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Thu, 29 Nov 2018 21:48:44 GMT Received: from localhost.localdomain (/77.138.186.148) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 29 Nov 2018 13:48:43 -0800 From: Yuval Shaia To: yuval.shaia@oracle.com, marcel.apfelbaum@gmail.com, dmitry.fleytman@gmail.com, jasowang@redhat.com, eblake@redhat.com, armbru@redhat.com, pbonzini@redhat.com, qemu-devel@nongnu.org, shamir.rabinovitch@oracle.com, cohuck@redhat.com Date: Thu, 29 Nov 2018 23:47:46 +0200 Message-Id: <20181129214805.2749-5-yuval.shaia@oracle.com> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20181129214805.2749-1-yuval.shaia@oracle.com> References: <20181129214805.2749-1-yuval.shaia@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9092 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=577 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1811290182 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 156.151.31.85 Subject: [Qemu-devel] [PATCH v6 04/23] hw/rdma: Abort send-op if fail to create addr handler X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Function create_ah might return NULL, let's exit with an error. Signed-off-by: Yuval Shaia Reviewed-by: Marcel Apfelbaum --- hw/rdma/rdma_backend.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/rdma/rdma_backend.c b/hw/rdma/rdma_backend.c index d7a4bbd91f..1e148398a2 100644 --- a/hw/rdma/rdma_backend.c +++ b/hw/rdma/rdma_backend.c @@ -338,6 +338,10 @@ void rdma_backend_post_send(RdmaBackendDev *backend_dev, if (qp_type == IBV_QPT_UD) { wr.wr.ud.ah = create_ah(backend_dev, qp->ibpd, backend_dev->backend_gid_idx, dgid); + if (!wr.wr.ud.ah) { + comp_handler(IBV_WC_GENERAL_ERR, VENDOR_ERR_FAIL_BACKEND, ctx); + goto out_dealloc_cqe_ctx; + } wr.wr.ud.remote_qpn = dqpn; wr.wr.ud.remote_qkey = dqkey; }