From 71347b0c645c47c2d5970060768b9ecc97029342 Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Wed, 18 Jul 2018 09:25:21 -0700 Subject: [PATCH] IB/srp: Simplify ib_post_(send|recv|srq_recv)() calls Instead of declaring and passing a dummy 'bad_wr' pointer, pass NULL as third argument to ib_post_(send|recv|srq_recv)(). Signed-off-by: Bart Van Assche Reviewed-by: Max Gurtovoy Signed-off-by: Jason Gunthorpe --- drivers/infiniband/ulp/srp/ib_srp.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 117dc10..f5ec21d 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -1208,7 +1208,6 @@ static void srp_inv_rkey_err_done(struct ib_cq *cq, struct ib_wc *wc) static int srp_inv_rkey(struct srp_request *req, struct srp_rdma_ch *ch, u32 rkey) { - struct ib_send_wr *bad_wr; struct ib_send_wr wr = { .opcode = IB_WR_LOCAL_INV, .next = NULL, @@ -1219,7 +1218,7 @@ static int srp_inv_rkey(struct srp_request *req, struct srp_rdma_ch *ch, wr.wr_cqe = &req->reg_cqe; req->reg_cqe.done = srp_inv_rkey_err_done; - return ib_post_send(ch->qp, &wr, &bad_wr); + return ib_post_send(ch->qp, &wr, NULL); } static void srp_unmap_data(struct scsi_cmnd *scmnd, @@ -1500,7 +1499,6 @@ static int srp_map_finish_fr(struct srp_map_state *state, { struct srp_target_port *target = ch->target; struct srp_device *dev = target->srp_host->srp_dev; - struct ib_send_wr *bad_wr; struct ib_reg_wr wr; struct srp_fr_desc *desc; u32 rkey; @@ -1564,7 +1562,7 @@ static int srp_map_finish_fr(struct srp_map_state *state, srp_map_desc(state, desc->mr->iova, desc->mr->length, desc->mr->rkey); - err = ib_post_send(ch->qp, &wr.wr, &bad_wr); + err = ib_post_send(ch->qp, &wr.wr, NULL); if (unlikely(err)) { WARN_ON_ONCE(err == -ENOMEM); return err; @@ -2015,7 +2013,7 @@ static int srp_post_send(struct srp_rdma_ch *ch, struct srp_iu *iu, int len) { struct srp_target_port *target = ch->target; struct ib_sge list; - struct ib_send_wr wr, *bad_wr; + struct ib_send_wr wr; list.addr = iu->dma; list.length = len; @@ -2030,13 +2028,13 @@ static int srp_post_send(struct srp_rdma_ch *ch, struct srp_iu *iu, int len) wr.opcode = IB_WR_SEND; wr.send_flags = IB_SEND_SIGNALED; - return ib_post_send(ch->qp, &wr, &bad_wr); + return ib_post_send(ch->qp, &wr, NULL); } static int srp_post_recv(struct srp_rdma_ch *ch, struct srp_iu *iu) { struct srp_target_port *target = ch->target; - struct ib_recv_wr wr, *bad_wr; + struct ib_recv_wr wr; struct ib_sge list; list.addr = iu->dma; @@ -2050,7 +2048,7 @@ static int srp_post_recv(struct srp_rdma_ch *ch, struct srp_iu *iu) wr.sg_list = &list; wr.num_sge = 1; - return ib_post_recv(ch->qp, &wr, &bad_wr); + return ib_post_recv(ch->qp, &wr, NULL); } static void srp_process_rsp(struct srp_rdma_ch *ch, struct srp_rsp *rsp) -- 2.7.4