prepend(errp, \"required link '\" ICP_PROP_CPU \"' not found: \");\n         return;\n     }\n \n@@ -641,8 +641,8 @@ static void ics_base_realize(DeviceState *dev, Error **errp)\n \n     obj = object_property_get_link(OBJECT(dev), ICS_PROP_XICS, &err);\n     if (!obj) {\n-        error_setg(errp, \"%s: required link '\" ICS_PROP_XICS \"' not found: %s\",\n-                   __func__, error_get_pretty(err));\n+        error_propagate(errp, err);\n+        error_prepend(errp, \"required link '\" ICS_PROP_XICS \"' not found: \");\n         return;\n     }\n     ics->xics = XICS_FABRIC(obj);\n",
    "prefixes": []
}