From 3e255eac561672cbc92844b9f16cae9304c2a783 Mon Sep 17 00:00:00 2001 From: Joachim Fenkes Date: Mon, 14 Jul 2008 23:48:47 -0700 Subject: [PATCH] IB/ehca: Reject receive work requests if QP is in RESET state Signed-off-by: Joachim Fenkes Signed-off-by: Roland Dreier --- drivers/infiniband/hw/ehca/ehca_reqs.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c index b799b27..dd9bc68 100644 --- a/drivers/infiniband/hw/ehca/ehca_reqs.c +++ b/drivers/infiniband/hw/ehca/ehca_reqs.c @@ -544,8 +544,16 @@ int ehca_post_recv(struct ib_qp *qp, struct ib_recv_wr *recv_wr, struct ib_recv_wr **bad_recv_wr) { - return internal_post_recv(container_of(qp, struct ehca_qp, ib_qp), - qp->device, recv_wr, bad_recv_wr); + struct ehca_qp *my_qp = container_of(qp, struct ehca_qp, ib_qp); + + /* Reject WR if QP is in RESET state */ + if (unlikely(my_qp->state == IB_QPS_RESET)) { + ehca_err(qp->device, "Invalid QP state qp_state=%d qpn=%x", + my_qp->state, qp->qp_num); + return -EINVAL; + } + + return internal_post_recv(my_qp, qp->device, recv_wr, bad_recv_wr); } int ehca_post_srq_recv(struct ib_srq *srq, -- 2.7.4