1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c
index 3aacc8cf1e44..2ce8cffb8664 100644
--- a/drivers/infiniband/hw/ehca/ehca_reqs.c
+++ b/drivers/infiniband/hw/ehca/ehca_reqs.c
@@ -209,6 +209,10 @@ static inline int ehca_write_swqe(struct ehca_qp *qp,
                         ehca_gen_err("wr.ud.ah is NULL. qp=%p", qp);
                         return -EINVAL;
                 }
+                if (unlikely(send_wr->wr.ud.remote_qpn == 0)) {
+                        ehca_gen_err("dest QP# is 0. qp=%x", qp->real_qp_num);
+                        return -EINVAL;
+                }
                 my_av = container_of(send_wr->wr.ud.ah, struct ehca_av, ib_ah);
                 wqe_p->u.ud_av.ud_av = my_av->av;