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h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Dp+DGJoUTZT1Otle01mbGCkN4+mjZzFhJlKQCx5wqac=; b=cZcI47uOpJs663C1M2ppQyXmWLpegBR9q3yKOfYwptQ4+L4O8kJDkSxITsFHR+6ZhY /6nk9eJ2qPpZNkmsp68uxV9VRGyV/7tdUfEIgOSpGeiOb7u4a5HCMdc1lJ1uVELvUpET ++Y44QIq/95inDv7Gn/SaPJuj3/aMM0IHoMhnVtUuHkGh/O16DZH5YO1sKx1aaGIohyz bXlMSkpPlWCBVpOeFqGG3v7Wrw7QTpgIIsV9RQ8kbX+VuN1Ib0gf/QcFW/GgvKOY87Gy FacGIHVBK7q3MGkq+CGGBpJZrdbCIrHA0yEJ4V4nbqudkQWFE3TYFeDZ6dXVq6qwfbZd UqHA== X-Gm-Message-State: AOAM533UhC33+SOm9VqNjwXL4fkFeqPGIlDwmgOyIoamjmQoFJQojFPP EFrnxSfW45XxtCSpIGb6HveBD9wnj9g= X-Google-Smtp-Source: ABdhPJx7DLuAmESw7Mpi4uY3nZoZxbapTx1F2y1tERiB6RmFWARL9cogAI6BaF7+BsC6XShhYxtAOQ== X-Received: by 2002:a17:906:7104:: with SMTP id x4mr5498271ejj.141.1608318028420; Fri, 18 Dec 2020 11:00:28 -0800 (PST) From: Marcel Apfelbaum To: qemu-devel@nongnu.org, peter.maydell@linaro.org Subject: [Qemu-devel] [PULL 1/1] contrib/rdmacm-mux: Fix error condition in hash_tbl_search_fd_by_ifid() Date: Fri, 18 Dec 2020 21:00:22 +0200 Message-Id: <20201218190022.31214-2-marcel.apfelbaum@gmail.com> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20201218190022.31214-1-marcel.apfelbaum@gmail.com> References: <20201218190022.31214-1-marcel.apfelbaum@gmail.com> Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::635; envelope-from=marcel.apfelbaum@gmail.com; helo=mail-ej1-x635.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=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: alex.chen@huawei.com, yuval.shaia.ml@gmail.com, euler.robot@huawei.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: AlexChen When fd is not found according to ifid, the _hash_tbl_search_fd_by_ifid() returns 0 and assigns the result to *fd, so We have to check that *fd is 0, not that fd is 0. Reported-by: Euler Robot Signed-off-by: AlexChen Message-Id: <5F9AC6FF.4000301@huawei.com> Reviewed-by: Marcel Apfelbaum Signed-off-by: Marcel Apfelbaum --- contrib/rdmacm-mux/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/contrib/rdmacm-mux/main.c b/contrib/rdmacm-mux/main.c index bd82abbad3..771ca01e03 100644 --- a/contrib/rdmacm-mux/main.c +++ b/contrib/rdmacm-mux/main.c @@ -186,7 +186,7 @@ static int hash_tbl_search_fd_by_ifid(int *fd, __be64 *= gid_ifid) *fd =3D _hash_tbl_search_fd_by_ifid(gid_ifid); pthread_rwlock_unlock(&server.lock); =20 - if (!fd) { + if (!*fd) { syslog(LOG_WARNING, "Can't find matching for ifid 0x%llx\n", *gid_= ifid); return -ENOENT; } --=20 2.17.2