Re: [Qemu-devel] [PATCH] hw/rdma: Abort send-op if fail to create addr handler

[Yuval Shaia <yuval.shaia@oracle.com>]

On Tue, Aug 14, 2018 at 01:00:10PM +0300, Yuval Shaia wrote:
> Function create_ah might return NULL, let's exit with an error.
> 
> Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
> ---
>  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 35726bda2e..59d02eb567 100644
> --- a/hw/rdma/rdma_backend.c
> +++ b/hw/rdma/rdma_backend.c
> @@ -402,6 +402,10 @@ 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, 0);

This change is based on a patch i sent at Aug 5, "Misc fixes for pvrdma
device", without it build fails.

I will re-post this patch as soon as the patch-set will be pulled.

> +            goto out_dealloc_cqe_ctx;
> +        }
>          wr.wr.ud.remote_qpn = dqpn;
>          wr.wr.ud.remote_qkey = dqkey;
>      }
> -- 
> 2.17.1
>