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GET /api/patches/816127/?format=api
{ "id": 816127, "url": "http://patchwork.ozlabs.org/api/patches/816127/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/patch/20170920102707.8266-2-colin.king@canonical.com/", "project": { "id": 15, "url": "http://patchwork.ozlabs.org/api/projects/15/?format=api", "name": "Ubuntu Kernel", "link_name": "ubuntu-kernel", "list_id": "kernel-team.lists.ubuntu.com", "list_email": "kernel-team@lists.ubuntu.com", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170920102707.8266-2-colin.king@canonical.com>", "list_archive_url": null, "date": "2017-09-20T10:27:05", "name": "[1/3] UBUNTU: SAUCE: opennsl: bcm-knet: check for null sinfo to avoid a null pointer dereference", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "5c97529f280400e5867bff4602c0149ac03046c5", "submitter": { "id": 2900, "url": "http://patchwork.ozlabs.org/api/people/2900/?format=api", "name": "Colin Ian King", "email": "colin.king@canonical.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/ubuntu-kernel/patch/20170920102707.8266-2-colin.king@canonical.com/mbox/", "series": [ { "id": 4075, "url": "http://patchwork.ozlabs.org/api/series/4075/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/list/?series=4075", "date": "2017-09-20T10:27:04", "name": "UBUNTU: SAUCE: opennsl: fix static analysis issues", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/4075/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/816127/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/816127/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<kernel-team-bounces@lists.ubuntu.com>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.ubuntu.com\n\t(client-ip=91.189.94.19; helo=huckleberry.canonical.com;\n\tenvelope-from=kernel-team-bounces@lists.ubuntu.com;\n\treceiver=<UNKNOWN>)", "Received": [ "from huckleberry.canonical.com (huckleberry.canonical.com\n\t[91.189.94.19])\n\tby ozlabs.org (Postfix) with ESMTP id 3xxwsf5ppXz9sNw;\n\tWed, 20 Sep 2017 20:27:18 +1000 (AEST)", "from localhost ([127.0.0.1] helo=huckleberry.canonical.com)\n\tby huckleberry.canonical.com with esmtp (Exim 4.86_2)\n\t(envelope-from <kernel-team-bounces@lists.ubuntu.com>)\n\tid 1ducDq-0002N9-C1; Wed, 20 Sep 2017 10:27:14 +0000", "from youngberry.canonical.com ([91.189.89.112])\n\tby huckleberry.canonical.com with esmtps\n\t(TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128)\n\t(Exim 4.86_2) (envelope-from <colin.king@canonical.com>)\n\tid 1ducDk-0002Gf-P5\n\tfor kernel-team@lists.ubuntu.com; Wed, 20 Sep 2017 10:27:08 +0000", "from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost)\n\tby youngberry.canonical.com with esmtpsa\n\t(TLS1.0:RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.76) (envelope-from <colin.king@canonical.com>)\n\tid 1ducDk-00080k-72; Wed, 20 Sep 2017 10:27:08 +0000" ], "From": "Colin King <colin.king@canonical.com>", "To": "kernel-team@lists.ubuntu.com", "Subject": "[PATCH 1/3] UBUNTU: SAUCE: opennsl: bcm-knet: check for null sinfo\n\tto avoid a null pointer dereference", "Date": "Wed, 20 Sep 2017 11:27:05 +0100", "Message-Id": "<20170920102707.8266-2-colin.king@canonical.com>", "X-Mailer": "git-send-email 2.14.1", "In-Reply-To": "<20170920102707.8266-1-colin.king@canonical.com>", "References": "<20170920102707.8266-1-colin.king@canonical.com>", "X-BeenThere": "kernel-team@lists.ubuntu.com", "X-Mailman-Version": "2.1.20", "Precedence": "list", "List-Id": "Kernel team discussions <kernel-team.lists.ubuntu.com>", "List-Unsubscribe": "<https://lists.ubuntu.com/mailman/options/kernel-team>,\n\t<mailto:kernel-team-request@lists.ubuntu.com?subject=unsubscribe>", "List-Archive": "<https://lists.ubuntu.com/archives/kernel-team>", "List-Post": "<mailto:kernel-team@lists.ubuntu.com>", "List-Help": "<mailto:kernel-team-request@lists.ubuntu.com?subject=help>", "List-Subscribe": "<https://lists.ubuntu.com/mailman/listinfo/kernel-team>,\n\t<mailto:kernel-team-request@lists.ubuntu.com?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Errors-To": "kernel-team-bounces@lists.ubuntu.com", "Sender": "\"kernel-team\" <kernel-team-bounces@lists.ubuntu.com>" }, "content": "From: Colin Ian King <colin.king@canonical.com>\n\nBugLink: https://launchpad.net/bugs/1718388\n\nsinfo can potentially be null, so add a null check to avoid a null\npointer deference on sinfo->info_id.\n\nDetected by CoverityScan CID#1456902 (\"Dereference before null check\")\n\nSigned-off-by: Colin Ian King <colin.king@canonical.com>\n---\n .../systems/linux/kernel/modules/bcm-knet/bcm-knet.c | 3 ++-\n 1 file changed, 2 insertions(+), 1 deletion(-)", "diff": "diff --git a/ubuntu/opennsl/OpenNSL/sdk-6.4.10-gpl-modules/systems/linux/kernel/modules/bcm-knet/bcm-knet.c b/ubuntu/opennsl/OpenNSL/sdk-6.4.10-gpl-modules/systems/linux/kernel/modules/bcm-knet/bcm-knet.c\nindex 9dc94b3..9aed5dc 100644\n--- a/ubuntu/opennsl/OpenNSL/sdk-6.4.10-gpl-modules/systems/linux/kernel/modules/bcm-knet/bcm-knet.c\n+++ b/ubuntu/opennsl/OpenNSL/sdk-6.4.10-gpl-modules/systems/linux/kernel/modules/bcm-knet/bcm-knet.c\n@@ -5605,7 +5605,8 @@ bkn_get_next_dma_event(kcom_msg_dma_info_t *kmsg)\n sinfo = bkn_sinfo_from_unit(dev_no);\n }\n \n- if ((sinfo->inst_id != 0) && ((sinfo->inst_id & (1 << dev_evt)) == 0)){\n+ if (sinfo && (sinfo->inst_id != 0) &&\n+\t ((sinfo->inst_id & (1 << dev_evt)) == 0)) {\n DBG_INST((\" %s skip dev(%d)\\n\",__FUNCTION__,dev_evt));\n continue;\n }\n", "prefixes": [ "1/3" ] }