Please ignore this patch.  Turns out it depends on a series which has not been 
submitted yet.  I’ll resend this one once all of those are done.

Doug

> On Mar 9, 2018, at 3:29 PM, Doug Oucharek <dou...@me.com> wrote:
> 
> cmid will be destroyed at OFED if kiblnd_cm_callback return error.
> if error happen before the end of kiblnd_connect_peer, it will touch
> destroyed cmid and fail as
> (o2iblnd_cb.c:1315:kiblnd_connect_peer())
>           ASSERTION( cmid->device != ((void *)0) ) failed:
> 
> Signed-off-by: Alexander Boyko <alexander.bo...@seagate.com>
> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-10015
> Reviewed-by: Alexey Lyashkov <c17...@cray.com>
> Reviewed-by: Doug Oucharek <dou...@me.com>
> Reviewed-by: John L. Hammond <john.hamm...@intel.com>
> Signed-off-by: Doug Oucharek <dou...@me.com>
> ---
> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c | 18 ++++++++++++------
> 1 file changed, 12 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c 
> b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
> index 6690a6c..080c2a1 100644
> --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
> +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
> @@ -1290,11 +1290,6 @@ static int kiblnd_resolve_addr(struct rdma_cm_id *cmid,
>               goto failed2;
>       }
> 
> -     LASSERT(cmid->device);
> -     CDEBUG(D_NET, "%s: connection bound to %s:%pI4h:%s\n",
> -            libcfs_nid2str(peer->ibp_nid), dev->ibd_ifname,
> -            &dev->ibd_ifip, cmid->device->name);
> -
>       return;
> 
> failed2:
> @@ -2996,8 +2991,19 @@ static int kiblnd_resolve_addr(struct rdma_cm_id *cmid,
>               } else {
>                       rc = rdma_resolve_route(
>                               cmid, *kiblnd_tunables.kib_timeout * 1000);
> -                     if (!rc)
> +                     if (!rc) {
> +                             kib_net_t *net = peer_ni->ibp_ni->ni_data;
> +                             kib_dev_t *dev = net->ibn_dev;
> +
> +                             CDEBUG(D_NET, "%s: connection bound to "\
> +                                    "%s:%pI4h:%s\n",
> +                                    libcfs_nid2str(peer_ni->ibp_nid),
> +                                    dev->ibd_ifname,
> +                                    &dev->ibd_ifip, cmid->device->name);
> +
>                               return 0;
> +                     }
> +
>                       /* Can't initiate route resolution */
>                       CERROR("Can't resolve route for %s: %d\n",
>                              libcfs_nid2str(peer->ibp_nid), rc);
> -- 
> 1.8.3.1
> 

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