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Fri, 7 May 2021 15:53:27 +0000 From: Jagannathan Raman To: qemu-devel@nongnu.org Subject: [PATCH] multi-process: Avoid logical AND of mutually exclusive tests Date: Fri, 7 May 2021 11:53:23 -0400 Message-Id: <1620402803-9237-1-git-send-email-jag.raman@oracle.com> X-Mailer: git-send-email 1.8.3.1 X-Originating-IP: [209.17.40.43] X-ClientProxiedBy: BYAPR07CA0001.namprd07.prod.outlook.com (2603:10b6:a02:bc::14) To MN2PR10MB4013.namprd10.prod.outlook.com (2603:10b6:208:185::25) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from jaraman-bur-1.us.oracle.com (209.17.40.43) by BYAPR07CA0001.namprd07.prod.outlook.com (2603:10b6:a02:bc::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4108.24 via Frontend Transport; Fri, 7 May 2021 15:53:26 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 247c4094-680f-4ab1-1af2-08d9117040ec X-MS-TrafficTypeDiagnostic: MN2PR10MB4367: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:185; 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envelope-from=jag.raman@oracle.com; helo=userp2120.oracle.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: elena.ufimtseva@oracle.com, john.g.johnson@oracle.com, thuth@redhat.com, jag.raman@oracle.com, stefanha@redhat.com, berrange@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Fixes an if statement that performs a logical AND of mutually exclusive tests Reported-by: Thomas Huth Signed-off-by: Jagannathan Raman Reviewed-by: Thomas Huth Reviewed-by: Stefan Hajnoczi --- hw/remote/mpqemu-link.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/remote/mpqemu-link.c b/hw/remote/mpqemu-link.c index 9ce3152..e67a5de 100644 --- a/hw/remote/mpqemu-link.c +++ b/hw/remote/mpqemu-link.c @@ -218,7 +218,7 @@ uint64_t mpqemu_msg_send_and_await_reply(MPQemuMsg *msg, PCIProxyDev *pdev, bool mpqemu_msg_valid(MPQemuMsg *msg) { - if (msg->cmd >= MPQEMU_CMD_MAX && msg->cmd < 0) { + if (msg->cmd >= MPQEMU_CMD_MAX || msg->cmd < 0) { return false; }