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IB/srp: Simplify ib_post_(send|recv|srq_recv)() calls

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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 <bart.vanassche@wdc.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Bart Van Assche 2018-07-18 09:25:21 -07:00 committed by Jason Gunthorpe
parent e01a76743a
commit 71347b0c64
1 changed files with 6 additions and 8 deletions
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14
drivers/infiniband/ulp/srp/ib_srp.c
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@ -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)