return rc;
}
+static void destroy_cq_ring(PvrdmaRing *ring)
+{
+ pvrdma_ring_free(ring);
+ /* ring_state was in slot 1, not 0 so need to jump back */
+ rdma_pci_dma_unmap(ring->dev, --ring->ring_state, TARGET_PAGE_SIZE);
+ g_free(ring);
+}
+
static int create_cq(PVRDMADev *dev, union pvrdma_cmd_req *req,
union pvrdma_cmd_resp *rsp)
{
resp->hdr.err = rdma_rm_alloc_cq(&dev->rdma_dev_res, &dev->backend_dev,
cmd->cqe, &resp->cq_handle, ring);
+ if (resp->hdr.err) {
+ destroy_cq_ring(ring);
+ }
+
resp->cqe = cmd->cqe;
out:
}
ring = (PvrdmaRing *)cq->opaque;
- pvrdma_ring_free(ring);
- /* ring_state was in slot 1, not 0 so need to jump back */
- rdma_pci_dma_unmap(PCI_DEVICE(dev), --ring->ring_state, TARGET_PAGE_SIZE);
- g_free(ring);
+ destroy_cq_ring(ring);
rdma_rm_dealloc_cq(&dev->rdma_dev_res, cmd->cq_handle);
return rc;
}
+static void destroy_qp_rings(PvrdmaRing *ring)
+{
+ pr_dbg("sring=%p\n", &ring[0]);
+ pvrdma_ring_free(&ring[0]);
+ pr_dbg("rring=%p\n", &ring[1]);
+ pvrdma_ring_free(&ring[1]);
+
+ rdma_pci_dma_unmap(ring->dev, ring->ring_state, TARGET_PAGE_SIZE);
+ g_free(ring);
+}
+
static int create_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
union pvrdma_cmd_resp *rsp)
{
cmd->max_send_sge, cmd->send_cq_handle,
cmd->max_recv_wr, cmd->max_recv_sge,
cmd->recv_cq_handle, rings, &resp->qpn);
+ if (resp->hdr.err) {
+ destroy_qp_rings(rings);
+ return rc;
+ }
resp->max_send_wr = cmd->max_send_wr;
resp->max_recv_wr = cmd->max_recv_wr;
rdma_rm_dealloc_qp(&dev->rdma_dev_res, cmd->qp_handle);
ring = (PvrdmaRing *)qp->opaque;
- pr_dbg("sring=%p\n", &ring[0]);
- pvrdma_ring_free(&ring[0]);
- pr_dbg("rring=%p\n", &ring[1]);
- pvrdma_ring_free(&ring[1]);
-
- rdma_pci_dma_unmap(PCI_DEVICE(dev), ring->ring_state, TARGET_PAGE_SIZE);
- g_free(ring);
+ destroy_qp_rings(ring);
return 0;
}