For user applications that uses UD QP, always resolve destination mac from
the GRH. This is to avoid the failure due to any garbage value in the
attr->dmac

Signed-off-by: Selvin Xavier <[email protected]>
Signed-off-by: Devesh Sharma <[email protected]>
---
 drivers/infiniband/hw/ocrdma/ocrdma_ah.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c 
b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c
index ac02ce4..f3cc8c9 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c
@@ -96,7 +96,6 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct 
ib_ah_attr *attr)
        struct ocrdma_pd *pd = get_ocrdma_pd(ibpd);
        struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device);
        union ib_gid sgid;
-       u8 zmac[ETH_ALEN];
 
        if (!(attr->ah_flags & IB_AH_GRH))
                return ERR_PTR(-EINVAL);
@@ -118,9 +117,7 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct 
ib_ah_attr *attr)
                goto av_conf_err;
        }
 
-       memset(&zmac, 0, ETH_ALEN);
-       if (pd->uctx &&
-           memcmp(attr->dmac, &zmac, ETH_ALEN)) {
+       if (pd->uctx) {
                status = rdma_addr_find_dmac_by_grh(&sgid, &attr->grh.dgid,
                                         attr->dmac, &attr->vlan_id);
                if (status) {
-- 
1.7.1

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